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Lntelligent Control Switch Panel,16Channel Relay Module,5/12/24V,Optocoupler Isolation Output,250V10A High and Low Level Trigger Lntelligent Control Switch Panel,16Channel Relay Module,5/12/24V,Optocoupler Isolation Output,250V10A High and Low Level Trigger

Lntelligent Control Switch Panel,16Channel Relay Module,5/12/24V,Optocoupler Isolation Output,250V10A High and Low Level Trigger

$20.79$20.79

4 sold
10% off
4-channel solid-state relay module/high or low level trigger/60V/3A optocoupler isolation output/level conversion 4-channel solid-state relay module/high or low level trigger/60V/3A optocoupler isolation output/level conversion

4-channel solid-state relay module/high or low level trigger/60V/3A optocoupler isolation output/level conversion

$133.20$148.00

Nuvoton C51 MCU Development Board MS51FB9AE of the LED Infrared Remote Control Optocoupler LED RS485 Relay Module MCU N76E003 Nuvoton C51 MCU Development Board MS51FB9AE of the LED Infrared Remote Control Optocoupler LED RS485 Relay Module MCU N76E003

Nuvoton C51 MCU Development Board MS51FB9AE of the LED Infrared Remote Control Optocoupler LED RS485 Relay Module MCU N76E003

$157.03$157.03

55% off
8-Channel Time Delay Relay Module 8-36V with Optocoupler & LED - Multifunctional Relay Board 8-Channel Time Delay Relay Module 8-36V with Optocoupler & LED - Multifunctional Relay Board

8-Channel Time Delay Relay Module 8-36V with Optocoupler & LED - Multifunctional Relay Board

$142.50$322.08

Components Channel Relay Board Optocoupler Isolation 1 Channel 30A Relay Module High Power Driving Ability Components Channel Relay Board Optocoupler Isolation 1 Channel 30A Relay Module High Power Driving Ability

Components Channel Relay Board Optocoupler Isolation 1 Channel 30A Relay Module High Power Driving Ability

$25.84$25.84

2 sold
14% off
4-32 Channels IO Card PLC Signal Amplifier Board PNP NPN Conversion Input Optocoupler Isolation Transistor trigger voltage 5V 4-32 Channels IO Card PLC Signal Amplifier Board PNP NPN Conversion Input Optocoupler Isolation Transistor trigger voltage 5V

4-32 Channels IO Card PLC Signal Amplifier Board PNP NPN Conversion Input Optocoupler Isolation Transistor trigger voltage 5V

$19.87$23.10

2 sold
45% off
36V Relay Module 4-channel Multifunction Time Delay Relay Interface Board Module Optocoupler LED Delay Relay 36V Relay Module 4-channel Multifunction Time Delay Relay Interface Board Module Optocoupler LED Delay Relay

36V Relay Module 4-channel Multifunction Time Delay Relay Interface Board Module Optocoupler LED Delay Relay

$15.94$28.98

Relay Module 4 Channel USB to CH340 Serial Control Relay Module Optocoupler Protection TYPE-C Interface Module DSTUR-T40 Relay Module 4 Channel USB to CH340 Serial Control Relay Module Optocoupler Protection TYPE-C Interface Module DSTUR-T40

Relay Module 4 Channel USB to CH340 Serial Control Relay Module Optocoupler Protection TYPE-C Interface Module DSTUR-T40

$136.02$136.02

8-channel Optocoupler Isolation Board/16 Road 24 Road 32 Road Optocoupler Isolation Module/3/5V/12V/24V Signal Isolation 8-channel Optocoupler Isolation Board/16 Road 24 Road 32 Road Optocoupler Isolation Module/3/5V/12V/24V Signal Isolation

8-channel Optocoupler Isolation Board/16 Road 24 Road 32 Road Optocoupler Isolation Module/3/5V/12V/24V Signal Isolation

$93.37$93.37

28% off
2CH~24CH 16A Optocoupler Isolated Relay Module DC 1.8V Microcontroller GPIO Output Signal Amplifier Board Supply Voltage 12V/24V 2CH~24CH 16A Optocoupler Isolated Relay Module DC 1.8V Microcontroller GPIO Output Signal Amplifier Board Supply Voltage 12V/24V

2CH~24CH 16A Optocoupler Isolated Relay Module DC 1.8V Microcontroller GPIO Output Signal Amplifier Board Supply Voltage 12V/24V

