Best Rinnai Tankless

3.0k reviews scanned and analysysed
Vance Diaz
Vance Diaz Writer
Last Updated: Oct 22, 2024 Share On:

If you want to find the best rinnai tankle for your home, then you've come to the right place.

Our experts have researched and analyzed a whole bunch of rinnai tankle from brands like Rinnai, and we have selected 20 products to form the list.

Read on and let us help you find the best rinnai tankle.

A Quick Look: Our Top Picks

Top 1
Rinnai RX199 In Condensing Smart Sense Natural Gas Or Propane Tankless Water Heater
9.8We rank the products based on a number of factors such as features, price, customer reviews and so on.

Rinnai RX199 In Condensing Smart Sense Natural Gas Or Propane Tankless Water Heater

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Top 1 Rinnai RX199 In Condensing Smart Sense Natural Gas Or Propane Tankless Water Heater

Rinnai RX199 In Condensing Smart Sense Natural Gas Or Propane Tankless Water Heater

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Top 2
Rinnai RXP199IN Condensing Smart Sense Natural Gas Or Propane Tankless Water Heater
9.6We rank the products based on a number of factors such as features, price, customer reviews and so on.

Rinnai RXP199IN Condensing Smart Sense Natural Gas Or Propane Tankless Water Heater

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Top 2 Rinnai RXP199IN Condensing Smart Sense Natural Gas Or Propane Tankless Water Heater

Rinnai RXP199IN Condensing Smart Sense Natural Gas Or Propane Tankless Water Heater

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Top 3
Rinnai V53DEP Tankless Hot Water Heater
9.3We rank the products based on a number of factors such as features, price, customer reviews and so on.

Rinnai V53DEP Tankless Hot Water Heater

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Top 3 Rinnai V53DEP Tankless Hot Water Heater

Rinnai V53DEP Tankless Hot Water Heater

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*Note The result is based on our independent research, and we are reader-supported and do not promote any brand or retailer. As a member of Amazon Marketing Affiliates, we may receive a commission from qualified purchases.

Top 20 Rinnai Tankless Reviews 2024 In Detail

1 Editor's Choice

Rinnai RX199 In Condensing Smart Sense Natural Gas Or Propane Tankless Water Heater

RINNAIBrand RX199Model 30.11H*18.5L*18.5W inchesDimension 55.0 lbWeight
Ranked #2 in Best High Efficiency Water Heaters Of 2024
Ranked #10 in Best Tankless Hot Water Heaters Of 2024
Rinnai RX199 In Condensing Smart Sense Natural Gas Or Propane Tankless Water Heater cover
Rinnai RX199 In Condensing Smart Sense Natural Gas Or Propane Tankless Water Heater thumb #1Rinnai RX199 In Condensing Smart Sense Natural Gas Or Propane Tankless Water Heater thumb #2Rinnai RX199 In Condensing Smart Sense Natural Gas Or Propane Tankless Water Heater thumb #3Rinnai RX199 In Condensing Smart Sense Natural Gas Or Propane Tankless Water Heater thumb #4Rinnai RX199 In Condensing Smart Sense Natural Gas Or Propane Tankless Water Heater thumb #5Rinnai RX199 In Condensing Smart Sense Natural Gas Or Propane Tankless Water Heater thumb #6
9.8We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Excellent Price: $$
FreeShipping
Check On Amazon Search On eBay
Visit Store » Amazon.com ( 4.68 / 5 )
Features
  • One Model, Anywhere - This Rinnai tankless water heater is installable indoors or outdoors thanks to our new Versa Vent and powered by either propane or natural gas thanks to a Smart Sense gas control system; RX-OVC vent cap required for outdoor install
  • Never Run Out of Hot Water with this Compact Tankless Gas Water Heater - This condensing propane and natural gas tankless water heater from Rinnai is only the size of a small suitcase, but provides up to 11.1 GPM (7 fixtures at once)
  • Smart, Efficient Design - This water heater's modern design includes an easy-to-use interface, Quick Flush feature for simplified flushing, as well as a super-high energy efficiency factor of UEF .98; See Controlr module for WiFi control (not included)
  • Professional Installation Recommended - Visit the Find a Rinnai PRO page on our website to find a qualified technician to install your tankless water heater, and use the Rinnai Central App for help with setup, service & troubleshooting; We do not recommend installing a water heater without a technician
  • Find Your Rinnai - See our product guides, manuals, energy guide, warranty information, videos, and tables to find the right tankless water heater size for your home; Check our Ground Water Temperature Map to see if this heater is optimal for your region
2 Editor's Choice

Rinnai RXP199IN Condensing Smart Sense Natural Gas Or Propane Tankless Water Heater

