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Low Trigger

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48% off
5V/12V One Channel Relay Module Relay Switch with OPTO Isolation High Low Level Trigger 5V/12V One Channel Relay Module Relay Switch with OPTO Isolation High Low Level Trigger

5V/12V One Channel Relay Module Relay Switch with OPTO Isolation High Low Level Trigger

$0.46$0.88

13 sold
1/2/4/6/8 channel 5V12V24V relay module optocoupler isolation high and low level trigger 1/2/4/6/8 channel 5V12V24V relay module optocoupler isolation high and low level trigger

1/2/4/6/8 channel 5V12V24V relay module optocoupler isolation high and low level trigger

$0.87$0.87

10 sold
1 Channel 5V / 9V / 12V / 24V Relay Module with Optocoupler High and Low Level Trigger Power Supply Module for Arduino 1 Channel 5V / 9V / 12V / 24V Relay Module with Optocoupler High and Low Level Trigger Power Supply Module for Arduino

1 Channel 5V / 9V / 12V / 24V Relay Module with Optocoupler High and Low Level Trigger Power Supply Module for Arduino

$1.79$1.79

13 sold
2% off
30W Industrial grade voice broadcast prompt module high and low level trigger one-to-one playboard MP3 prompter 30W Industrial grade voice broadcast prompt module high and low level trigger one-to-one playboard MP3 prompter

30W Industrial grade voice broadcast prompt module high and low level trigger one-to-one playboard MP3 prompter

$6.64$6.78

14 sold
1% off
JQC-3FF-S-Z-05VDC 5V low level trigger 1 Single Channel Road Way Relay Module JQC-3FF-S-Z-05VDC 5V low level trigger 1 Single Channel Road Way Relay Module

JQC-3FF-S-Z-05VDC 5V low level trigger 1 Single Channel Road Way Relay Module

$4.06$4.10

14 sold
5% off
1PCS 1 2 4 6 8 Channel 5V 12V 24V Relay Module Board Shield with Optocoupler Support High Low Level Trigger for Arduino 1PCS 1 2 4 6 8 Channel 5V 12V 24V Relay Module Board Shield with Optocoupler Support High Low Level Trigger for Arduino

1PCS 1 2 4 6 8 Channel 5V 12V 24V Relay Module Board Shield with Optocoupler Support High Low Level Trigger for Arduino

$3.56$3.75

11 sold
1 2 4 8 Channel 5V 12V 24V Relay Module Board Shield with Optocoupler Support High and Low Level Trigger for 1 2 4 8 Channel 5V 12V 24V Relay Module Board Shield with Optocoupler Support High and Low Level Trigger for

1 2 4 8 Channel 5V 12V 24V Relay Module Board Shield with Optocoupler Support High and Low Level Trigger for

$1.21$1.21

13 sold
19% off
10pcs Piezo Elements Buzzer 12MM 20MM 27MM 35MM 50MM Sounder Sensor Trigger Drum Disc Copper Piezo Speaker Piezoelectric 10pcs Piezo Elements Buzzer 12MM 20MM 27MM 35MM 50MM Sounder Sensor Trigger Drum Disc Copper Piezo Speaker Piezoelectric

10pcs Piezo Elements Buzzer 12MM 20MM 27MM 35MM 50MM Sounder Sensor Trigger Drum Disc Copper Piezo Speaker Piezoelectric

$0.41$0.51

17 sold
12% off
5V 12V low level trigger 1 Channel Relay Module interface Board Shield For PIC AVR DSP ARM MCU Arduino 5V 12V low level trigger 1 Channel Relay Module interface Board Shield For PIC AVR DSP ARM MCU Arduino

5V 12V low level trigger 1 Channel Relay Module interface Board Shield For PIC AVR DSP ARM MCU Arduino

$6.34$7.20

15 sold
12% off
One 1 Channel 5V Relay Module Board Shield with Optocoupler Support High and Low Level Trigger One 1 Channel 5V Relay Module Board Shield with Optocoupler Support High and Low Level Trigger

