Best Optoisolators

2.1k reviews scanned and analysysed
Samuel Gilmour
Last Updated: Oct 22, 2024 Share On:

If you are looking for the best optoisolator but have no idea, then you have come to the right place.

Our experts spent several days analyzing 138 products and finally selected 20 products with an average selling price of $8.

Come on, let us help you get the job done.

A Quick Look: Our Top Picks

Top 1
Bojack BJ-PC-817 Pc817 Optocoupler Dip Installation Pc817C 2.54 Mm Pitch 4-Pin Dip-4
9.7We rank the products based on a number of factors such as features, price, customer reviews and so on.

Bojack BJ-PC-817 Pc817 Optocoupler Dip Installation Pc817C 2.54 Mm Pitch 4-Pin Dip-4

Top 1 Bojack BJ-PC-817 Pc817 Optocoupler Dip Installation Pc817C 2.54 Mm Pitch 4-Pin Dip-4

Bojack BJ-PC-817 Pc817 Optocoupler Dip Installation Pc817C 2.54 Mm Pitch 4-Pin Dip-4

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Top 2
Alinan 4Pcs 4Ch Optocoupler Pc817 4 Channel Isolation Board Voltage Converter Adapter Module 3.6-30V Driver Photoelectric Isolated Module
9.5We rank the products based on a number of factors such as features, price, customer reviews and so on.

Alinan 4Pcs 4Ch Optocoupler Pc817 4 Channel Isolation Board Voltage Converter Adapter Module 3.6-30V Driver Photoelectric Isolated Module

Top 2 Alinan 4Pcs 4Ch Optocoupler Pc817 4 Channel Isolation Board Voltage Converter Adapter Module 3.6-30V Driver Photoelectric Isolated Module

Alinan 4Pcs 4Ch Optocoupler Pc817 4 Channel Isolation Board Voltage Converter Adapter Module 3.6-30V Driver Photoelectric Isolated Module

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Top 3
Gikfun LYSB01GYH74O2-CMPTRACCS Optocoupler Dip-4 Pc817C Pc817
9.3We rank the products based on a number of factors such as features, price, customer reviews and so on.

Gikfun LYSB01GYH74O2-CMPTRACCS Optocoupler Dip-4 Pc817C Pc817

Top 3 Gikfun LYSB01GYH74O2-CMPTRACCS Optocoupler Dip-4 Pc817C Pc817

Gikfun LYSB01GYH74O2-CMPTRACCS Optocoupler Dip-4 Pc817C Pc817

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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 Optoisolators Reviews 2024 In Detail

1 Editor's Choice

Bojack BJ-PC-817 Pc817 Optocoupler Dip Installation Pc817C 2.54 Mm Pitch 4-Pin Dip-4

BOJACKBrand BJ-PC-817Model
Bojack BJ-PC-817 Pc817 Optocoupler Dip Installation Pc817C 2.54 Mm Pitch 4-Pin Dip-4  cover
Bojack BJ-PC-817 Pc817 Optocoupler Dip Installation Pc817C 2.54 Mm Pitch 4-Pin Dip-4  thumb #1Bojack BJ-PC-817 Pc817 Optocoupler Dip Installation Pc817C 2.54 Mm Pitch 4-Pin Dip-4  thumb #2
9.7We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Excellent Price: $$
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Features
  • Photocoupler output type - phototransistor
  • Number of pins - 4
  • Needle distance - 2.54mm
  • Package quantity - 50 pieces, packed in a durable and resealable plastic storage box.
  • Application - PC817 photocoupler is widely used in computer terminals, SCR system equipment, measuring instruments, photocopiers, automatic ticketing, household appliances
2 Editor's Choice

Alinan 4Pcs 4Ch Optocoupler Pc817 4 Channel Isolation Board Voltage Converter Adapter Module 3.6-30V Driver Photoelectric Isolated Module