RINNAIBrand RXP199iNModel 31.0H*19.0L*19.0W inchesDimension 58.0 lbWeight
Rinnai RXP199IN Condensing Smart Sense Natural Gas Or Propane Tankless Water Heater cover
Rinnai RXP199IN Condensing Smart Sense Natural Gas Or Propane Tankless Water Heater thumb #1Rinnai RXP199IN Condensing Smart Sense Natural Gas Or Propane Tankless Water Heater thumb #2Rinnai RXP199IN Condensing Smart Sense Natural Gas Or Propane Tankless Water Heater thumb #3Rinnai RXP199IN Condensing Smart Sense Natural Gas Or Propane Tankless Water Heater thumb #4Rinnai RXP199IN Condensing Smart Sense Natural Gas Or Propane Tankless Water Heater thumb #5Rinnai RXP199IN Condensing Smart Sense Natural Gas Or Propane Tankless Water Heater thumb #6Rinnai RXP199IN Condensing Smart Sense Natural Gas Or Propane Tankless Water Heater thumb #7Rinnai RXP199IN Condensing Smart Sense Natural Gas Or Propane Tankless Water Heater thumb #8
9.6We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Excellent Price: $$$
FreeShipping
Check On Amazon Search On eBay
Visit Store » Amazon.com ( 4.68 / 5 )
Features
  • One Model, Anywhere - This Rinnai tankless water heater is installable indoors or outdoors thanks to our new Versa Vent and powered by either propane or natural gas thanks to a Smart Sense gas control system; RX-OVC vent cap required for outdoor install
  • Never Run Out of Hot Water with this Compact Tankless Gas Water Heater - This condensing propane and natural gas tankless water heater from Rinnai is only the size of a small suitcase, but provides up to 11.1 GPM (7 fixtures at once)
  • Smart, Efficient Design - This water heater's modern design includes an easy-to-use interface, Quick Flush feature for simplified flushing, as well as a super-high energy efficiency factor of UEF .98; See Controlr module for WiFi control (not included)
  • Smart-Circ Intelligent Recirculation - This tankless hot water heater includes an internal pump and features Smart-Circ technology that learns your water usage patterns, then schedules pump and recirculation accordingly for best efficiency and convenience
  • Professional Installation Recommended - Visit the Find a Rinnai PRO page on our website to find a qualified technician to install your tankless water heater, and use the Rinnai Central App for help with setup, service & troubleshooting; We do not recommend installing a water heater without a technician
3 Editor's Choice

Rinnai V53DEP Tankless Hot Water Heater

RINNAIBrand V53DePModel 30.0H*13.0L*13.0W inchesDimension 33.0 lbWeight
Ranked #2 in Best Outdoor Propane Tankless Water Heater Of 2024
Ranked #3 in Best Lp Tankless Water Heater Of 2024
Rinnai V53DEP Tankless Hot Water Heater cover
Rinnai V53DEP Tankless Hot Water Heater thumb #1Rinnai V53DEP Tankless Hot Water Heater thumb #2Rinnai V53DEP Tankless Hot Water Heater thumb #3
9.3We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Excellent Price: $
FreeShipping
Check On Amazon Search On eBay
Visit Store » Amazon.com ( 4.68 / 5 )
Features
  • Endless Hot Water - Our tankless hot water heaters let you enjoy unlimited hot water flow throughout the house with a compact and durable design that fits your home and lifestyle
  • Energy and Space Efficient Tankless Gas Water Heater - This small hot water heater conserves energy, only heating when necessary; Enhanced scale detection lessens possibility of serious, long-term damage to unit
  • Optimal Water Pressure - This tankless water heater offers a high-performance hot water flow rate up to 5.3 GPM for a powerful, constant stream that serves up to 4 appliances at once
  • Professional Installation Recommended - Visit the Find a Rinnai PRO page on our website to locate a qualified technician in your area to install your tankless water heater; We do not recommend installing a water heater without a technician
  • Guaranteed to Last - 10-, 5-, and 1-year residential factory warranty for heat exchanger, labor, and parts, respectively
4

Rinnai RSC160IN Smart-Circ Condensing Gas Tankless Water Heater

RINNAIBrand RSC160iNModel 9.0H*9.0L*9.0W inchesDimension
Ranked #7 in Best High Efficiency Water Heaters Of 2024
Rinnai RSC160IN Smart-Circ Condensing Gas Tankless Water Heater cover
Rinnai RSC160IN Smart-Circ Condensing Gas Tankless Water Heater thumb #1Rinnai RSC160IN Smart-Circ Condensing Gas Tankless Water Heater thumb #2Rinnai RSC160IN Smart-Circ Condensing Gas Tankless Water Heater thumb #3Rinnai RSC160IN Smart-Circ Condensing Gas Tankless Water Heater thumb #4Rinnai RSC160IN Smart-Circ Condensing Gas Tankless Water Heater thumb #5Rinnai RSC160IN Smart-Circ Condensing Gas Tankless Water Heater thumb #6Rinnai RSC160IN Smart-Circ Condensing Gas Tankless Water Heater thumb #7Rinnai RSC160IN Smart-Circ Condensing Gas Tankless Water Heater thumb #8
9.1We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Excellent Price: $$
FreeShipping
Check On Amazon Search On eBay
Visit Store » Amazon.com ( 4.68 / 5 )
Features
  • Smart-Circ Intelligent Recirculation - This tankless hot water heater features Smart-Circ technology that learns your water usage patterns, then schedules pump and recirucation accordinlgy for superior energy efficiency and convenience
  • Never Run Out of Hot Water with this Compact Tankless Gas Water Heater - This indoor condensing tankless hot water heater from Rinnai is only the size of a small suitcase, but provides up to 9 GPM (6 fixtures at once)
  • Smart, Durable Design - With multiple venting options, water heater fits a wide array of spaces; Includes 15-, 5-, and 1-year residential guarantee for heat exchanger, labor, and parts, respectively; See Controlr module for WiFi control (not included)
  • Professional Installation Recommended - Visit the Find a Rinnai PRO page on our website to locate a qualified technician in your area to install your tankless water heater; We do not recommend installing a water heater without a technician
  • Find Your Rinnai - See our product guides, manuals, energy guide, warranty information, videos, and tables to find the right tankless water heater for your home; Check our Ground Water Temperature Map to see if this heater is optimal for your region
  • ENERGY STAR qualified with Uniform Energy Factor of 0.109
5