One 1 Channel 5V Relay Module Board Shield with Optocoupler Support High and Low Level Trigger

$0.84$0.95

13 sold
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

$10.59$10.59

12 sold
13% off
1PCS 5V 30A Two-way isolation relay module High/low level trigger 5V 30A 1-Channel Relay Module+Electronic With Optocoupler 1PCS 5V 30A Two-way isolation relay module High/low level trigger 5V 30A 1-Channel Relay Module+Electronic With Optocoupler

1PCS 5V 30A Two-way isolation relay module High/low level trigger 5V 30A 1-Channel Relay Module+Electronic With Optocoupler

$9.23$10.61

18 sold
14% off
1 2 4 8 Channel 5V 12V Relay Module Board Shield with Optocoupler Support High and Low Level Trigger for Arduino 1 2 4 8 Channel 5V 12V Relay Module Board Shield with Optocoupler Support High and Low Level Trigger for Arduino

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

$5.31$6.17

13 sold
1 Channel 5V/12V/24V Relay Module Optical Coupling Isolation High And Low Level Trigger Microcontroller Red Board 1 Channel 5V/12V/24V Relay Module Optical Coupling Isolation High And Low Level Trigger Microcontroller Red Board

1 Channel 5V/12V/24V Relay Module Optical Coupling Isolation High And Low Level Trigger Microcontroller Red Board

$1.19$1.19

17 sold
5V low level trigger One 1 Channel Relay Module interface Board Shield For Arduino PIC AVR DSP ARM MCU DC AC 220V 5V low level trigger One 1 Channel Relay Module interface Board Shield For Arduino PIC AVR DSP ARM MCU DC AC 220V

5V low level trigger One 1 Channel Relay Module interface Board Shield For Arduino PIC AVR DSP ARM MCU DC AC 220V

$1.22$1.22

12 sold
5V 12V 24V Low Level Trigger One 1 Channel Relay Module Interface Board Shield For PIC AVR DSP ARM MCU  5V 12V 24V Low Level Trigger One 1 Channel Relay Module Interface Board Shield For PIC AVR DSP ARM MCU 

5V 12V 24V Low Level Trigger One 1 Channel Relay Module Interface Board Shield For PIC AVR DSP ARM MCU 

$7.84$7.84

12 sold
5V 9V 12V 24V 1 Channel Relay Module Board Shield With Optocoupler Support High-level And Low-level Trigger 5V 9V 12V 24V 1 Channel Relay Module Board Shield With Optocoupler Support High-level And Low-level Trigger

5V 9V 12V 24V 1 Channel Relay Module Board Shield With Optocoupler Support High-level And Low-level Trigger

$1.33$1.33

15 sold
3V 3.3V 6 Channel Relay Module Low Level Trigger with Optocoupler PCB Board Relay Output 6 way Relay Module for Arduino 3V 3.3V 6 Channel Relay Module Low Level Trigger with Optocoupler PCB Board Relay Output 6 way Relay Module for Arduino

3V 3.3V 6 Channel Relay Module Low Level Trigger with Optocoupler PCB Board Relay Output 6 way Relay Module for Arduino

$3.75$3.75

12 sold
35% off
YYG-2 High Power Relay Module One Way High/Low Level Trigger Optocoupler Isolation Relay Module 30A DC5V/12V/24V YYG-2 High Power Relay Module One Way High/Low Level Trigger Optocoupler Isolation Relay Module 30A DC5V/12V/24V

YYG-2 High Power Relay Module One Way High/Low Level Trigger Optocoupler Isolation Relay Module 30A DC5V/12V/24V

$1.44$2.21

10 sold
MP3 Power Voice Broadcast Prompt Module DC9-24V 30W High And Low Level Trigger Mp3 Playback Support TF Card U Disk DY-HL30T MP3 Power Voice Broadcast Prompt Module DC9-24V 30W High And Low Level Trigger Mp3 Playback Support TF Card U Disk DY-HL30T

