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Optocoupler

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1% off
1/2/4/8 Channel Relay Module DC 5V12V24V High/Low Level Trigger PLC with Optocoupler Isolated Output Time Delay Relay Module 1/2/4/8 Channel Relay Module DC 5V12V24V High/Low Level Trigger PLC with Optocoupler Isolated Output Time Delay Relay Module

1/2/4/8 Channel Relay Module DC 5V12V24V High/Low Level Trigger PLC with Optocoupler Isolated Output Time Delay Relay Module

$2.62$2.63

3 sold
3% off
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

$20.17$20.79

3 sold
35% off
16-channel Relay Module 5V with Optocoupler Protection 5V Relay Module LM2596S Chip 180 *90 *20mm Relay Module Board 16-channel Relay Module 5V with Optocoupler Protection 5V Relay Module LM2596S Chip 180 *90 *20mm Relay Module Board

16-channel Relay Module 5V with Optocoupler Protection 5V Relay Module LM2596S Chip 180 *90 *20mm Relay Module Board

$65.90$101.38

2 sold
10% off
(10piece)TLP3022 TLP3021 TLP3023 TLP3041 TLP3042 TLP3043 DIP5 direct insertion optocoupler

(10piece)TLP3022 TLP3021 TLP3023 TLP3041 TLP3042 TLP3043 DIP5 direct insertion optocoupler

$4.95$5.50

2 sold
81% off
Optocoupler Isolation Board 5V Output DIP8 Photocoupling Signal Level Converter for Embedded Circuits Optocoupler Isolation Board 5V Output DIP8 Photocoupling Signal Level Converter for Embedded Circuits

Optocoupler Isolation Board 5V Output DIP8 Photocoupling Signal Level Converter for Embedded Circuits

$1.02$5.36

3 sold
50% off
3.3V 5V 12V 24V 1 Channel Relay Module High And Low Level Trigger Dual Optocoupler Isolation Relay Module Board 3.3V 5V 12V 24V 1 Channel Relay Module High And Low Level Trigger Dual Optocoupler Isolation Relay Module Board

3.3V 5V 12V 24V 1 Channel Relay Module High And Low Level Trigger Dual Optocoupler Isolation Relay Module Board

$30.14$60.28

2 sold
3.3V 5V 12V 24V 1 Channel Relay Module High And Low Level Trigger Dual Optocoupler Isolation Relay Module Board 3.3V 5V 12V 24V 1 Channel Relay Module High And Low Level Trigger Dual Optocoupler Isolation Relay Module Board

3.3V 5V 12V 24V 1 Channel Relay Module High And Low Level Trigger Dual Optocoupler Isolation Relay Module Board

$21.07$21.07

3 sold
19% off
10PCS HCPL0637R2 637 HCPL0638 638 HCPL0639 639 SOP8 Channel High Speed-10 MBit/s Logic Gate Optocouplers 10PCS HCPL0637R2 637 HCPL0638 638 HCPL0639 639 SOP8 Channel High Speed-10 MBit/s Logic Gate Optocouplers

10PCS HCPL0637R2 637 HCPL0638 638 HCPL0639 639 SOP8 Channel High Speed-10 MBit/s Logic Gate Optocouplers

$10.01$12.36

2 sold
11% off
ENMG Single-Phase Solid State Relay (SSR)|12/24VDC to 220VAC | Non-Contact Switching Device | Model SO9496 Optocoupler Isolation ENMG Single-Phase Solid State Relay (SSR)|12/24VDC to 220VAC | Non-Contact Switching Device | Model SO9496 Optocoupler Isolation

ENMG Single-Phase Solid State Relay (SSR)|12/24VDC to 220VAC | Non-Contact Switching Device | Model SO9496 Optocoupler Isolation

$60.39$67.91

2 sold
19% off
10PCS TCLT1100 TCLT1102 TCLT1103 TCLT1104 TCLT1105 TCLT1106 TCLT1109 TCLT1113 SOP5 Optocoupler, Phototransistor Output 10PCS TCLT1100 TCLT1102 TCLT1103 TCLT1104 TCLT1105 TCLT1106 TCLT1109 TCLT1113 SOP5 Optocoupler, Phototransistor Output