ALINANBrand AlinanModel
Alinan 4Pcs 4Ch Optocoupler Pc817 4 Channel Isolation Board Voltage Converter Adapter Module 3.6-30V Driver Photoelectric Isolated Module cover
Alinan 4Pcs 4Ch Optocoupler Pc817 4 Channel Isolation Board Voltage Converter Adapter Module 3.6-30V Driver Photoelectric Isolated Module thumb #1Alinan 4Pcs 4Ch Optocoupler Pc817 4 Channel Isolation Board Voltage Converter Adapter Module 3.6-30V Driver Photoelectric Isolated Module thumb #2Alinan 4Pcs 4Ch Optocoupler Pc817 4 Channel Isolation Board Voltage Converter Adapter Module 3.6-30V Driver Photoelectric Isolated Module thumb #3Alinan 4Pcs 4Ch Optocoupler Pc817 4 Channel Isolation Board Voltage Converter Adapter Module 3.6-30V Driver Photoelectric Isolated Module thumb #4Alinan 4Pcs 4Ch Optocoupler Pc817 4 Channel Isolation Board Voltage Converter Adapter Module 3.6-30V Driver Photoelectric Isolated Module thumb #5Alinan 4Pcs 4Ch Optocoupler Pc817 4 Channel Isolation Board Voltage Converter Adapter Module 3.6-30V Driver Photoelectric Isolated Module thumb #6
9.5We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Excellent Price: $$$
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Visit Store » Alinan US ( 4.82 / 5 )

Features
  • Driving Port Signal Voltage - 3.6-24V; Output Port Voltage Port - 3.6-30V
  • Can realize 3.3V or 5V to control the interface of 3.6-30V voltage . After the control terminal is turned on, the controlled terminal will also be turned on.
  • Photoelectric isolation has strong anti-interference ability. Can drive big behindPower triodes, MOS tubes, etc., where high voltage driving is required, can also directly drive low power 24V relays.
  • If it is a pulse signal, please note that the limit of 817 is below 4KHZ. If the control signal is greater than 4KHZ, please do not use this module, it will not work properly.
  • Through the jumper cap can achieve whether the output is high potential output or low output.The 4th and 817 on the board are independent, which can realize simultaneous control of different voltages, etc.
3 Editor's Choice

Gikfun LYSB01GYH74O2-CMPTRACCS Optocoupler Dip-4 Pc817C Pc817

GIKFUNBrand LYSB01GYH74O2-CMPTRACCSModel 0.2H*5.0L*3.5W inchesDimension
Gikfun LYSB01GYH74O2-CMPTRACCS Optocoupler Dip-4 Pc817C Pc817 cover
Gikfun LYSB01GYH74O2-CMPTRACCS Optocoupler Dip-4 Pc817C Pc817 thumb #1Gikfun LYSB01GYH74O2-CMPTRACCS Optocoupler Dip-4 Pc817C Pc817 thumb #2Gikfun LYSB01GYH74O2-CMPTRACCS Optocoupler Dip-4 Pc817C Pc817 thumb #3Gikfun LYSB01GYH74O2-CMPTRACCS Optocoupler Dip-4 Pc817C Pc817 thumb #4Gikfun LYSB01GYH74O2-CMPTRACCS Optocoupler Dip-4 Pc817C Pc817 thumb #5Gikfun LYSB01GYH74O2-CMPTRACCS Optocoupler Dip-4 Pc817C Pc817 thumb #6
9.3We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Excellent Price: $$
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Features
  • Gikfun Packing 20pcs OPTOCOUPLER DIP-4 PC817C PC817
  • Number of Pin - 4
  • Pin Pitch - 2.54mm
  • Optocoupler Output Type - optical transistor
  • Used widely in computer terminals, system appliances, measuring instruments, registers, copiers, automatic vending machines etc
4

Dongker Optocoupler Isolation Board,Dc 3.3V 5V Pnp Npn 8-Channel Signal Converter Opto Voltage Isolation Module

DONGKERBrand 1Model
Dongker Optocoupler Isolation Board,Dc 3.3V 5V Pnp Npn 8-Channel Signal Converter Opto Voltage Isolation Module cover
Dongker Optocoupler Isolation Board,Dc 3.3V 5V Pnp Npn 8-Channel Signal Converter Opto Voltage Isolation Module thumb #1Dongker Optocoupler Isolation Board,Dc 3.3V 5V Pnp Npn 8-Channel Signal Converter Opto Voltage Isolation Module thumb #2Dongker Optocoupler Isolation Board,Dc 3.3V 5V Pnp Npn 8-Channel Signal Converter Opto Voltage Isolation Module thumb #3Dongker Optocoupler Isolation Board,Dc 3.3V 5V Pnp Npn 8-Channel Signal Converter Opto Voltage Isolation Module thumb #4Dongker Optocoupler Isolation Board,Dc 3.3V 5V Pnp Npn 8-Channel Signal Converter Opto Voltage Isolation Module thumb #5Dongker Optocoupler Isolation Board,Dc 3.3V 5V Pnp Npn 8-Channel Signal Converter Opto Voltage Isolation Module thumb #6Dongker Optocoupler Isolation Board,Dc 3.3V 5V Pnp Npn 8-Channel Signal Converter Opto Voltage Isolation Module thumb #7
9.1We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Excellent Price: $$$
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Features
  • Optocoupler isolation control.
  • 8-Channel input and output.
  • NPN / PNP (Low/High level) signal output.
  • Support DC 3.3V~5V Input.
  • DC 1.8V-24V load voltage.
5