Rinnai REU-VE1720FFD-US-N Re140In Non-Condensing Natural Gas Tankless Water Heater

RINNAIBrand REU-VE1720FFD-US-NModel 27.28H*14.05L*14.05W inchesDimension
Rinnai REU-VE1720FFD-US-N Re140In Non-Condensing Natural Gas Tankless Water Heater cover
Rinnai REU-VE1720FFD-US-N Re140In Non-Condensing Natural Gas Tankless Water Heater thumb #1Rinnai REU-VE1720FFD-US-N Re140In Non-Condensing Natural Gas Tankless Water Heater thumb #2Rinnai REU-VE1720FFD-US-N Re140In Non-Condensing Natural Gas Tankless Water Heater thumb #3Rinnai REU-VE1720FFD-US-N Re140In Non-Condensing Natural Gas Tankless Water Heater thumb #4Rinnai REU-VE1720FFD-US-N Re140In Non-Condensing Natural Gas Tankless Water Heater thumb #5
9.1We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Excellent Price: $
FreeShipping
Check On Amazon Search On eBay
Visit Store » Amazon.com ( 4.68 / 5 )
Features
  • Smart Design - Improved design of tankless hot water heater only heats when necessary to conserve energy; Speeds installation and enhances serviceability with a cleaner internal layout; LED screen provides service reminders and error codes
  • Never Run Out of Hot Water with this Compact Tankless Gas Water Heater - This non-condensing indoor tankless hot water heater from Rinnai is only the size of a small suitcase, but provides up to 5.3 GPM (5 fixtures at once)
  • Smart, Durable Design - Water heater fits a wide array of spaces; Includes 15-, 5-, and 1-year residential guarantee for heat exchanger, labor, and parts, respectively; See Controlr module for WiFi control (not included)
  • Professional Installation Recommended - Visit the Find a Rinnai PRO page on our website to locate a qualified technician in your area to install your tankless water heater; We do not recommend installing a water heater without a technician
  • Find Your Rinnai - See our product guides, manuals, energy guide, warranty information, videos, and tables to find the right tankless water heater for your home; Check our Ground Water Temperature Map to see if this heater is optimal for your region
6

Rinnai RSC199EN Smart-Circ Condensing Gas Tankless Water Heater

RINNAIBrand RSC199eNModel 9.0H*9.0L*9.0W inchesDimension
Ranked #11 in Best High Efficiency Water Heaters Of 2024
Rinnai RSC199EN Smart-Circ Condensing Gas Tankless Water Heater cover
Rinnai RSC199EN Smart-Circ Condensing Gas Tankless Water Heater thumb #1Rinnai RSC199EN Smart-Circ Condensing Gas Tankless Water Heater thumb #2Rinnai RSC199EN Smart-Circ Condensing Gas Tankless Water Heater thumb #3Rinnai RSC199EN Smart-Circ Condensing Gas Tankless Water Heater thumb #4Rinnai RSC199EN Smart-Circ Condensing Gas Tankless Water Heater thumb #5Rinnai RSC199EN Smart-Circ Condensing Gas Tankless Water Heater thumb #6
9.0We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Very Good Price: $$$
FreeShipping
Check On Amazon Search On eBay
Visit Store » Amazon.com ( 4.68 / 5 )
Features
  • Smart-Circ Intelligent Recirculation - This tankless hot water heater features Smart-Circ technology that learns your water usage patterns, then schedules pump and recirucation accordinlgy for superior energy efficiency and convenience
  • Never Run Out of Hot Water with this Compact Tankless Gas Water Heater - This outdoor condensing tankless hot water heater from Rinnai is only the size of a small suitcase, but provides up to 11 GPM (7 fixtures at once)
  • Smart, Durable Design - With no venting required, water heater fits a wide array of spaces; Includes 15-, 5-, and 1-year residential guarantee for heat exchanger, labor, and parts, respectively; See Controlr module for WiFi control (not included)
  • Professional Installation Recommended - Visit the Find a Rinnai PRO page on our website to locate a qualified technician in your area to install your tankless water heater; We do not recommend installing a water heater without a technician
  • Find Your Rinnai - See our product guides, manuals, energy guide, warranty information, videos, and tables to find the right tankless water heater for your home; Check our Ground Water Temperature Map to see if this heater is optimal for your region
  • ENERGY STAR qualified with Uniform Energy Factor of 0.111
7