10PCS TCLT1100 TCLT1102 TCLT1103 TCLT1104 TCLT1105 TCLT1106 TCLT1109 TCLT1113 SOP5 Optocoupler, Phototransistor Output

$2.46$3.04

3 sold
51% off
3.3V 5V 12V 24V 1 Channel Relay Module High And Low Level Trigger Dual Optocoupler Isolation Relay Module Board 3.3V 5V 12V 24V 1 Channel Relay Module High And Low Level Trigger Dual Optocoupler Isolation Relay Module Board

3.3V 5V 12V 24V 1 Channel Relay Module High And Low Level Trigger Dual Optocoupler Isolation Relay Module Board

$28.76$58.69

2 sold
37% off
3.3V 5V 12V 24V 1 Channel Relay Module High And Low Level Trigger Dual Optocoupler Isolation Relay Module Board【Homeclub】 3.3V 5V 12V 24V 1 Channel Relay Module High And Low Level Trigger Dual Optocoupler Isolation Relay Module Board【Homeclub】

3.3V 5V 12V 24V 1 Channel Relay Module High And Low Level Trigger Dual Optocoupler Isolation Relay Module Board【Homeclub】

$8.40$13.34

3 sold
10% off
(10piece)ORPC-817SC 817SC ORPC-817SB PC817C SMT SOP-4 Optocoupler Ohrend C-level Optocoupler (10piece)ORPC-817SC 817SC ORPC-817SB PC817C SMT SOP-4 Optocoupler Ohrend C-level Optocoupler

(10piece)ORPC-817SC 817SC ORPC-817SB PC817C SMT SOP-4 Optocoupler Ohrend C-level Optocoupler

$1.99$2.21

2 sold
28% off
ESP32 2 Channel Relay RS485 Modbus Module 2IN 2OUT Optocoupler Isolation WiFi BT CH340 Type-C & 7-24VDC Dual Power Supply ESP32 2 Channel Relay RS485 Modbus Module 2IN 2OUT Optocoupler Isolation WiFi BT CH340 Type-C & 7-24VDC Dual Power Supply

ESP32 2 Channel Relay RS485 Modbus Module 2IN 2OUT Optocoupler Isolation WiFi BT CH340 Type-C & 7-24VDC Dual Power Supply

$6.21$8.63

3 sold
MRI-05D24 100KHZ PLC LED Optocoupler Relay 5VDC 8mA Input Output 14-30VDC 50mA Interface Voltage Relay Module DIN for Automation MRI-05D24 100KHZ PLC LED Optocoupler Relay 5VDC 8mA Input Output 14-30VDC 50mA Interface Voltage Relay Module DIN for Automation

MRI-05D24 100KHZ PLC LED Optocoupler Relay 5VDC 8mA Input Output 14-30VDC 50mA Interface Voltage Relay Module DIN for Automation

$11.86$11.86

3 sold
52% off
3.3V 5V 12V 24V 1 Channel Relay Module High And Low Level Trigger Dual Optocoupler Isolation Relay Module Board 3.3V 5V 12V 24V 1 Channel Relay Module High And Low Level Trigger Dual Optocoupler Isolation Relay Module Board

3.3V 5V 12V 24V 1 Channel Relay Module High And Low Level Trigger Dual Optocoupler Isolation Relay Module Board

$30.86$64.29

3 sold
1/2/4/6/8 Relay Module5/12/24V 8 Channels, with Optocoupler Relay Output 1 2 4 6 Relay Module 8 Channels Low Level Trigger 1/2/4/6/8 Relay Module5/12/24V 8 Channels, with Optocoupler Relay Output 1 2 4 6 Relay Module 8 Channels Low Level Trigger

1/2/4/6/8 Relay Module5/12/24V 8 Channels, with Optocoupler Relay Output 1 2 4 6 Relay Module 8 Channels Low Level Trigger