Is 919201 5 Pcs Optocoupler Isolation Board

ISBrand 919201Model 0.55H*1.1L*0.59W inchesDimension 0.02 lbWeight
Is 919201 5 Pcs Optocoupler Isolation Board cover
Is 919201 5 Pcs Optocoupler Isolation Board thumb #1Is 919201 5 Pcs Optocoupler Isolation Board thumb #2Is 919201 5 Pcs Optocoupler Isolation Board thumb #3Is 919201 5 Pcs Optocoupler Isolation Board thumb #4Is 919201 5 Pcs Optocoupler Isolation Board thumb #5
9.0We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Very Good Price: $$$
Visit Store » icstation ( 4.76 / 5 )

Features
  • Relay Switch Module - 5pcs 1-channel photocoupler isolator with stable performance, triggered by DC 12V and 1mA current.
  • Signal Voltage - Positive phase amplification with high-level trigger. Output equals input.
  • Level Converter - Opto-isolators can be used as level converters (NPN-PNP, PNP-NPN), signal input to MCU in isolation, or MCU-controlled device output in isolation.
  • Control Transformer - Optocoupler isolation board provide isolation between low and high-voltage circuits when used with other electronic devices.
  • Functional Application - Devices for microprocessor Input/Output switching, DC/AC power control, communications equipment protection, and power supply regulation.
6

Bridgold BRIDGOLD-24 50Pcs Pc817C Pc817 For Arduino Diy Through Hole Transistor Output Optocoupler,4-Pin

BRIDGOLDBrand Bridgold-24Model
Bridgold BRIDGOLD-24 50Pcs Pc817C Pc817 For Arduino Diy Through Hole Transistor Output Optocoupler,4-Pin cover
Bridgold BRIDGOLD-24 50Pcs Pc817C Pc817 For Arduino Diy Through Hole Transistor Output Optocoupler,4-Pin thumb #1Bridgold BRIDGOLD-24 50Pcs Pc817C Pc817 For Arduino Diy Through Hole Transistor Output Optocoupler,4-Pin thumb #2Bridgold BRIDGOLD-24 50Pcs Pc817C Pc817 For Arduino Diy Through Hole Transistor Output Optocoupler,4-Pin thumb #3
8.9We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Very Good Price: $$
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Features
  • Supply Voltage - international standard
  • Type - Integrated Circuits
  • 4 pins, dual row, 2.54mm pitch.Used widely in computer terminals
  • Size - 8 x 4 x 7mm/0.3 inch x 0.2 inch x 0.3 inch (L*W*H)
  • Material - Plastic, Metal
7

Hiletgo 3-01-1180 3Pcs Tlp281 Optocoupler Isolation Board Optical Coupler Isolation Module 4 Channel Optical Coupler Isolation Module High/Low Level Expansion Board

HILETGOBrand 3-01-1180Model
Hiletgo 3-01-1180 3Pcs Tlp281 Optocoupler Isolation Board Optical Coupler Isolation Module 4 Channel Optical Coupler Isolation Module High/Low Level Expansion Board cover
Hiletgo 3-01-1180 3Pcs Tlp281 Optocoupler Isolation Board Optical Coupler Isolation Module 4 Channel Optical Coupler Isolation Module High/Low Level Expansion Board thumb #1Hiletgo 3-01-1180 3Pcs Tlp281 Optocoupler Isolation Board Optical Coupler Isolation Module 4 Channel Optical Coupler Isolation Module High/Low Level Expansion Board thumb #2Hiletgo 3-01-1180 3Pcs Tlp281 Optocoupler Isolation Board Optical Coupler Isolation Module 4 Channel Optical Coupler Isolation Module High/Low Level Expansion Board thumb #3Hiletgo 3-01-1180 3Pcs Tlp281 Optocoupler Isolation Board Optical Coupler Isolation Module 4 Channel Optical Coupler Isolation Module High/Low Level Expansion Board thumb #4
8.9We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Very Good Price: $$
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Visit Store » HiLetgo ( 4.79 / 5 )