Rinnai RUCS65IN Tankless Hot Water Heater

RINNAIBrand RUCS65INModel 34.0H*22.0L*22.0W inchesDimension
Ranked #3 in Best High Efficiency Water Heaters Of 2024
Rinnai RUCS65IN Tankless Hot Water Heater cover
Rinnai RUCS65IN Tankless Hot Water Heater thumb #1Rinnai RUCS65IN Tankless Hot Water Heater thumb #2Rinnai RUCS65IN Tankless Hot Water Heater thumb #3Rinnai RUCS65IN Tankless Hot Water Heater thumb #4Rinnai RUCS65IN Tankless Hot Water Heater thumb #5Rinnai RUCS65IN Tankless Hot Water Heater thumb #6
8.9We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Very Good Price: $
Save 11%
Check On Amazon Search On eBay
Visit Store » eFaucets ( 4.44 / 5 )
Features
  • Endless Hot Water - Our tankless hot water heaters let you enjoy unlimited hot water flow throughout the house with a compact and durable design that fits your home and lifestyle
  • Energy and Space Efficient Tankless Gas Water Heater - This small hot water heater conserves energy, only heating when necessary; Multiple venting options offer flexible placement, including PVC/CPVC using the Ubbink Concentric to Twin Pipe adaptor
  • Optimal Water Pressure - This tankless water heater offers a high-performance hot water flow rate up to 6.5 GPM for a powerful, constant stream that serves up to 5 appliances at once
  • Professional Installation Recommended - Visit the Find a Rinnai PRO page on our website to locate a qualified technician in your area to install your tankless water heater; We do not recommend installing a water heater without a technician
  • Guaranteed to Last - 12-, 5-, and 1-year residential factory warranty for heat exchanger, parts, and labor respectively
8

Rinnai RSC160IP Smart-Circ Condensing Gas Tankless Water Heater

RINNAIBrand RSC160iPModel 9.0H*9.0L*9.0W inchesDimension 78.0 lbWeight
Ranked #5 in Best High Efficiency Water Heaters Of 2024
Ranked #7 in Best Lp Tankless Water Heater Of 2024
Rinnai RSC160IP Smart-Circ Condensing Gas Tankless Water Heater cover
Rinnai RSC160IP Smart-Circ Condensing Gas Tankless Water Heater thumb #1Rinnai RSC160IP Smart-Circ Condensing Gas Tankless Water Heater thumb #2Rinnai RSC160IP Smart-Circ Condensing Gas Tankless Water Heater thumb #3Rinnai RSC160IP Smart-Circ Condensing Gas Tankless Water Heater thumb #4Rinnai RSC160IP Smart-Circ Condensing Gas Tankless Water Heater thumb #5Rinnai RSC160IP Smart-Circ Condensing Gas Tankless Water Heater thumb #6
8.7We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Very Good Price: $
Save 22%
Check On Amazon Search On eBay
Visit Store » eFaucets ( 4.44 / 5 )
Features
  • Smart-Circ Intelligent Recirculation - This tankless hot water heater features Smart-Circ technology that learns your water usage patterns, then schedules pump and recirucation accordinlgy for superior energy efficiency and convenience
  • Never Run Out of Hot Water with this Compact Tankless Gas Water Heater - This indoor condensing tankless hot water heater from Rinnai is only the size of a small suitcase, but provides up to 9 GPM (6 fixtures at once).
  • Smart, Durable Design - With multiple venting options, water heater fits a wide array of spaces; Includes 15-, 5-, and 1-year residential guarantee for heat exchanger, labor, and parts, respectively; See Controlr module for WiFi control (not included)
  • Professional Installation Recommended - Visit the Find a Rinnai PRO page on our website to locate a qualified technician in your area to install your tankless water heater; We do not recommend installing a water heater without a technician
  • Find Your Rinnai - See our product guides, manuals, energy guide, warranty information, videos, and tables to find the right tankless water heater for your home; Check our Ground Water Temperature Map to see if this heater is optimal for your region
  • ENERGY STAR qualified with Uniform Energy Factor of 0.110
9

Rinnai RSC199IN Smart-Circ Condensing Gas Tankless Water Heater

RINNAIBrand RSC199iNModel 9.0H*9.0L*9.0W inchesDimension 78.93 lbWeight
Ranked #10 in Best High Efficiency Water Heaters Of 2024
Rinnai RSC199IN Smart-Circ Condensing Gas Tankless Water Heater cover
Rinnai RSC199IN Smart-Circ Condensing Gas Tankless Water Heater thumb #1Rinnai RSC199IN Smart-Circ Condensing Gas Tankless Water Heater thumb #2Rinnai RSC199IN Smart-Circ Condensing Gas Tankless Water Heater thumb #3Rinnai RSC199IN Smart-Circ Condensing Gas Tankless Water Heater thumb #4Rinnai RSC199IN Smart-Circ Condensing Gas Tankless Water Heater thumb #5
8.7We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Very Good Price: $$$
Check On Amazon Search On eBay
Visit Store » Big Frog Supply ( 4.56 / 5 )
Features
  • Smart-Circ Intelligent Recirculation - This tankless hot water heater features Smart-Circ technology that learns your water usage patterns, then schedules pump and recirucation accordinlgy for superior energy efficiency and convenience
  • Never Run Out of Hot Water with this Compact Tankless Gas Water Heater - This indoor condensing tankless hot water heater from Rinnai is only the size of a small suitcase, but provides up to 11 GPM (7 fixtures at once)
  • Smart, Durable Design - With multiple venting options, water heater fits a wide array of spaces; Includes 15-, 5-, and 1-year residential guarantee for heat exchanger, labor, and parts, respectively; See Controlr module for WiFi control (not included)
  • Professional Installation Recommended - Visit the Find a Rinnai PRO page on our website to locate a qualified technician in your area to install your tankless water heater; We do not recommend installing a water heater without a technician
  • Find Your Rinnai - See our product guides, manuals, energy guide, warranty information, videos, and tables to find the right tankless water heater for your home; Check our Ground Water Temperature Map to see if this heater is optimal for your region
  • ENERGY STAR qualified with Uniform Energy Factor of 0.113
10