$168.55$234.10

14% off
PLC DC amplification board PNP/NPN optocoupler isolation solid-state relay output current maximum 3A trigger voltage 3.3V/5V/12V PLC DC amplification board PNP/NPN optocoupler isolation solid-state relay output current maximum 3A trigger voltage 3.3V/5V/12V

PLC DC amplification board PNP/NPN optocoupler isolation solid-state relay output current maximum 3A trigger voltage 3.3V/5V/12V

$152.36$177.16

1 sold
70% off
ENMG single-three-item phase solid-state relay SDR25A2032rail type 5V12V24V DC control DCAC220V Optocoupler isolation Thickening ENMG single-three-item phase solid-state relay SDR25A2032rail type 5V12V24V DC control DCAC220V Optocoupler isolation Thickening

ENMG single-three-item phase solid-state relay SDR25A2032rail type 5V12V24V DC control DCAC220V Optocoupler isolation Thickening

$51.09$170.30

N722A04 Nuvoton C51 MCU N76E003 MCU Development Board MS51FB9AE LED Infrared Remote Control Optocoupler LED RS485 Relay Module N722A04 Nuvoton C51 MCU N76E003 MCU Development Board MS51FB9AE LED Infrared Remote Control Optocoupler LED RS485 Relay Module

N722A04 Nuvoton C51 MCU N76E003 MCU Development Board MS51FB9AE LED Infrared Remote Control Optocoupler LED RS485 Relay Module

$143.05$143.05

29% off
4 Channels 5V Optocoupler Isolation Relay Module Supply Voltage DC 5V Trigger Signal DC 3.3V 5V 12V 24V BMZ04R1-E 4 Channels 5V Optocoupler Isolation Relay Module Supply Voltage DC 5V Trigger Signal DC 3.3V 5V 12V 24V BMZ04R1-E

4 Channels 5V Optocoupler Isolation Relay Module Supply Voltage DC 5V Trigger Signal DC 3.3V 5V 12V 24V BMZ04R1-E

$16.19$22.80

1 sold
N722A04 Nuvoton C51 MCU N76E003 MCU Development Board MS51FB9AE LED Infrared Remote Control Optocoupler LED RS485 Relay Module N722A04 Nuvoton C51 MCU N76E003 MCU Development Board MS51FB9AE LED Infrared Remote Control Optocoupler LED RS485 Relay Module

N722A04 Nuvoton C51 MCU N76E003 MCU Development Board MS51FB9AE LED Infrared Remote Control Optocoupler LED RS485 Relay Module

$146.05$146.05

UART Serial Port Isolation Module Serial Port Optocoupler Module 6N137 Optocoupler Can Be Equipped with PCB Bracket Card Guide UART Serial Port Isolation Module Serial Port Optocoupler Module 6N137 Optocoupler Can Be Equipped with PCB Bracket Card Guide

UART Serial Port Isolation Module Serial Port Optocoupler Module 6N137 Optocoupler Can Be Equipped with PCB Bracket Card Guide

$141.11$141.11

1 sold
15% off
50pcs/lot Free shipping TLP3023 TLP3052 Optocoupler Triac AC-out 400V 600V 5mA PDIP6 New Original 50pcs/lot Free shipping TLP3023 TLP3052 Optocoupler Triac AC-out 400V 600V 5mA PDIP6 New Original

50pcs/lot Free shipping TLP3023 TLP3052 Optocoupler Triac AC-out 400V 600V 5mA PDIP6 New Original

$16.57$19.50

1 sold
10% off
16-Channel 5V Relay Shield Module with optocoupler LM2576 Power supply For A rduino

16-Channel 5V Relay Shield Module with optocoupler LM2576 Power supply For A rduino

$18.45$20.50

10pcs/lotAHT20 Temperature and Humidity Sensor Module High Precision Humidity Sensor Probe DHT11 Upgraded I2C 10pcs/lotAHT20 Temperature and Humidity Sensor Module High Precision Humidity Sensor Probe DHT11 Upgraded I2C

10pcs/lotAHT20 Temperature and Humidity Sensor Module High Precision Humidity Sensor Probe DHT11 Upgraded I2C

$125.93$125.93

39% off
16 Channel Relay Shield Module DC 5V 12V with Optocoupler Onboard ESP8266 WIFI Module For Arduino DIY Kit 16 Channel Relay Shield Module DC 5V 12V with Optocoupler Onboard ESP8266 WIFI Module For Arduino DIY Kit