Features
  • TLP281 4 Channel Optical Coupler Isolation Module
  • PCB Size - 25mm x 26mm
  • Connecting digital systems (like a 5V microcontroller) to a high-voltage or noisy system
  • A higher voltage than the TTL logic on the (3.3V or 5V) micro
  • A normal LED opto-isolator will invert the logic of a signal
8

Treedix Opto-Isolator Breakout Board With Two Photodiodes Built-In Comes With 2 Channel Coupler For Blocking Circuit

TREEDIXBrand 0.06H*0.6L*0.6W inchesDimension
Treedix Opto-Isolator Breakout Board With Two Photodiodes Built-In Comes With 2 Channel Coupler For Blocking Circuit cover
Treedix Opto-Isolator Breakout Board With Two Photodiodes Built-In Comes With 2 Channel Coupler For Blocking Circuit thumb #1Treedix Opto-Isolator Breakout Board With Two Photodiodes Built-In Comes With 2 Channel Coupler For Blocking Circuit thumb #2Treedix Opto-Isolator Breakout Board With Two Photodiodes Built-In Comes With 2 Channel Coupler For Blocking Circuit thumb #3Treedix Opto-Isolator Breakout Board With Two Photodiodes Built-In Comes With 2 Channel Coupler For Blocking Circuit thumb #4
8.9We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Very Good Price: $$
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Visit Store » Treedix ( 4.87 / 5 )

Features
  • The board electrically isolates the controller from the high-power system by using an opto-isolator IC. The opto-isolator breakout IC has built-in two LEDs and two photodiodes, allowing the low-voltage side to control the high-voltage side.
  • This is specially designed for optical isolation, which helps to connect digital systems to high-voltage or noisy systems.Good isolation performance, complete electrical isolation between input and output.
  • The breakout board uses ILD213T opto-isolator and discrete transistors to calibrate the logic, with two channels. It is very suitable for use in noisy circuits where signal lines need electrical isolation.
  • Using this board can allow the microcontroller to control the servo system or other motors. These motors use a higher voltage than the TTL logic on the micro (3.3V or 5V), and may affect our system when the motor is turned on and off. Cause electromagnetic interference.
  • Easy to connect logic circuits, fast response speed, high transmission efficiency this optoisolator is configured for data rates up to 9600bps. Compatible with dual wave, vapor phase and IR reflow soldering
9

Dongker AAQ-WYY-9192 Optical Isolator Module,12V Photoelectric Optoisolator Pnp Npn Signal Converter Pc817 Optocoupler Optoisolator

DONGKERBrand AAQ-WYY-9192Model
Dongker AAQ-WYY-9192 Optical Isolator Module,12V Photoelectric Optoisolator Pnp Npn Signal Converter Pc817 Optocoupler Optoisolator cover
Dongker AAQ-WYY-9192 Optical Isolator Module,12V Photoelectric Optoisolator Pnp Npn Signal Converter Pc817 Optocoupler Optoisolator thumb #1Dongker AAQ-WYY-9192 Optical Isolator Module,12V Photoelectric Optoisolator Pnp Npn Signal Converter Pc817 Optocoupler Optoisolator thumb #2Dongker AAQ-WYY-9192 Optical Isolator Module,12V Photoelectric Optoisolator Pnp Npn Signal Converter Pc817 Optocoupler Optoisolator thumb #3Dongker AAQ-WYY-9192 Optical Isolator Module,12V Photoelectric Optoisolator Pnp Npn Signal Converter Pc817 Optocoupler Optoisolator thumb #4Dongker AAQ-WYY-9192 Optical Isolator Module,12V Photoelectric Optoisolator Pnp Npn Signal Converter Pc817 Optocoupler Optoisolator thumb #5
8.8We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Very Good Price: $$$
FreeShipping

Features
  • Optocoupler Isolation Board Voltage more than 3000V . Input Current - 50MA(MAX). Operating Current - more than 1MA. Output Maximum Current - 50MA (when input voltage is within the range of 1520MA)
  • EL817 photoelectric isolator, SCM output level can be used to isolating,anti-interference and protect SCM some circuit when driving motor
  • Isolator High-Level Trigger 80KHz, SCM outpput level is low,and driven module voltage is high
  • Can be applied to inverter,which can invert output the input signal, High Voltage Testing, Current Amplification
  • SHOP WITH CONFIDENCE - To Provide You With the Highest Quality Service, If You Have Any Question, Please Feel Free to Contact Us.We Will Provide After-sales Service Until You Are Satisfied.
10