Rinnai RL75IP Tankless Hot Water Heater

RINNAIBrand RL75iPModel 9.27H*26.9L*14.04W inchesDimension 53.78 lbWeight
Rinnai RL75IP Tankless Hot Water Heater cover
Rinnai RL75IP Tankless Hot Water Heater thumb #1Rinnai RL75IP Tankless Hot Water Heater thumb #2Rinnai RL75IP Tankless Hot Water Heater thumb #3Rinnai RL75IP Tankless Hot Water Heater thumb #4Rinnai RL75IP Tankless Hot Water Heater thumb #5Rinnai RL75IP Tankless Hot Water Heater thumb #6
8.6We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Very Good Price: $$
FreeShipping
Check On Amazon Search On eBay
Visit Store » Amazon.com ( 4.68 / 5 )
Features
  • Original Design - Tankless hot water heater's Circ-Logic technology offers recirculation patterns that match your habits; For the latest in non-condensing technology that speeds up service and installation, check out our new RE160iP model
  • Never Run Out of Hot Water with this Compact Propane Water Heater - Non-condensing tankless hot water heater from Rinnai is only the size of a small suitcase and fits in a wide variety of spaces, but provides up to 7.5 GPM (5 fixtures at once)
  • Smart, Durable Design - Includes 12-, 5-, and 1-year residential guarantee and 5-, 5-, and 1-year commercial factory warranty for heat exchanger, labor, and parts, respectively; See Controlr module for WiFi control (not included)
  • Professional Installation Recommended - Visit the Find a Rinnai PRO page on our website to locate a qualified technician in your area to install your tankless water heater; We do not recommend installing a water heater without a technician
  • Find Your Rinnai - See our product guides, manuals, energy guide, warranty information, videos, and tables to find the right tankless water heater for your home; Check our Ground Water Temperature Map to see if this heater is optimal for your region
11

Rinnai RSC199IP Smart-Circ Condensing Gas Tankless Water Heater

RINNAIBrand RSC199iPModel 9.0H*9.0L*9.0W inchesDimension
Ranked #6 in Best High Efficiency Water Heaters Of 2024
Rinnai RSC199IP Smart-Circ Condensing Gas Tankless Water Heater cover
Rinnai RSC199IP Smart-Circ Condensing Gas Tankless Water Heater thumb #1Rinnai RSC199IP Smart-Circ Condensing Gas Tankless Water Heater thumb #2Rinnai RSC199IP Smart-Circ Condensing Gas Tankless Water Heater thumb #3Rinnai RSC199IP Smart-Circ Condensing Gas Tankless Water Heater thumb #4Rinnai RSC199IP Smart-Circ Condensing Gas Tankless Water Heater thumb #5Rinnai RSC199IP Smart-Circ Condensing Gas Tankless Water Heater thumb #6
8.6We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Very Good Price: $$$
FreeShipping
Check On Amazon Search On eBay
Visit Store » Amazon.com ( 4.68 / 5 )
Features
  • Smart-Circ Intelligent Recirculation - This tankless hot water heater features Smart-Circ technology that learns your water usage patterns, then schedules pump and recirucation accordinlgy for superior energy efficiency and convenience
  • Never Run Out of Hot Water with this Compact Tankless Gas Water Heater - This indoor condensing tankless hot water heater from Rinnai is only the size of a small suitcase, but provides up to 11 GPM (7 fixtures at once)
  • Smart, Durable Design - With multiple venting options, water heater fits a wide array of spaces; Includes 15-, 5-, and 1-year residential guarantee for heat exchanger, labor, and parts, respectively; See Controlr module for WiFi control (not included)
  • Professional Installation Recommended - Visit the Find a Rinnai PRO page on our website to locate a qualified technician in your area to install your tankless water heater; We do not recommend installing a water heater without a technician
  • Find Your Rinnai - See our product guides, manuals, energy guide, warranty information, videos, and tables to find the right tankless water heater for your home; Check our Ground Water Temperature Map to see if this heater is optimal for your region
  • ENERGY STAR qualified with Uniform Energy Factor of 0.114
12

Rinnai RXP160IN Condensing Smart Sense Natural Gas Or Propane Tankless Water Heater