$0.77$0.77

3 sold
51% off
Single Channel Relay Shield Board With Optocoupler Isolation DC 3.3-24V High Low Trigger For Arduino Circuit Control Single Channel Relay Shield Board With Optocoupler Isolation DC 3.3-24V High Low Trigger For Arduino Circuit Control

Single Channel Relay Shield Board With Optocoupler Isolation DC 3.3-24V High Low Trigger For Arduino Circuit Control

$29.43$60.07

3 sold
30% off
5V 12V 1 2 4 8 channel relay module with optocoupler Output 1 2 4 6 8 way relay 5v 12v Low Level Trigger for AVR DSP ARM MCU 5V 12V 1 2 4 8 channel relay module with optocoupler Output 1 2 4 6 8 way relay 5v 12v Low Level Trigger for AVR DSP ARM MCU

5V 12V 1 2 4 8 channel relay module with optocoupler Output 1 2 4 6 8 way relay 5v 12v Low Level Trigger for AVR DSP ARM MCU

$0.79$1.13

2 sold
MRI-05D05 100KHZ PLC LED Signal Opto Coupler Relay 5V DC 8mA Input Output 4-18VDC 50mA Interface Voltage Relay Module DIN Rail MRI-05D05 100KHZ PLC LED Signal Opto Coupler Relay 5V DC 8mA Input Output 4-18VDC 50mA Interface Voltage Relay Module DIN Rail

MRI-05D05 100KHZ PLC LED Signal Opto Coupler Relay 5V DC 8mA Input Output 4-18VDC 50mA Interface Voltage Relay Module DIN Rail

$8.89$8.89

2 sold
23% off
Relay module 1 2 4 6 8 Channel 5V 12V Relay Module Board Shield with Optocoupler Support High and Low Level Trigger for Arduino Relay module 1 2 4 6 8 Channel 5V 12V Relay Module Board Shield with Optocoupler Support High and Low Level Trigger for Arduino

Relay module 1 2 4 6 8 Channel 5V 12V Relay Module Board Shield with Optocoupler Support High and Low Level Trigger for Arduino

$0.50$0.65

3 sold
MRI-05D48 5V DC Optocoupler Relay Module PLC Signal Isolation Anti-Interference High frequency 300hz DIN Rail SSR Fast Response MRI-05D48 5V DC Optocoupler Relay Module PLC Signal Isolation Anti-Interference High frequency 300hz DIN Rail SSR Fast Response

MRI-05D48 5V DC Optocoupler Relay Module PLC Signal Isolation Anti-Interference High frequency 300hz DIN Rail SSR Fast Response

$6.64$6.64

2 sold
6% off
5Pcs VTL5C9 Xvive Audio Opto-Coupler Accessories Coupler Linear Photocoupler Optoisolator 5Pcs VTL5C9 Xvive Audio Opto-Coupler Accessories Coupler Linear Photocoupler Optoisolator

5Pcs VTL5C9 Xvive Audio Opto-Coupler Accessories Coupler Linear Photocoupler Optoisolator

$43.52$46.38

3 sold
51% off
Javino 1/5/10Pcs Two-way UART Communication Protocol Serial Port Isolation Module Dual 6N137 Optocoupler Chip of 600-250K Baud Javino 1/5/10Pcs Two-way UART Communication Protocol Serial Port Isolation Module Dual 6N137 Optocoupler Chip of 600-250K Baud

Javino 1/5/10Pcs Two-way UART Communication Protocol Serial Port Isolation Module Dual 6N137 Optocoupler Chip of 600-250K Baud

$34.42$70.24

9 sold
50% off
KY-019 5V One Channel Relay Module Board Shield For Arduino PIC AVR DSP ARM Optocoupler Relay

KY-019 5V One Channel Relay Module Board Shield For Arduino PIC AVR DSP ARM Optocoupler Relay

$25.68$51.37

3 sold
51% off
【GE】1PC DC 3.3V 5V 12V 24V 1 Channel Relay Module High And Low Level Trigger Dual Optocoupler Isolation Relay Module Board 【GE】1PC DC 3.3V 5V 12V 24V 1 Channel Relay Module High And Low Level Trigger Dual Optocoupler Isolation Relay Module Board