MP3 Power Voice Broadcast Prompt Module DC9-24V 30W High And Low Level Trigger Mp3 Playback Support TF Card U Disk DY-HL30T

$8.50$8.50

12 sold
13% off
1PCS 12V low level trigger One 1 Channel Relay Module interface Board Shield For PIC AVR DSP ARM MCU Arduino 1PCS 12V low level trigger One 1 Channel Relay Module interface Board Shield For PIC AVR DSP ARM MCU Arduino

1PCS 12V low level trigger One 1 Channel Relay Module interface Board Shield For PIC AVR DSP ARM MCU Arduino

$1.99$2.29

12 sold
13% off
1PCS 5V low level trigger One 1 Channel Relay Module interface Board Shield For PIC AVR DSP ARM MCU 1PCS 5V low level trigger One 1 Channel Relay Module interface Board Shield For PIC AVR DSP ARM MCU

1PCS 5V low level trigger One 1 Channel Relay Module interface Board Shield For PIC AVR DSP ARM MCU

$1.80$2.07

15 sold
5v 12v 1 2 4 6 8 Channel Relay Module With Optocoupler. Output X Way Low Level Trigger for Arduino 1CH 2CH 4CH 8CH 5v 12v 1 2 4 6 8 Channel Relay Module With Optocoupler. Output X Way Low Level Trigger for Arduino 1CH 2CH 4CH 8CH

5v 12v 1 2 4 6 8 Channel Relay Module With Optocoupler. Output X Way Low Level Trigger for Arduino 1CH 2CH 4CH 8CH

$1.41$1.41

11 sold
1 2 4 8 Channel Low-level trigger solid state relay module DC control DC single phase relay solid state 5A 1 2 4 8 Channel Low-level trigger solid state relay module DC control DC single phase relay solid state 5A

1 2 4 8 Channel Low-level trigger solid state relay module DC control DC single phase relay solid state 5A

$3.75$3.75

11 sold
1 Channel 5V 12V 24V Relay Module Board Shield With Optocoupler 12V Relay Module Support High and Low Level Trigger for Arduino 1 Channel 5V 12V 24V Relay Module Board Shield With Optocoupler 12V Relay Module Support High and Low Level Trigger for Arduino

1 Channel 5V 12V 24V Relay Module Board Shield With Optocoupler 12V Relay Module Support High and Low Level Trigger for Arduino

$10.92$10.92

11 sold
2 channel Relay Module 5V 12V 24V High and Low Level Trigger Relay Control With Optocoupler Two Way Relays DC 5 V 12 V 24 V Volt 2 channel Relay Module 5V 12V 24V High and Low Level Trigger Relay Control With Optocoupler Two Way Relays DC 5 V 12 V 24 V Volt

2 channel Relay Module 5V 12V 24V High and Low Level Trigger Relay Control With Optocoupler Two Way Relays DC 5 V 12 V 24 V Volt

$2.06$2.06

13 sold
2 Channel Relay Module Board 5V 12V 24V Shield With Optocoupler 12V Relay Module Support High and Low Level Trigger for Arduino 2 Channel Relay Module Board 5V 12V 24V Shield With Optocoupler 12V Relay Module Support High and Low Level Trigger for Arduino

2 Channel Relay Module Board 5V 12V 24V Shield With Optocoupler 12V Relay Module Support High and Low Level Trigger for Arduino

$19.24$19.24

11 sold
1 Channel 5V 12V 10A Relay Module with Optocoupler Low level trigger PLC control drive board 1 Channel 5V 12V 10A Relay Module with Optocoupler Low level trigger PLC control drive board