16 Channel Relay Shield Module DC 5V 12V with Optocoupler Onboard ESP8266 WIFI Module For Arduino DIY Kit

$18.95$31.07

5 sold
3% off
16 Channel Relay Shield Module DC 5V 12V with Optocoupler Onboard ESP8266 WIFI Module For Arduino DIY Kit 16 Channel Relay Shield Module DC 5V 12V with Optocoupler Onboard ESP8266 WIFI Module For Arduino DIY Kit

16 Channel Relay Shield Module DC 5V 12V with Optocoupler Onboard ESP8266 WIFI Module For Arduino DIY Kit

$20.24$21.06

6 sold
42% off
DC 24V Relay Module, 6 Channel SPDT Switch Module with Isolated Optocoupler DIN Rail Mount Pluggable Power Relay Module DC 24V Relay Module, 6 Channel SPDT Switch Module with Isolated Optocoupler DIN Rail Mount Pluggable Power Relay Module

DC 24V Relay Module, 6 Channel SPDT Switch Module with Isolated Optocoupler DIN Rail Mount Pluggable Power Relay Module

$16.63$28.68

10PCS/LOT NEW Original TLP3023SF TLP3023 Optocoupler Triac AC-out 400V 5mA PDIP6, 10PCS/LOT NEW Original TLP3023SF TLP3023 Optocoupler Triac AC-out 400V 5mA PDIP6,

10PCS/LOT NEW Original TLP3023SF TLP3023 Optocoupler Triac AC-out 400V 5mA PDIP6,

$19.80$19.80

54% off
10Pcs 1 Channel 5V Relay Module Board Shield With Optocoupler 5V Relay Module Support High And Low Level Trigger 10Pcs 1 Channel 5V Relay Module Board Shield With Optocoupler 5V Relay Module Support High And Low Level Trigger

10Pcs 1 Channel 5V Relay Module Board Shield With Optocoupler 5V Relay Module Support High And Low Level Trigger

$9.98$21.70

10% off
8CH DIN-Rail Optocoupler Isolated Pluggable Relay Module Contact Capacity Maximum 16A Trigger Signal 1.8V/3.3V-5V/12V/24V 8CH DIN-Rail Optocoupler Isolated Pluggable Relay Module Contact Capacity Maximum 16A Trigger Signal 1.8V/3.3V-5V/12V/24V

8CH DIN-Rail Optocoupler Isolated Pluggable Relay Module Contact Capacity Maximum 16A Trigger Signal 1.8V/3.3V-5V/12V/24V

$152.81$169.79

7 sold
7% off
DC 24V 8 channels Optocoupler isolation Relay Interface Module tigger voltage 3.3V 5V 12v 24V PLC Signal Amplification Board DC 24V 8 channels Optocoupler isolation Relay Interface Module tigger voltage 3.3V 5V 12v 24V PLC Signal Amplification Board

DC 24V 8 channels Optocoupler isolation Relay Interface Module tigger voltage 3.3V 5V 12v 24V PLC Signal Amplification Board

$16.71$17.97

C51 MCU N722A04 Nuvoton N76E003 MCU Development Board MS51FB9AE LED RS485 Relay Module Infrared Remote Control Optocoupler LED C51 MCU N722A04 Nuvoton N76E003 MCU Development Board MS51FB9AE LED RS485 Relay Module Infrared Remote Control Optocoupler LED

C51 MCU N722A04 Nuvoton N76E003 MCU Development Board MS51FB9AE LED RS485 Relay Module Infrared Remote Control Optocoupler LED

$139.97$139.97

14% off
IO Card PLC 4-32 Channels Interface Relay Module PNP NPN Input Optocoupler Isolation Transistor trigger voltage 3.3v IO Card PLC 4-32 Channels Interface Relay Module PNP NPN Input Optocoupler Isolation Transistor trigger voltage 3.3v

IO Card PLC 4-32 Channels Interface Relay Module PNP NPN Input Optocoupler Isolation Transistor trigger voltage 3.3v

$19.87$23.10

2 sold
10% off
6CH DIN-Rail Optocoupler Isolated Pluggable Relay Module Contact Capacity Maximum 16A Trigger Signal 1.8V/3.3V-5V/12V/24V 6CH DIN-Rail Optocoupler Isolated Pluggable Relay Module Contact Capacity Maximum 16A Trigger Signal 1.8V/3.3V-5V/12V/24V