【GE】1PC DC 3.3V 5V 12V 24V 1 Channel Relay Module High And Low Level Trigger Dual Optocoupler Isolation Relay Module Board

$34.40$70.20

2 sold
35% off
3 Channel 3 Channel Relay Module with Isolated Optocoupler DC 5V 3.3V Compatible High Voltage Relay Module 3 Channel 3 Channel Relay Module with Isolated Optocoupler DC 5V 3.3V Compatible High Voltage Relay Module

3 Channel 3 Channel Relay Module with Isolated Optocoupler DC 5V 3.3V Compatible High Voltage Relay Module

$20.06$30.86

2 sold
1% off
1/2/4/8 Channel Relay Module 5V 12V 24V High and Low Level Trigger Relay Control With with Optocoupler Relay Output DC5V 12V 24V 1/2/4/8 Channel Relay Module 5V 12V 24V High and Low Level Trigger Relay Control With with Optocoupler Relay Output DC5V 12V 24V

1/2/4/8 Channel Relay Module 5V 12V 24V High and Low Level Trigger Relay Control With with Optocoupler Relay Output DC5V 12V 24V

$8.31$8.39

2 sold
3 Channel 3 Channel Relay Module with Isolated Optocoupler High Low Level Trigger High Voltage Relay Module 3 Channel 3 Channel Relay Module with Isolated Optocoupler High Low Level Trigger High Voltage Relay Module

3 Channel 3 Channel Relay Module with Isolated Optocoupler High Low Level Trigger High Voltage Relay Module

$31.06$31.06

2 sold
29% off
10pcs 5V 12V Low Level Trigger 1 channel relay module With Optocoupler Output 1 way relays module for AVR DSP ARM MCU arduino 10pcs 5V 12V Low Level Trigger 1 channel relay module With Optocoupler Output 1 way relays module for AVR DSP ARM MCU arduino

10pcs 5V 12V Low Level Trigger 1 channel relay module With Optocoupler Output 1 way relays module for AVR DSP ARM MCU arduino

$8.12$11.43

2 sold
5% off
5V 2 TWO Channel Relay Module Low Level 5VDC 2 road relay module control board with optocoupler FOR ARDUINO 51 AVR 5V 2 TWO Channel Relay Module Low Level 5VDC 2 road relay module control board with optocoupler FOR ARDUINO 51 AVR

5V 2 TWO Channel Relay Module Low Level 5VDC 2 road relay module control board with optocoupler FOR ARDUINO 51 AVR

$1.14$1.20

3 sold
51% off
1/2/4/8‑Channel Relay Module, Optocoupler Isolation, 3.3V/5V/12V/24V, 1‑4‑8‑Channel, High‑Low Level Trigger 1/2/4/8‑Channel Relay Module, Optocoupler Isolation, 3.3V/5V/12V/24V, 1‑4‑8‑Channel, High‑Low Level Trigger

1/2/4/8‑Channel Relay Module, Optocoupler Isolation, 3.3V/5V/12V/24V, 1‑4‑8‑Channel, High‑Low Level Trigger

$26.83$54.75

3 sold
5% off
5PCS CNY74-4 CNY74-4H DIP-16 Multichannel Optocoupler with Phototransistor Output

5PCS CNY74-4 CNY74-4H DIP-16 Multichannel Optocoupler with Phototransistor Output

$2.34$2.46

3 sold
50% off
PLC DC Amplifier Board Module ST8P-5DD Optocoupler Isolation Solid State Relay Transistor Output Module PLC DC Amplifier Board Module ST8P-5DD Optocoupler Isolation Solid State Relay Transistor Output Module

PLC DC Amplifier Board Module ST8P-5DD Optocoupler Isolation Solid State Relay Transistor Output Module