1 Channel 5V 12V 10A Relay Module with Optocoupler Low level trigger PLC control drive board

$9.64$9.64

16 sold
5V 12V Relay Module 1 Channel Low Level Trigger Board Shield with Optocoupler Relay Output for PIC AVR DSP ARM MCU Arduino 5V 12V Relay Module 1 Channel Low Level Trigger Board Shield with Optocoupler Relay Output for PIC AVR DSP ARM MCU Arduino

5V 12V Relay Module 1 Channel Low Level Trigger Board Shield with Optocoupler Relay Output for PIC AVR DSP ARM MCU Arduino

$11.29$11.29

14 sold
1pcs SLA-05VDC-SL-C 12V 30A 1 2 4-Channel Relay Module+Electronic With Optocoupler isolation relay module High/low level trigger 1pcs SLA-05VDC-SL-C 12V 30A 1 2 4-Channel Relay Module+Electronic With Optocoupler isolation relay module High/low level trigger

1pcs SLA-05VDC-SL-C 12V 30A 1 2 4-Channel Relay Module+Electronic With Optocoupler isolation relay module High/low level trigger

$12.66$12.66

13 sold
5V 12V 24V Low Level Trigger One 1 Channel Relay Module Interface Board Shield For PIC AVR DSP ARM MCU  5V 12V 24V Low Level Trigger One 1 Channel Relay Module Interface Board Shield For PIC AVR DSP ARM MCU 

5V 12V 24V Low Level Trigger One 1 Channel Relay Module Interface Board Shield For PIC AVR DSP ARM MCU 

$1.04$1.04

18 sold
1 2 4 6 8 Channel 5V 12V 24V Relay Module Board Shield with Optocoupler Support High and Low Level Trigger for Arduino

1 2 4 6 8 Channel 5V 12V 24V Relay Module Board Shield with Optocoupler Support High and Low Level Trigger for Arduino

$0.63$0.63

12 sold
3% off
1Channel 5V Relay Module Optocoupler Isolated High-Low Trigger Single Chip Red Board 1 way 1Channel 5V Relay Module Optocoupler Isolated High-Low Trigger Single Chip Red Board 1 way

1Channel 5V Relay Module Optocoupler Isolated High-Low Trigger Single Chip Red Board 1 way

$2.89$2.98

10 sold
1 2 4 8 Channel Relay Module 30A With Optocoupler Isolation 5V 12V 24V Supports High And low Triger Trigger With Module Stand 1 2 4 8 Channel Relay Module 30A With Optocoupler Isolation 5V 12V 24V Supports High And low Triger Trigger With Module Stand

1 2 4 8 Channel Relay Module 30A With Optocoupler Isolation 5V 12V 24V Supports High And low Triger Trigger With Module Stand

$3.95$3.95

15 sold
5% off
5V 12V 24V 2 Channel Way Relay Module Board Shield with optocoupler Support High and Low Level Trigger for Arduino 5V 12V 24V 2 Channel Way Relay Module Board Shield with optocoupler Support High and Low Level Trigger for Arduino

5V 12V 24V 2 Channel Way Relay Module Board Shield with optocoupler Support High and Low Level Trigger for Arduino

$0.71$0.75

13 sold
3.3V 4 Channel Relay Module High and low Level Trigger Dual Optocoupler Isolation 3.3V Relay Module for Arduino 3.3V 4 Channel Relay Module High and low Level Trigger Dual Optocoupler Isolation 3.3V Relay Module for Arduino

3.3V 4 Channel Relay Module High and low Level Trigger Dual Optocoupler Isolation 3.3V Relay Module for Arduino

$3.27$3.27

11 sold
48% off
5V/12V One Channel Relay Module Relay Switch with OPTO Isolation High Low Level Trigger 5V/12V One Channel Relay Module Relay Switch with OPTO Isolation High Low Level Trigger

5V/12V One Channel Relay Module Relay Switch with OPTO Isolation High Low Level Trigger