RINNAIBrand RXP160iNModel 31.0H*19.0L*19.0W inchesDimension 57.0 lbWeight
Rinnai RXP160IN Condensing Smart Sense Natural Gas Or Propane Tankless Water Heater cover
Rinnai RXP160IN Condensing Smart Sense Natural Gas Or Propane Tankless Water Heater thumb #1Rinnai RXP160IN Condensing Smart Sense Natural Gas Or Propane Tankless Water Heater thumb #2Rinnai RXP160IN Condensing Smart Sense Natural Gas Or Propane Tankless Water Heater thumb #3Rinnai RXP160IN Condensing Smart Sense Natural Gas Or Propane Tankless Water Heater thumb #4Rinnai RXP160IN Condensing Smart Sense Natural Gas Or Propane Tankless Water Heater thumb #5Rinnai RXP160IN Condensing Smart Sense Natural Gas Or Propane Tankless Water Heater thumb #6Rinnai RXP160IN Condensing Smart Sense Natural Gas Or Propane Tankless Water Heater thumb #7Rinnai RXP160IN Condensing Smart Sense Natural Gas Or Propane Tankless Water Heater thumb #8
8.4We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Very Good Price: $$
FreeShipping
Check On Amazon Search On eBay
Visit Store » Amazon.com ( 4.68 / 5 )
Features
  • One Model, Anywhere - This Rinnai tankless water heater is installable indoors or outdoors thanks to our new Versa Vent and powered by either propane or natural gas thanks to a Smart Sense gas control system; RX-OVC vent cap required for outdoor install
  • Never Run Out of Hot Water with this Compact Tankless Gas Water Heater - This condensing propane and natural gas tankless water heater from Rinnai is only the size of a small suitcase, but provides up to 9 GPM (6 fixtures at once)
  • Smart, Efficient Design - This water heater's modern design includes an easy-to-use interface, Quick Flush feature for simplified flushing, as well as a super-high energy efficiency factor of UEF .97; See Controlr module for WiFi control (not included)
  • Smart-Circ Intelligent Recirculation - This tankless hot water heater includes an internal pump and features Smart-Circ technology that learns your water usage patterns, then schedules pump and recirculation accordingly for best efficiency and convenience
  • Professional Installation Recommended - Visit the Find a Rinnai PRO page on our website to find a qualified technician to install your tankless water heater, and use the Rinnai Central App for help with setup, service & troubleshooting; We do not recommend installing a water heater without a technician
13

Rinnai CX199IN High Efficiency Plus Natural Gas Interior Tankless Water Heater

RINNAIBrand CX199iNModel 30.11H*18.5L*18.5W inchesDimension
Ranked #19 in Best High Efficiency Water Heaters Of 2024
Rinnai CX199IN High Efficiency Plus Natural Gas Interior Tankless Water Heater cover
Rinnai CX199IN High Efficiency Plus Natural Gas Interior Tankless Water Heater thumb #1Rinnai CX199IN High Efficiency Plus Natural Gas Interior Tankless Water Heater thumb #2
8.4We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Very Good Price: $$$
FreeShipping
Check On Amazon Search On eBay
Visit Store » Amazon.com ( 4.68 / 5 )
Features
  • One model - Indoor/Outdoor, Natural Gas/Propane
  • Super High Efficiency (96%)
  • Smart Sense - Gas Control System
  • Smart Connect - Rinnai Central App - Setup, Service & Troubleshoot
  • Quick Flush - Simplified Flushing
14

Rinnai RSC199EP Smart-Circ Condensing Gas Tankless Water Heater

RINNAIBrand RSC199ePModel 9.0H*9.0L*9.0W inchesDimension 61.9 lbWeight
Ranked #18 in Best High Efficiency Water Heaters Of 2024
Rinnai RSC199EP Smart-Circ Condensing Gas Tankless Water Heater cover
Rinnai RSC199EP Smart-Circ Condensing Gas Tankless Water Heater thumb #1Rinnai RSC199EP Smart-Circ Condensing Gas Tankless Water Heater thumb #2Rinnai RSC199EP Smart-Circ Condensing Gas Tankless Water Heater thumb #3Rinnai RSC199EP Smart-Circ Condensing Gas Tankless Water Heater thumb #4Rinnai RSC199EP Smart-Circ Condensing Gas Tankless Water Heater thumb #5Rinnai RSC199EP Smart-Circ Condensing Gas Tankless Water Heater thumb #6
8.2We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Very Good Price: $$
Save 19% + FreeShipping
Check On Amazon Search On eBay
Visit Store » Amazon.com ( 4.68 / 5 )
Features
  • Smart-Circ Intelligent Recirculation - This tankless hot water heater features Smart-Circ technology that learns your water usage patterns, then schedules pump and recirucation accordinlgy for superior energy efficiency and convenience
  • Never Run Out of Hot Water with this Compact Tankless Gas Water Heater - This outdoor condensing tankless hot water heater from Rinnai is only the size of a small suitcase, but provides up to 11 GPM (7 fixtures at once)
  • Smart, Durable Design - With no venting required, water heater fits a wide array of spaces; Includes 15-, 5-, and 1-year residential guarantee for heat exchanger, labor, and parts, respectively; See Controlr module for WiFi control (not included)
  • Professional Installation Recommended - Visit the Find a Rinnai PRO page on our website to locate a qualified technician in your area to install your tankless water heater; We do not recommend installing a water heater without a technician
  • Find Your Rinnai - See our product guides, manuals, energy guide, warranty information, videos, and tables to find the right tankless water heater for your home; Check our Ground Water Temperature Map to see if this heater is optimal for your region
  • ENERGY STAR qualified with Uniform Energy Factor of 0.112
15