$6.75$13.50

3 sold
19% off
10-100PCS MOC3021 MOC3021S MOC3023S-TA1 MOC3022 MOC3022S MOC3022S-TA1 MOC3023 MOC3023S MOC3023S-TA1 SOP6 OptoCoupler 10-100PCS MOC3021 MOC3021S MOC3023S-TA1 MOC3022 MOC3022S MOC3022S-TA1 MOC3023 MOC3023S MOC3023S-TA1 SOP6 OptoCoupler

10-100PCS MOC3021 MOC3021S MOC3023S-TA1 MOC3022 MOC3022S MOC3022S-TA1 MOC3023 MOC3023S MOC3023S-TA1 SOP6 OptoCoupler

$0.96$1.18

2 sold
30% off
10pcs 2 Channel DC 5V 12V 24V Relay Module With Optocoupler Low Level Trigger Expansion Board For Arduino 2 Way Relays Board 10pcs 2 Channel DC 5V 12V 24V Relay Module With Optocoupler Low Level Trigger Expansion Board For Arduino 2 Way Relays Board

10pcs 2 Channel DC 5V 12V 24V Relay Module With Optocoupler Low Level Trigger Expansion Board For Arduino 2 Way Relays Board

$13.90$19.86

2 sold
1% off
1/2/4/8 Channel Relay Module DC 5V12V24V High/Low Level Trigger PLC with Optocoupler Isolated Output Time Delay Relay Module 1/2/4/8 Channel Relay Module DC 5V12V24V High/Low Level Trigger PLC with Optocoupler Isolated Output Time Delay Relay Module

1/2/4/8 Channel Relay Module DC 5V12V24V High/Low Level Trigger PLC with Optocoupler Isolated Output Time Delay Relay Module

$2.62 $2.63

3 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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3% off
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

$20.17 $20.79

3 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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35% off
16-channel Relay Module 5V with Optocoupler Protection 5V Relay Module LM2596S Chip 180 *90 *20mm Relay Module Board 16-channel Relay Module 5V with Optocoupler Protection 5V Relay Module LM2596S Chip 180 *90 *20mm Relay Module Board

16-channel Relay Module 5V with Optocoupler Protection 5V Relay Module LM2596S Chip 180 *90 *20mm Relay Module Board

$65.90 $101.38

2 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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10% off
(10piece)TLP3022 TLP3021 TLP3023 TLP3041 TLP3042 TLP3043 DIP5 direct insertion optocoupler

(10piece)TLP3022 TLP3021 TLP3023 TLP3041 TLP3042 TLP3043 DIP5 direct insertion optocoupler

$4.95 $5.50

2 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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81% off
Optocoupler Isolation Board 5V Output DIP8 Photocoupling Signal Level Converter for Embedded Circuits Optocoupler Isolation Board 5V Output DIP8 Photocoupling Signal Level Converter for Embedded Circuits

Optocoupler Isolation Board 5V Output DIP8 Photocoupling Signal Level Converter for Embedded Circuits

$1.02 $5.36

3 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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50% off
3.3V 5V 12V 24V 1 Channel Relay Module High And Low Level Trigger Dual Optocoupler Isolation Relay Module Board 3.3V 5V 12V 24V 1 Channel Relay Module High And Low Level Trigger Dual Optocoupler Isolation Relay Module Board

3.3V 5V 12V 24V 1 Channel Relay Module High And Low Level Trigger Dual Optocoupler Isolation Relay Module Board

$30.14 $60.28

2 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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3.3V 5V 12V 24V 1 Channel Relay Module High And Low Level Trigger Dual Optocoupler Isolation Relay Module Board 3.3V 5V 12V 24V 1 Channel Relay Module High And Low Level Trigger Dual Optocoupler Isolation Relay Module Board

3.3V 5V 12V 24V 1 Channel Relay Module High And Low Level Trigger Dual Optocoupler Isolation Relay Module Board

$21.07 $21.07

3 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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19% off
10PCS HCPL0637R2 637 HCPL0638 638 HCPL0639 639 SOP8 Channel High Speed-10 MBit/s Logic Gate Optocouplers 10PCS HCPL0637R2 637 HCPL0638 638 HCPL0639 639 SOP8 Channel High Speed-10 MBit/s Logic Gate Optocouplers