6CH DIN-Rail Optocoupler Isolated Pluggable Relay Module Contact Capacity Maximum 16A Trigger Signal 1.8V/3.3V-5V/12V/24V

$120.39$133.77

4 sold
14% off
4-32 Channels IO Card PLC Signal Amplifier Board PNP NPN Conversion Input Optocoupler Isolation Transistor tigger voltage 3.3V 4-32 Channels IO Card PLC Signal Amplifier Board PNP NPN Conversion Input Optocoupler Isolation Transistor tigger voltage 3.3V

4-32 Channels IO Card PLC Signal Amplifier Board PNP NPN Conversion Input Optocoupler Isolation Transistor tigger voltage 3.3V

$16.86$19.60

12 sold
3% off
DC 8V-36V 4 Channel LED Display Multi-function Relay Module Board With optocoupler Self-locking Timing Relay Module DC 8V-36V 4 Channel LED Display Multi-function Relay Module Board With optocoupler Self-locking Timing Relay Module

DC 8V-36V 4 Channel LED Display Multi-function Relay Module Board With optocoupler Self-locking Timing Relay Module

$15.90$16.55

11 sold
MS51FB9AE LED Infrared Remote Control Optocoupler LED RS485 Relay Module Nuvoton C51 MCU N76E003 MCU Development Board N722A04 MS51FB9AE LED Infrared Remote Control Optocoupler LED RS485 Relay Module Nuvoton C51 MCU N76E003 MCU Development Board N722A04

MS51FB9AE LED Infrared Remote Control Optocoupler LED RS485 Relay Module Nuvoton C51 MCU N76E003 MCU Development Board N722A04

$140.74$140.74

59% off
8-Channel Multifunction Time Delay Relay Module 8-36V with Optocoupler & LED Latching for Smart Automation 8-Channel Multifunction Time Delay Relay Module 8-36V with Optocoupler & LED Latching for Smart Automation

8-Channel Multifunction Time Delay Relay Module 8-36V with Optocoupler & LED Latching for Smart Automation

$119.13$294.20

N722A04 Nuvoton C51 MCU N76E003 MCU Development Board MS51FB9AE LED Infrared Remote Control Optocoupler LED RS485 Relay Module N722A04 Nuvoton C51 MCU N76E003 MCU Development Board MS51FB9AE LED Infrared Remote Control Optocoupler LED RS485 Relay Module

N722A04 Nuvoton C51 MCU N76E003 MCU Development Board MS51FB9AE LED Infrared Remote Control Optocoupler LED RS485 Relay Module

$154.05$154.05

7% off
DC 12v 8 channels Optocoupler isolation Relay Interface Module tigger voltage 3.3V 5V 12v 24V PLC Signal Amplification Board DC 12v 8 channels Optocoupler isolation Relay Interface Module tigger voltage 3.3V 5V 12v 24V PLC Signal Amplification Board

DC 12v 8 channels Optocoupler isolation Relay Interface Module tigger voltage 3.3V 5V 12v 24V PLC Signal Amplification Board

$16.71$17.97

24% off
Nuvoton N76E003 MCU Development Board MS51FB9AE Digital Tube LED IR Optocoupler RS485 Relay Module Nuvoton N76E003 MCU Development Board MS51FB9AE Digital Tube LED IR Optocoupler RS485 Relay Module

Nuvoton N76E003 MCU Development Board MS51FB9AE Digital Tube LED IR Optocoupler RS485 Relay Module

$125.38$164.98

Lntelligent Control Switch Panel,16Channel Relay Module,5/12/24V,Optocoupler Isolation Output,250V10A High and Low Level Trigger Lntelligent Control Switch Panel,16Channel Relay Module,5/12/24V,Optocoupler Isolation Output,250V10A High and Low Level Trigger

Lntelligent Control Switch Panel,16Channel Relay Module,5/12/24V,Optocoupler Isolation Output,250V10A High and Low Level Trigger

$20.79 $20.79

4 sold

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
10% off
4-channel solid-state relay module/high or low level trigger/60V/3A optocoupler isolation output/level conversion 4-channel solid-state relay module/high or low level trigger/60V/3A optocoupler isolation output/level conversion

4-channel solid-state relay module/high or low level trigger/60V/3A optocoupler isolation output/level conversion