Major Brands 4N35 Optocoupler, Dc Input 1 Channel Trans

MAJOR BRANDSBrand 4N35Model 0.02 lbWeight
Major Brands 4N35 Optocoupler, Dc Input 1 Channel Trans cover
8.7We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Very Good Price: $$
FreeShipping

Features
  • 1 channel
  • 6 pin
  • 1.5 volts
  • Power - 200Mw
11

Dbparts New For 20Pcs Moc3021 Random-Phase Optoisolators Triac Driver Output Dip-6

DBPARTSBrand
Dbparts New For 20Pcs Moc3021 Random-Phase Optoisolators Triac Driver Output Dip-6 cover
Dbparts New For 20Pcs Moc3021 Random-Phase Optoisolators Triac Driver Output Dip-6 thumb #1
8.7We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Very Good Price: $$
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Visit Store » DBCooler ( 4.74 / 5 )

Features
  • Brand New
  • Package Include - 20Pcs MOC3021
  • DIP-6
  • High Quality & Six Months Warranty
12

Noyito NOPC817P2 1-Channel Pc817 Optocoupler Isolation Module Optoelectronic Isolator Signal Isolation And Anti-Interference 3-5V 12V 24V

NOYITOBrand NOPC817P2Model 0.47H*2.6L*0.65W inchesDimension
Noyito NOPC817P2 1-Channel Pc817 Optocoupler Isolation Module Optoelectronic Isolator Signal Isolation And Anti-Interference 3-5V 12V 24V  cover
Noyito NOPC817P2 1-Channel Pc817 Optocoupler Isolation Module Optoelectronic Isolator Signal Isolation And Anti-Interference 3-5V 12V 24V  thumb #1Noyito NOPC817P2 1-Channel Pc817 Optocoupler Isolation Module Optoelectronic Isolator Signal Isolation And Anti-Interference 3-5V 12V 24V  thumb #2Noyito NOPC817P2 1-Channel Pc817 Optocoupler Isolation Module Optoelectronic Isolator Signal Isolation And Anti-Interference 3-5V 12V 24V  thumb #3Noyito NOPC817P2 1-Channel Pc817 Optocoupler Isolation Module Optoelectronic Isolator Signal Isolation And Anti-Interference 3-5V 12V 24V  thumb #4Noyito NOPC817P2 1-Channel Pc817 Optocoupler Isolation Module Optoelectronic Isolator Signal Isolation And Anti-Interference 3-5V 12V 24V  thumb #5Noyito NOPC817P2 1-Channel Pc817 Optocoupler Isolation Module Optoelectronic Isolator Signal Isolation And Anti-Interference 3-5V 12V 24V  thumb #6Noyito NOPC817P2 1-Channel Pc817 Optocoupler Isolation Module Optoelectronic Isolator Signal Isolation And Anti-Interference 3-5V 12V 24V  thumb #7Noyito NOPC817P2 1-Channel Pc817 Optocoupler Isolation Module Optoelectronic Isolator Signal Isolation And Anti-Interference 3-5V 12V 24V  thumb #8
8.5We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Very Good Price: $$
FreeShipping

Features
  • NOYITO 1-Channel PC817 Optocoupler Isolation module adopts 5.0 pitch screw terminals for easy wiring . The module can play the role of isolation when the output level of the single-chip microcomputer drives the inductive devices such as motors and motors, and protect part of the circuit of the single-chip microcomputer against interference
  • The module can be used for high-voltage detection. For example, if the output signal level of a sensor is 12V, and the voltage of the microcontroller is 5V, this module can be used for isolation detection.
  • The module can also be used for current amplification. For example, when the output current of the microcontroller is too small to drive certain circuits, this module can be used for amplification.
  • Input signal voltage - 3-5V / 12V / 24V (optional).
  • Output signal voltage - wide voltage, suitable for DC1.8 - 24V.
13

Ximimark LY205 50Pcs Pc817C Optocoupler Ic Chip Dip-4 Transistor Output Optocoupler Optical Isolator

XIMIMARKBrand LY205Model
Ximimark LY205 50Pcs Pc817C Optocoupler Ic Chip Dip-4 Transistor Output Optocoupler Optical Isolator cover
8.5We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Very Good Price: $$
FreeShipping
Read Reviews » XIMIMARK