Rinnai RSC160EP Smart-Circ Condensing Gas Tankless Water Heater

RINNAIBrand RSC160ePModel 9.0H*9.0L*9.0W inchesDimension 65.9 lbWeight
Rinnai RSC160EP Smart-Circ Condensing Gas Tankless Water Heater cover
Rinnai RSC160EP Smart-Circ Condensing Gas Tankless Water Heater thumb #1Rinnai RSC160EP Smart-Circ Condensing Gas Tankless Water Heater thumb #2Rinnai RSC160EP Smart-Circ Condensing Gas Tankless Water Heater thumb #3Rinnai RSC160EP Smart-Circ Condensing Gas Tankless Water Heater thumb #4Rinnai RSC160EP Smart-Circ Condensing Gas Tankless Water Heater thumb #5Rinnai RSC160EP Smart-Circ Condensing Gas Tankless Water Heater thumb #6Rinnai RSC160EP Smart-Circ Condensing Gas Tankless Water Heater thumb #7Rinnai RSC160EP Smart-Circ Condensing Gas Tankless Water Heater thumb #8
8.1We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Very Good Price: $$
Save 13%
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Visit Store » eFaucets ( 4.44 / 5 )
Features
  • Smart-Circ Intelligent Recirculation - This tankless hot water heater features Smart-Circ technology that learns your water usage patterns, then schedules pump and recirucation accordinlgy for superior energy efficiency and convenience
  • Never Run Out of Hot Water with this Compact Tankless Gas Water Heater - This outdoor condensing tankless hot water heater from Rinnai is only the size of a small suitcase, but provides up to 9 GPM (6 fixtures at once)
  • Smart, Durable Design - With no venting required, water heater fits a wide array of spaces; Includes 15-, 5-, and 1-year residential guarantee for heat exchanger, labor, and parts, respectively; See Controlr module for WiFi control (not included)
  • Professional Installation Recommended - Visit the Find a Rinnai PRO page on our website to locate a qualified technician in your area to install your tankless water heater; We do not recommend installing a water heater without a technician
  • Find Your Rinnai - See our product guides, manuals, energy guide, warranty information, videos, and tables to find the right tankless water heater for your home; Check our Ground Water Temperature Map to see if this heater is optimal for your region
  • ENERGY STAR qualified with Uniform Energy Factor of 0.108
16

Rinnai 804000074 Condensate Nuetralizer Kit

RINNAIBrand 804000074Model 6.0H*4.0L*4.0W inchesDimension
Rinnai 804000074 Condensate Nuetralizer Kit cover
7.9We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Good Price: $
FreeShipping
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Visit Store » Supply Online ( 4.63 / 5 )
Features
  • Rinnai Tankless Water Heaters last up to 20 years
  • Water Heater is about the size of a carry-on suitcase
17

Rinnai CU199EP Commercial Propane Condensing Tankless Water Heater

RINNAIBrand CU199ePModel 33.86H*22.05L*14.76W inchesDimension 72.3 lbWeight
Rinnai CU199EP Commercial Propane Condensing Tankless Water Heater cover
Rinnai CU199EP Commercial Propane Condensing Tankless Water Heater thumb #1Rinnai CU199EP Commercial Propane Condensing Tankless Water Heater thumb #2Rinnai CU199EP Commercial Propane Condensing Tankless Water Heater thumb #3Rinnai CU199EP Commercial Propane Condensing Tankless Water Heater thumb #4
7.9We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Good Price: $$
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Visit Store » eFaucets ( 4.44 / 5 )
Features
  • Energy and Space Efficient Tankless Hot Water Heater - Our commercial hot water heaters feature a space-saving design that conserves energy as it heats only when necessary; Multiple venting options offer installation flexibility
  • Optimal Water Pressure - This tankless water heater offers a high-performance 11 GPM hot water flow rate for the powerful, constant stream your business needs
  • Smart, Reliable Heating - Rinnai Tankless Water Heaters feature Circ-Logic technology, which enables recirculation patterns that coincide with your typical habits; Wi-Fi monitoring creates hot water on demand
  • Professional Installation Recommended - Visit the Find a Rinnai PRO page on our website to locate a qualified technician in your area to install your water heater; We do not recommend installing this appliance without a technician
  • Guaranteed to Last - 8-, 5-, and 1-year commercial warranty for heat exchanger, parts, and labor, respectively
18