10PCS HCPL0637R2 637 HCPL0638 638 HCPL0639 639 SOP8 Channel High Speed-10 MBit/s Logic Gate Optocouplers

$10.01 $12.36

2 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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11% off
ENMG Single-Phase Solid State Relay (SSR)|12/24VDC to 220VAC | Non-Contact Switching Device | Model SO9496 Optocoupler Isolation ENMG Single-Phase Solid State Relay (SSR)|12/24VDC to 220VAC | Non-Contact Switching Device | Model SO9496 Optocoupler Isolation

ENMG Single-Phase Solid State Relay (SSR)|12/24VDC to 220VAC | Non-Contact Switching Device | Model SO9496 Optocoupler Isolation

$60.39 $67.91

2 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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19% off
10PCS TCLT1100 TCLT1102 TCLT1103 TCLT1104 TCLT1105 TCLT1106 TCLT1109 TCLT1113 SOP5 Optocoupler, Phototransistor Output 10PCS TCLT1100 TCLT1102 TCLT1103 TCLT1104 TCLT1105 TCLT1106 TCLT1109 TCLT1113 SOP5 Optocoupler, Phototransistor Output

10PCS TCLT1100 TCLT1102 TCLT1103 TCLT1104 TCLT1105 TCLT1106 TCLT1109 TCLT1113 SOP5 Optocoupler, Phototransistor Output

$2.46 $3.04

3 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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51% off
3.3V 5V 12V 24V 1 Channel Relay Module High And Low Level Trigger Dual Optocoupler Isolation Relay Module Board 3.3V 5V 12V 24V 1 Channel Relay Module High And Low Level Trigger Dual Optocoupler Isolation Relay Module Board

3.3V 5V 12V 24V 1 Channel Relay Module High And Low Level Trigger Dual Optocoupler Isolation Relay Module Board

$28.76 $58.69

2 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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37% off
3.3V 5V 12V 24V 1 Channel Relay Module High And Low Level Trigger Dual Optocoupler Isolation Relay Module Board【Homeclub】 3.3V 5V 12V 24V 1 Channel Relay Module High And Low Level Trigger Dual Optocoupler Isolation Relay Module Board【Homeclub】

3.3V 5V 12V 24V 1 Channel Relay Module High And Low Level Trigger Dual Optocoupler Isolation Relay Module Board【Homeclub】

$8.40 $13.34

3 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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10% off
(10piece)ORPC-817SC 817SC ORPC-817SB PC817C SMT SOP-4 Optocoupler Ohrend C-level Optocoupler (10piece)ORPC-817SC 817SC ORPC-817SB PC817C SMT SOP-4 Optocoupler Ohrend C-level Optocoupler

(10piece)ORPC-817SC 817SC ORPC-817SB PC817C SMT SOP-4 Optocoupler Ohrend C-level Optocoupler

$1.99 $2.21

2 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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28% off
ESP32 2 Channel Relay RS485 Modbus Module 2IN 2OUT Optocoupler Isolation WiFi BT CH340 Type-C & 7-24VDC Dual Power Supply ESP32 2 Channel Relay RS485 Modbus Module 2IN 2OUT Optocoupler Isolation WiFi BT CH340 Type-C & 7-24VDC Dual Power Supply

ESP32 2 Channel Relay RS485 Modbus Module 2IN 2OUT Optocoupler Isolation WiFi BT CH340 Type-C & 7-24VDC Dual Power Supply

$6.21 $8.63

3 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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MRI-05D24 100KHZ PLC LED Optocoupler Relay 5VDC 8mA Input Output 14-30VDC 50mA Interface Voltage Relay Module DIN for Automation MRI-05D24 100KHZ PLC LED Optocoupler Relay 5VDC 8mA Input Output 14-30VDC 50mA Interface Voltage Relay Module DIN for Automation

MRI-05D24 100KHZ PLC LED Optocoupler Relay 5VDC 8mA Input Output 14-30VDC 50mA Interface Voltage Relay Module DIN for Automation