$133.20 $148.00

Categories: Home Improvement, Electrical Equipment & Supplies

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Nuvoton C51 MCU Development Board MS51FB9AE of the LED Infrared Remote Control Optocoupler LED RS485 Relay Module MCU N76E003 Nuvoton C51 MCU Development Board MS51FB9AE of the LED Infrared Remote Control Optocoupler LED RS485 Relay Module MCU N76E003

Nuvoton C51 MCU Development Board MS51FB9AE of the LED Infrared Remote Control Optocoupler LED RS485 Relay Module MCU N76E003

$157.03 $157.03

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
55% off
8-Channel Time Delay Relay Module 8-36V with Optocoupler & LED - Multifunctional Relay Board 8-Channel Time Delay Relay Module 8-36V with Optocoupler & LED - Multifunctional Relay Board

8-Channel Time Delay Relay Module 8-36V with Optocoupler & LED - Multifunctional Relay Board

$142.50 $322.08

Categories: Home Improvement, Electrical Equipment & Supplies

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Components Channel Relay Board Optocoupler Isolation 1 Channel 30A Relay Module High Power Driving Ability Components Channel Relay Board Optocoupler Isolation 1 Channel 30A Relay Module High Power Driving Ability

Components Channel Relay Board Optocoupler Isolation 1 Channel 30A Relay Module High Power Driving Ability

$25.84 $25.84

2 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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14% off
4-32 Channels IO Card PLC Signal Amplifier Board PNP NPN Conversion Input Optocoupler Isolation Transistor trigger voltage 5V 4-32 Channels IO Card PLC Signal Amplifier Board PNP NPN Conversion Input Optocoupler Isolation Transistor trigger voltage 5V

4-32 Channels IO Card PLC Signal Amplifier Board PNP NPN Conversion Input Optocoupler Isolation Transistor trigger voltage 5V

$19.87 $23.10

2 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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45% off
36V Relay Module 4-channel Multifunction Time Delay Relay Interface Board Module Optocoupler LED Delay Relay 36V Relay Module 4-channel Multifunction Time Delay Relay Interface Board Module Optocoupler LED Delay Relay

36V Relay Module 4-channel Multifunction Time Delay Relay Interface Board Module Optocoupler LED Delay Relay

$15.94 $28.98

Categories: Home Improvement, Electrical Equipment & Supplies

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Relay Module 4 Channel USB to CH340 Serial Control Relay Module Optocoupler Protection TYPE-C Interface Module DSTUR-T40 Relay Module 4 Channel USB to CH340 Serial Control Relay Module Optocoupler Protection TYPE-C Interface Module DSTUR-T40

Relay Module 4 Channel USB to CH340 Serial Control Relay Module Optocoupler Protection TYPE-C Interface Module DSTUR-T40

$136.02 $136.02

Categories: Home Improvement, Electrical Equipment & Supplies

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8-channel Optocoupler Isolation Board/16 Road 24 Road 32 Road Optocoupler Isolation Module/3/5V/12V/24V Signal Isolation 8-channel Optocoupler Isolation Board/16 Road 24 Road 32 Road Optocoupler Isolation Module/3/5V/12V/24V Signal Isolation

8-channel Optocoupler Isolation Board/16 Road 24 Road 32 Road Optocoupler Isolation Module/3/5V/12V/24V Signal Isolation

$93.37 $93.37

Categories: Home Improvement, Electrical Equipment & Supplies

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28% off
2CH~24CH 16A Optocoupler Isolated Relay Module DC 1.8V Microcontroller GPIO Output Signal Amplifier Board Supply Voltage 12V/24V 2CH~24CH 16A Optocoupler Isolated Relay Module DC 1.8V Microcontroller GPIO Output Signal Amplifier Board Supply Voltage 12V/24V

2CH~24CH 16A Optocoupler Isolated Relay Module DC 1.8V Microcontroller GPIO Output Signal Amplifier Board Supply Voltage 12V/24V

$168.55 $234.10

Categories: Home Improvement, Electrical Equipment & Supplies

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14% off
PLC DC amplification board PNP/NPN optocoupler isolation solid-state relay output current maximum 3A trigger voltage 3.3V/5V/12V PLC DC amplification board PNP/NPN optocoupler isolation solid-state relay output current maximum 3A trigger voltage 3.3V/5V/12V

PLC DC amplification board PNP/NPN optocoupler isolation solid-state relay output current maximum 3A trigger voltage 3.3V/5V/12V