Features
  • Current transfer ratio(CTR - MIN. 50% at I F = 5mA ,VCE=5V)
  • High isolation voltage between input and output ( Viso=5000V rms )
  • Signal transmission between circuits of different potentials and impedances.
  • System appliances, measuring instruments.
  • Registers, copiers, automatic vending machines,Electric home appliances, such as fan heaters, etc.
14

Anmbest ANMBEST_MD314-319 5Pcs 2 Channel 12V Relay Module

ANMBESTBrand ANMBEST_MD314-319Model
Anmbest ANMBEST_MD314-319 5Pcs 2 Channel 12V Relay Module cover
Anmbest ANMBEST_MD314-319 5Pcs 2 Channel 12V Relay Module thumb #1Anmbest ANMBEST_MD314-319 5Pcs 2 Channel 12V Relay Module thumb #2Anmbest ANMBEST_MD314-319 5Pcs 2 Channel 12V Relay Module thumb #3Anmbest ANMBEST_MD314-319 5Pcs 2 Channel 12V Relay Module thumb #4Anmbest ANMBEST_MD314-319 5Pcs 2 Channel 12V Relay Module thumb #5
8.3We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Very Good Price: $$$
FreeShipping
Visit Store » Anmbest ( 4.85 / 5 )

Features
  • It is 2 Channel Isolated 12V 10A Relay Module, each relay can individually switch on/off by an opto-isolated digital input, Standard interface can be directly connected with microcontrollers and be controlled directly by a wide range of microcontrollers such as Arduino, AVR, PIC, ARM, DSP, etc., very convenient.
  • Equipped with high-current relay, maximum load - AC250V 10A, 15A 125VAC, DC30V 10A; Trigger current of opto-isolator - 5mA.
  • RELIABLE - Fault-tolerant design, even if the control line breaks, the relay will not move; With optical coupling isolation, triggering more reliable, more stable.
  • EASY to INSTALL - Equipped with screwed terminal plate and fixed bolt holes(diameter - 3.1 mm) on both sides for easy installation.
  • High/Low level trigger can be selected by jumper. Very versatile, you can reverse the input logic with the jumper.
15

Micro Traders 438-BI 2Pcs Optical Isolator Module Voltage To Current Converter Module Input Optoisolator 12V 80Khz 1 Channel Pc817 El817 Plc Processors

MICRO TRADERSBrand 438-BIModel
Micro Traders 438-BI 2Pcs Optical Isolator Module Voltage To Current Converter Module Input Optoisolator 12V 80Khz 1 Channel Pc817 El817 Plc Processors cover
Micro Traders 438-BI 2Pcs Optical Isolator Module Voltage To Current Converter Module Input Optoisolator 12V 80Khz 1 Channel Pc817 El817 Plc Processors thumb #1Micro Traders 438-BI 2Pcs Optical Isolator Module Voltage To Current Converter Module Input Optoisolator 12V 80Khz 1 Channel Pc817 El817 Plc Processors thumb #2Micro Traders 438-BI 2Pcs Optical Isolator Module Voltage To Current Converter Module Input Optoisolator 12V 80Khz 1 Channel Pc817 El817 Plc Processors thumb #3Micro Traders 438-BI 2Pcs Optical Isolator Module Voltage To Current Converter Module Input Optoisolator 12V 80Khz 1 Channel Pc817 El817 Plc Processors thumb #4Micro Traders 438-BI 2Pcs Optical Isolator Module Voltage To Current Converter Module Input Optoisolator 12V 80Khz 1 Channel Pc817 El817 Plc Processors thumb #5Micro Traders 438-BI 2Pcs Optical Isolator Module Voltage To Current Converter Module Input Optoisolator 12V 80Khz 1 Channel Pc817 El817 Plc Processors thumb #6
8.3We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Very Good Price: $$
FreeShipping

Features
  • It is made of premium material, which is not easy to wear and comfortable to touch.
  • Photoelectric isolator, SCM output level can be used to isolating,anti interference and protect SCM some circuit when driving motor.
  • Isolator High Level Trigger 80KHz, SCM outpput level is low,and driven module voltage is high.
  • Easy Installation, very convenient and safe to use.
16

Noyito Tlp281 4-Channel Optocoupler Isolation Board For High And Low Level Optocoupler Isolation Expansion Board