$11.86 $11.86

3 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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52% off
3.3V 5V 12V 24V 1 Channel Relay Module High And Low Level Trigger Dual Optocoupler Isolation Relay Module Board 3.3V 5V 12V 24V 1 Channel Relay Module High And Low Level Trigger Dual Optocoupler Isolation Relay Module Board

3.3V 5V 12V 24V 1 Channel Relay Module High And Low Level Trigger Dual Optocoupler Isolation Relay Module Board

$30.86 $64.29

3 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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1/2/4/6/8 Relay Module5/12/24V 8 Channels, with Optocoupler Relay Output 1 2 4 6 Relay Module 8 Channels Low Level Trigger 1/2/4/6/8 Relay Module5/12/24V 8 Channels, with Optocoupler Relay Output 1 2 4 6 Relay Module 8 Channels Low Level Trigger

1/2/4/6/8 Relay Module5/12/24V 8 Channels, with Optocoupler Relay Output 1 2 4 6 Relay Module 8 Channels Low Level Trigger

$0.77 $0.77

3 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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51% off
Single Channel Relay Shield Board With Optocoupler Isolation DC 3.3-24V High Low Trigger For Arduino Circuit Control Single Channel Relay Shield Board With Optocoupler Isolation DC 3.3-24V High Low Trigger For Arduino Circuit Control

Single Channel Relay Shield Board With Optocoupler Isolation DC 3.3-24V High Low Trigger For Arduino Circuit Control

$29.43 $60.07

3 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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30% off
5V 12V 1 2 4 8 channel relay module with optocoupler Output 1 2 4 6 8 way relay 5v 12v Low Level Trigger for AVR DSP ARM MCU 5V 12V 1 2 4 8 channel relay module with optocoupler Output 1 2 4 6 8 way relay 5v 12v Low Level Trigger for AVR DSP ARM MCU

5V 12V 1 2 4 8 channel relay module with optocoupler Output 1 2 4 6 8 way relay 5v 12v Low Level Trigger for AVR DSP ARM MCU

$0.79 $1.13

2 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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MRI-05D05 100KHZ PLC LED Signal Opto Coupler Relay 5V DC 8mA Input Output 4-18VDC 50mA Interface Voltage Relay Module DIN Rail MRI-05D05 100KHZ PLC LED Signal Opto Coupler Relay 5V DC 8mA Input Output 4-18VDC 50mA Interface Voltage Relay Module DIN Rail

MRI-05D05 100KHZ PLC LED Signal Opto Coupler Relay 5V DC 8mA Input Output 4-18VDC 50mA Interface Voltage Relay Module DIN Rail

$8.89 $8.89

2 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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23% off
Relay module 1 2 4 6 8 Channel 5V 12V Relay Module Board Shield with Optocoupler Support High and Low Level Trigger for Arduino Relay module 1 2 4 6 8 Channel 5V 12V Relay Module Board Shield with Optocoupler Support High and Low Level Trigger for Arduino

Relay module 1 2 4 6 8 Channel 5V 12V Relay Module Board Shield with Optocoupler Support High and Low Level Trigger for Arduino

$0.50 $0.65

3 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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MRI-05D48 5V DC Optocoupler Relay Module PLC Signal Isolation Anti-Interference High frequency 300hz DIN Rail SSR Fast Response MRI-05D48 5V DC Optocoupler Relay Module PLC Signal Isolation Anti-Interference High frequency 300hz DIN Rail SSR Fast Response

MRI-05D48 5V DC Optocoupler Relay Module PLC Signal Isolation Anti-Interference High frequency 300hz DIN Rail SSR Fast Response

$6.64 $6.64

2 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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6% off
5Pcs VTL5C9 Xvive Audio Opto-Coupler Accessories Coupler Linear Photocoupler Optoisolator 5Pcs VTL5C9 Xvive Audio Opto-Coupler Accessories Coupler Linear Photocoupler Optoisolator

5Pcs VTL5C9 Xvive Audio Opto-Coupler Accessories Coupler Linear Photocoupler Optoisolator

$43.52 $46.38

3 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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