$152.36 $177.16

1 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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70% off
ENMG single-three-item phase solid-state relay SDR25A2032rail type 5V12V24V DC control DCAC220V Optocoupler isolation Thickening ENMG single-three-item phase solid-state relay SDR25A2032rail type 5V12V24V DC control DCAC220V Optocoupler isolation Thickening

ENMG single-three-item phase solid-state relay SDR25A2032rail type 5V12V24V DC control DCAC220V Optocoupler isolation Thickening

$51.09 $170.30

Categories: Home Improvement, Electrical Equipment & Supplies

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N722A04 Nuvoton C51 MCU N76E003 MCU Development Board MS51FB9AE LED Infrared Remote Control Optocoupler LED RS485 Relay Module N722A04 Nuvoton C51 MCU N76E003 MCU Development Board MS51FB9AE LED Infrared Remote Control Optocoupler LED RS485 Relay Module

N722A04 Nuvoton C51 MCU N76E003 MCU Development Board MS51FB9AE LED Infrared Remote Control Optocoupler LED RS485 Relay Module

$143.05 $143.05

Categories: Home Improvement, Electrical Equipment & Supplies

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29% off
4 Channels 5V Optocoupler Isolation Relay Module Supply Voltage DC 5V Trigger Signal DC 3.3V 5V 12V 24V BMZ04R1-E 4 Channels 5V Optocoupler Isolation Relay Module Supply Voltage DC 5V Trigger Signal DC 3.3V 5V 12V 24V BMZ04R1-E

4 Channels 5V Optocoupler Isolation Relay Module Supply Voltage DC 5V Trigger Signal DC 3.3V 5V 12V 24V BMZ04R1-E

$16.19 $22.80

1 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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N722A04 Nuvoton C51 MCU N76E003 MCU Development Board MS51FB9AE LED Infrared Remote Control Optocoupler LED RS485 Relay Module N722A04 Nuvoton C51 MCU N76E003 MCU Development Board MS51FB9AE LED Infrared Remote Control Optocoupler LED RS485 Relay Module

N722A04 Nuvoton C51 MCU N76E003 MCU Development Board MS51FB9AE LED Infrared Remote Control Optocoupler LED RS485 Relay Module

$146.05 $146.05

Categories: Home Improvement, Electrical Equipment & Supplies

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UART Serial Port Isolation Module Serial Port Optocoupler Module 6N137 Optocoupler Can Be Equipped with PCB Bracket Card Guide UART Serial Port Isolation Module Serial Port Optocoupler Module 6N137 Optocoupler Can Be Equipped with PCB Bracket Card Guide

UART Serial Port Isolation Module Serial Port Optocoupler Module 6N137 Optocoupler Can Be Equipped with PCB Bracket Card Guide

$141.11 $141.11

1 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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15% off
50pcs/lot Free shipping TLP3023 TLP3052 Optocoupler Triac AC-out 400V 600V 5mA PDIP6 New Original 50pcs/lot Free shipping TLP3023 TLP3052 Optocoupler Triac AC-out 400V 600V 5mA PDIP6 New Original

50pcs/lot Free shipping TLP3023 TLP3052 Optocoupler Triac AC-out 400V 600V 5mA PDIP6 New Original

$16.57 $19.50

1 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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10% off
16-Channel 5V Relay Shield Module with optocoupler LM2576 Power supply For A rduino

16-Channel 5V Relay Shield Module with optocoupler LM2576 Power supply For A rduino

$18.45 $20.50

Categories: Home Improvement, Electrical Equipment & Supplies

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10pcs/lotAHT20 Temperature and Humidity Sensor Module High Precision Humidity Sensor Probe DHT11 Upgraded I2C 10pcs/lotAHT20 Temperature and Humidity Sensor Module High Precision Humidity Sensor Probe DHT11 Upgraded I2C

10pcs/lotAHT20 Temperature and Humidity Sensor Module High Precision Humidity Sensor Probe DHT11 Upgraded I2C

$125.93 $125.93

Categories: Home Improvement, Electrical Equipment & Supplies

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39% off
16 Channel Relay Shield Module DC 5V 12V with Optocoupler Onboard ESP8266 WIFI Module For Arduino DIY Kit 16 Channel Relay Shield Module DC 5V 12V with Optocoupler Onboard ESP8266 WIFI Module For Arduino DIY Kit