NOYITOBrand 0.43H*0.98L*0.94W inchesDimension
Noyito Tlp281 4-Channel Optocoupler Isolation Board For High And Low Level Optocoupler Isolation Expansion Board  cover
Noyito Tlp281 4-Channel Optocoupler Isolation Board For High And Low Level Optocoupler Isolation Expansion Board  thumb #1Noyito Tlp281 4-Channel Optocoupler Isolation Board For High And Low Level Optocoupler Isolation Expansion Board  thumb #2Noyito Tlp281 4-Channel Optocoupler Isolation Board For High And Low Level Optocoupler Isolation Expansion Board  thumb #3Noyito Tlp281 4-Channel Optocoupler Isolation Board For High And Low Level Optocoupler Isolation Expansion Board  thumb #4Noyito Tlp281 4-Channel Optocoupler Isolation Board For High And Low Level Optocoupler Isolation Expansion Board  thumb #5Noyito Tlp281 4-Channel Optocoupler Isolation Board For High And Low Level Optocoupler Isolation Expansion Board  thumb #6Noyito Tlp281 4-Channel Optocoupler Isolation Board For High And Low Level Optocoupler Isolation Expansion Board  thumb #7
8.1We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Very Good Price: $$
FreeShipping

Features
  • NOYITO TLP281 4-Channel Optocoupler Isolation Board is helpful for connecting digital systems (like a 5V microcontroller) to a high-voltage or noisy system.
  • This board electrically isolates a controller from the high-power system by use of an opto-isolator IC. This IC has four LEDs and four photodiodes built-inch This allows the low-voltage side to control a high voltage side.
  • This board uses the TLP281 optoisolator and discrete transistors to correct the logic. Comes with four channels. Great for use in noisy circuits where signal lines require electrical isolation.
  • A normal LED opto-isolator will invert the logic of a signal. We putsome transistors on this compact board to correct the inversion. What you put into the IN pins, will be replicated on the the OUT pins, but at the higher voltage (HV).
  • Manufacturer's One-year Warranty
  • Output - OUT1 / OUT2 / OUT3 / OUT4 output current is equal to the largest HVCC / 5.1K,Maximum absorption current 500mA .
  • Input - IN1 / IN2 / IN3 / IN4, SCM or for Arduino IO port, GND with single-chip microcomputer or for Arduino board GND connection.
  • User Manual https - //1drv.ms/b/s!AlzQUCOyZQhKgXqZMr8dACmZ3x-i?e=ewAhPy
17

Reland Sung 722704680882 D213 Opto-Isolator Ild213T Optoisolator Microcontroller Breakout Board Module

RELAND SUNGBrand 722704680882Model
Reland Sung 722704680882 D213 Opto-Isolator Ild213T Optoisolator Microcontroller Breakout Board Module cover
Reland Sung 722704680882 D213 Opto-Isolator Ild213T Optoisolator Microcontroller Breakout Board Module thumb #1Reland Sung 722704680882 D213 Opto-Isolator Ild213T Optoisolator Microcontroller Breakout Board Module thumb #2
8.0We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Good Price: $
Visit Store » Reland ( 4.12 / 5 )

Features
  • Reland Sung
18

Jhcbkff JHC356.008 2Pcs Pc817 8-Channel Optocoupler Isolation Board Voltage Converter Adapter Module 3.6-30V Driver Photoelectric Isolated Module

JHCBKFFBrand JHC356.008Model
Jhcbkff JHC356.008 2Pcs Pc817 8-Channel Optocoupler Isolation Board Voltage Converter Adapter Module 3.6-30V Driver Photoelectric Isolated Module cover
Jhcbkff JHC356.008 2Pcs Pc817 8-Channel Optocoupler Isolation Board Voltage Converter Adapter Module 3.6-30V Driver Photoelectric Isolated Module thumb #1Jhcbkff JHC356.008 2Pcs Pc817 8-Channel Optocoupler Isolation Board Voltage Converter Adapter Module 3.6-30V Driver Photoelectric Isolated Module thumb #2Jhcbkff JHC356.008 2Pcs Pc817 8-Channel Optocoupler Isolation Board Voltage Converter Adapter Module 3.6-30V Driver Photoelectric Isolated Module thumb #3Jhcbkff JHC356.008 2Pcs Pc817 8-Channel Optocoupler Isolation Board Voltage Converter Adapter Module 3.6-30V Driver Photoelectric Isolated Module thumb #4Jhcbkff JHC356.008 2Pcs Pc817 8-Channel Optocoupler Isolation Board Voltage Converter Adapter Module 3.6-30V Driver Photoelectric Isolated Module thumb #5Jhcbkff JHC356.008 2Pcs Pc817 8-Channel Optocoupler Isolation Board Voltage Converter Adapter Module 3.6-30V Driver Photoelectric Isolated Module thumb #6
7.8We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Good Price: $$$
FreeShipping
Visit Store » JHCBS ( 5.0 / 5 )