Rinnai RUR199EN Condensing Tankless Hot Water Heater

RINNAIBrand RUR199eNModel 27.9H*12.0L*18.5W inchesDimension 82.5 lbWeight
Rinnai RUR199EN Condensing Tankless Hot Water Heater cover
Rinnai RUR199EN Condensing Tankless Hot Water Heater thumb #1Rinnai RUR199EN Condensing Tankless Hot Water Heater thumb #2Rinnai RUR199EN Condensing Tankless Hot Water Heater thumb #3Rinnai RUR199EN Condensing Tankless Hot Water Heater thumb #4Rinnai RUR199EN Condensing Tankless Hot Water Heater thumb #5Rinnai RUR199EN Condensing Tankless Hot Water Heater thumb #6
7.8We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Good Price: $$
FreeShipping
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Visit Store » Amazon.com ( 4.68 / 5 )
Features
  • Discontinued. Please see new model RSC199eN
  • Energy and Space Efficient - Space-saving design conserves energy as it heats only when necessary
  • Optimal Water Pressure - Up to 11 GPM hot water flow rate for a powerful, constant stream
  • Instant Heating - ThermaCirc360 technology provides faster hot water with a built-in recirculation pump, timer and thermal bypass valve - ideal for homes without a dedicated return line
  • Guaranteed to Last - 15-, 5-, and 1-year residential for heat exchanger, labor, and parts, respectively. Wifi monitoring.
19

Rinnai CXP199IN High Efficiency Plus Natural Gas Interior Tankless Water Heater

RINNAIBrand CXP199iNModel 30.11H*18.5L*18.5W inchesDimension
Rinnai CXP199IN High Efficiency Plus Natural Gas Interior Tankless Water Heater cover
Rinnai CXP199IN High Efficiency Plus Natural Gas Interior Tankless Water Heater thumb #1Rinnai CXP199IN High Efficiency Plus Natural Gas Interior Tankless Water Heater thumb #2Rinnai CXP199IN High Efficiency Plus Natural Gas Interior Tankless Water Heater thumb #3Rinnai CXP199IN High Efficiency Plus Natural Gas Interior Tankless Water Heater thumb #4Rinnai CXP199IN High Efficiency Plus Natural Gas Interior Tankless Water Heater thumb #5Rinnai CXP199IN High Efficiency Plus Natural Gas Interior Tankless Water Heater thumb #6
7.6We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Good Price: $$$
FreeShipping
Check On Amazon Search On eBay
Visit Store » Amazon.com ( 4.68 / 5 )
Features
  • One model - Indoor/Outdoor, Natural Gas/Propane
  • Super High Efficiency (96%)
  • Smart Sense - Gas Control System
  • Smart Connect - Rinnai Central App - Setup, Service & Troubleshoot
  • Quick Flush - Simplified Flushing
20

Rinnai I120SN Condensing Gas Boiler

RINNAIBrand i120SNModel 26.4H*10.9L*18.5W inchesDimension 12.0 lbWeight
Rinnai I120SN Condensing Gas Boiler cover
Rinnai I120SN Condensing Gas Boiler thumb #1Rinnai I120SN Condensing Gas Boiler thumb #2Rinnai I120SN Condensing Gas Boiler thumb #3Rinnai I120SN Condensing Gas Boiler thumb #4
7.5We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Good Price: $$$
Check On Amazon Search On eBay
Visit Store » eFaucets ( 4.44 / 5 )
Features
  • Whole Home Heater - Heat the whole house with our tankless boilers, featuring a stainless-steel heat exchanger with a modulating wire mesh burner, and experience energy-efficient warmth and comfort
  • Smart Features - This high-efficiency gas boiler's multizone control capability allows thermostat and integrated control pumps to connect directly to the boiler; Wall mount heater features safety child-lock that automatically turns off central heating
  • Easy Interface - Our energy efficient heater has a digital display main screen, temperature and pressure display, and an outdoor reset sensor with easy parameter settings; Adjust CH temperature between 104F and 180F and DHW between 98F and 140F
  • Professional Installation Recommended - Visit the Find a Rinnai PRO page on our website to locate a qualified technician in your area to install your boiler; We do not recommend installing a heater without a technician
  • Guaranteed to Last - 12-, 5-, and 1-year residential and 5-, 5-, and 1-year commercial standard warranty for heat exchanger, parts, and labor respectively

Best Rinnai Tankless Of 2024 Rating

Top Reviewed Rinnai Tankless

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FAQ & Notes

Vance Diaz Written By Vance Diaz

During our research, we found more than 179 related products, with prices ranging from $115.11 to $1866.95, and most customers would pay around $1162 for this type of product.

What are the top brands of Rinnai Tankless?

There are 1 brands available for Rinnai Tankless, such as Rinnai.

What are the available sellers for Rinnai Tankless?

There are 4 sellers available for Rinnai Tankless, including Supply Online ( 4.63 / 5 ), eFaucets ( 4.44 / 5 ), Amazon.com ( 4.68 / 5 ), Big Frog Supply ( 4.56 / 5 ).

Price comparison of the top 10 Rinnai Tankless

*Note: Prices based on historical data.

Price comparison of the top 10 Rinnai Tankless highly recommended

*Note: Prices based on historical data.

The Verdict

After thorough consideration, we have selected the product RINNAI RX199 as your preferred option.

As an alternative, we have also compiled a list based on user reviews, and the product RINNAI V53DEP is also worthy of your purchase.