16 Channel Relay Shield Module DC 5V 12V with Optocoupler Onboard ESP8266 WIFI Module For Arduino DIY Kit

$18.95 $31.07

5 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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3% off
16 Channel Relay Shield Module DC 5V 12V with Optocoupler Onboard ESP8266 WIFI Module For Arduino DIY Kit 16 Channel Relay Shield Module DC 5V 12V with Optocoupler Onboard ESP8266 WIFI Module For Arduino DIY Kit

16 Channel Relay Shield Module DC 5V 12V with Optocoupler Onboard ESP8266 WIFI Module For Arduino DIY Kit

$20.24 $21.06

6 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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42% off
DC 24V Relay Module, 6 Channel SPDT Switch Module with Isolated Optocoupler DIN Rail Mount Pluggable Power Relay Module DC 24V Relay Module, 6 Channel SPDT Switch Module with Isolated Optocoupler DIN Rail Mount Pluggable Power Relay Module

DC 24V Relay Module, 6 Channel SPDT Switch Module with Isolated Optocoupler DIN Rail Mount Pluggable Power Relay Module

$16.63 $28.68

Categories: Home Improvement, Electrical Equipment & Supplies

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10PCS/LOT NEW Original TLP3023SF TLP3023 Optocoupler Triac AC-out 400V 5mA PDIP6, 10PCS/LOT NEW Original TLP3023SF TLP3023 Optocoupler Triac AC-out 400V 5mA PDIP6,

10PCS/LOT NEW Original TLP3023SF TLP3023 Optocoupler Triac AC-out 400V 5mA PDIP6,

$19.80 $19.80

Categories: Home Improvement, Electrical Equipment & Supplies

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54% off
10Pcs 1 Channel 5V Relay Module Board Shield With Optocoupler 5V Relay Module Support High And Low Level Trigger 10Pcs 1 Channel 5V Relay Module Board Shield With Optocoupler 5V Relay Module Support High And Low Level Trigger

10Pcs 1 Channel 5V Relay Module Board Shield With Optocoupler 5V Relay Module Support High And Low Level Trigger

$9.98 $21.70

Categories: Home Improvement, Electrical Equipment & Supplies

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10% off
8CH DIN-Rail Optocoupler Isolated Pluggable Relay Module Contact Capacity Maximum 16A Trigger Signal 1.8V/3.3V-5V/12V/24V 8CH DIN-Rail Optocoupler Isolated Pluggable Relay Module Contact Capacity Maximum 16A Trigger Signal 1.8V/3.3V-5V/12V/24V

8CH DIN-Rail Optocoupler Isolated Pluggable Relay Module Contact Capacity Maximum 16A Trigger Signal 1.8V/3.3V-5V/12V/24V

$152.81 $169.79

7 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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7% off
DC 24V 8 channels Optocoupler isolation Relay Interface Module tigger voltage 3.3V 5V 12v 24V PLC Signal Amplification Board DC 24V 8 channels Optocoupler isolation Relay Interface Module tigger voltage 3.3V 5V 12v 24V PLC Signal Amplification Board

DC 24V 8 channels Optocoupler isolation Relay Interface Module tigger voltage 3.3V 5V 12v 24V PLC Signal Amplification Board

$16.71 $17.97

Categories: Home Improvement, Electrical Equipment & Supplies

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C51 MCU N722A04 Nuvoton N76E003 MCU Development Board MS51FB9AE LED RS485 Relay Module Infrared Remote Control Optocoupler LED C51 MCU N722A04 Nuvoton N76E003 MCU Development Board MS51FB9AE LED RS485 Relay Module Infrared Remote Control Optocoupler LED

C51 MCU N722A04 Nuvoton N76E003 MCU Development Board MS51FB9AE LED RS485 Relay Module Infrared Remote Control Optocoupler LED

$139.97 $139.97

Categories: Home Improvement, Electrical Equipment & Supplies

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14% off
IO Card PLC 4-32 Channels Interface Relay Module PNP NPN Input Optocoupler Isolation Transistor trigger voltage 3.3v IO Card PLC 4-32 Channels Interface Relay Module PNP NPN Input Optocoupler Isolation Transistor trigger voltage 3.3v

IO Card PLC 4-32 Channels Interface Relay Module PNP NPN Input Optocoupler Isolation Transistor trigger voltage 3.3v

$19.87 $23.10

2 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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