Features
  • 2Pcs 8 channel optocoupler isolation board,the onboard are independent,can achieve different voltage control at then same time.Driving Port Signal Voltage - 3.6-24V; Output Port Voltage Port - 3.6-30V
  • This module can realize 3.3V or 5V control the interface of 3.6-30V voltage level.After the control terminal is turned on, the controlled terminal will also be turned on.Voltage conversion,and can realize to drive a high level from a low level
  • PC817 Optocoupler Isolation module adopts 5.0mm pitch screw terminals for easy wiring . The module can play the role of isolation when the output level of the single-chip microcomputer drives the inductive devices such as motors and motors, and protect part of the circuit of the single-chip microcomputer against interference
  • Optocoupler optoisolator has strong anti-interference ability, it can drive high power transistors, MOS tubes and other occasions that require high voltage drive, and it can also directly drive low power 24V relay work
  • If it is a pulse signal, please note that the limit of 817 is below 3KHZ. If the control signal is greater than 3KHZ, please do not use this module, it will not work properly
19

Dbparts New For 50Pcs El817C Pc817 Pc817C Fl817C Fl817 El817 Dip-4 Optoisolators Transistor

DBPARTSBrand
Dbparts New For 50Pcs El817C Pc817 Pc817C Fl817C Fl817 El817 Dip-4 Optoisolators Transistor cover
Dbparts New For 50Pcs El817C Pc817 Pc817C Fl817C Fl817 El817 Dip-4 Optoisolators Transistor thumb #1
7.6We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Good Price: $$
Save 30% + FreeShipping
Visit Store » DBCooler ( 4.74 / 5 )

Features
  • Brand New
  • Package Include - 50Pcs PC817 OPTOCOUPLER
  • DIP-4
  • Six Months Warranty
20

Dbparts New For 20Pcs Moc3041 Zero-Cross Optoisolators Triac Driver 6-Dip

DBPARTSBrand
Dbparts New For 20Pcs Moc3041 Zero-Cross Optoisolators Triac Driver 6-Dip cover
7.6We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Good Price: $$
Save 8% + FreeShipping
Visit Store » DBCooler ( 4.74 / 5 )

Features
  • Brand New
  • Package Include - 20Pcs
  • DIP-6
  • High Quality & Six Months Warranty

FAQ & Notes

Samuel Gilmour Written By Samuel Gilmour

During our research, we found more than 138 related products, with prices ranging from $3.66 to $14.99, and most customers would pay around $8 for this type of product.

What are the top brands of Optoisolators?

There are 16 brands available for Optoisolators, such as Bojack, Is, Dbparts, Hiletgo, Reland Sung, Anmbest, Treedix, Micro Traders, Dongker, Major Brands, Alinan, Gikfun, Noyito, Jhcbkff, Bridgold, Ximimark.

What are the available sellers for Optoisolators?

There are 16 sellers available for Optoisolators, including HiLetgo ( 4.79 / 5 ), Amazon.com ( 4.68 / 5 ), Gikfun_Official_Store ( 4.85 / 5 ), NOYITO TECHNOLOGIES ( 4.85 / 5 ), ZhongTao(,,) ( 4.7 / 5 ), Micro Traders ( 4.81 / 5 ), Reland ( 4.12 / 5 ), JHCBS ( 5.0 / 5 ), DBCooler ( 4.74 / 5 ), BOJACK ELECTRON ( 4.8 / 5 ), Bridgold Direct ( 4.85 / 5 ), Anmbest ( 4.85 / 5 ), Treedix ( 4.87 / 5 ), Alinan US ( 4.82 / 5 ), DONGKER US ( 4.78 / 5 ), icstation ( 4.76 / 5 ).

Price comparison of the top 10 Optoisolators

*Note: Prices based on historical data.

Price comparison of the top 10 Optoisolators highly recommended

*Note: Prices based on historical data.

The Verdict

After thorough consideration, we have selected the product BOJACK BJ-PC-817 as your preferred option.

As an alternative, we have also compiled a list based on user reviews, and the product IS 919201 is also worthy of your purchase.