$0.46 $0.88

13 sold

Categories: Electronic Components & Supplies, Active Components

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1/2/4/6/8 channel 5V12V24V relay module optocoupler isolation high and low level trigger 1/2/4/6/8 channel 5V12V24V relay module optocoupler isolation high and low level trigger

1/2/4/6/8 channel 5V12V24V relay module optocoupler isolation high and low level trigger

$0.87 $0.87

10 sold

Categories: Electronic Components & Supplies, Active Components

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1 Channel 5V / 9V / 12V / 24V Relay Module with Optocoupler High and Low Level Trigger Power Supply Module for Arduino 1 Channel 5V / 9V / 12V / 24V Relay Module with Optocoupler High and Low Level Trigger Power Supply Module for Arduino

1 Channel 5V / 9V / 12V / 24V Relay Module with Optocoupler High and Low Level Trigger Power Supply Module for Arduino

$1.79 $1.79

13 sold

Categories: Electronic Components & Supplies, Active Components

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2% off
30W Industrial grade voice broadcast prompt module high and low level trigger one-to-one playboard MP3 prompter 30W Industrial grade voice broadcast prompt module high and low level trigger one-to-one playboard MP3 prompter

30W Industrial grade voice broadcast prompt module high and low level trigger one-to-one playboard MP3 prompter

$6.64 $6.78

14 sold

Categories: Electronic Components & Supplies, Active Components

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1% off
JQC-3FF-S-Z-05VDC 5V low level trigger 1 Single Channel Road Way Relay Module JQC-3FF-S-Z-05VDC 5V low level trigger 1 Single Channel Road Way Relay Module

JQC-3FF-S-Z-05VDC 5V low level trigger 1 Single Channel Road Way Relay Module

$4.06 $4.10

14 sold

Categories: Electronic Components & Supplies, Active Components

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5% off
1PCS 1 2 4 6 8 Channel 5V 12V 24V Relay Module Board Shield with Optocoupler Support High Low Level Trigger for Arduino 1PCS 1 2 4 6 8 Channel 5V 12V 24V Relay Module Board Shield with Optocoupler Support High Low Level Trigger for Arduino

1PCS 1 2 4 6 8 Channel 5V 12V 24V Relay Module Board Shield with Optocoupler Support High Low Level Trigger for Arduino

$3.56 $3.75

11 sold

Categories: Electronic Components & Supplies, Active Components

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1 2 4 8 Channel 5V 12V 24V Relay Module Board Shield with Optocoupler Support High and Low Level Trigger for 1 2 4 8 Channel 5V 12V 24V Relay Module Board Shield with Optocoupler Support High and Low Level Trigger for

1 2 4 8 Channel 5V 12V 24V Relay Module Board Shield with Optocoupler Support High and Low Level Trigger for

$1.21 $1.21

13 sold

Categories: Electronic Components & Supplies, Active Components

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19% off
10pcs Piezo Elements Buzzer 12MM 20MM 27MM 35MM 50MM Sounder Sensor Trigger Drum Disc Copper Piezo Speaker Piezoelectric 10pcs Piezo Elements Buzzer 12MM 20MM 27MM 35MM 50MM Sounder Sensor Trigger Drum Disc Copper Piezo Speaker Piezoelectric

10pcs Piezo Elements Buzzer 12MM 20MM 27MM 35MM 50MM Sounder Sensor Trigger Drum Disc Copper Piezo Speaker Piezoelectric

$0.41 $0.51

17 sold

Categories: Electronic Components & Supplies, Active Components

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12% off
5V 12V low level trigger 1 Channel Relay Module interface Board Shield For PIC AVR DSP ARM MCU Arduino 5V 12V low level trigger 1 Channel Relay Module interface Board Shield For PIC AVR DSP ARM MCU Arduino

5V 12V low level trigger 1 Channel Relay Module interface Board Shield For PIC AVR DSP ARM MCU Arduino

$6.34 $7.20

15 sold

Categories: Electronic Components & Supplies, Active Components

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12% off
One 1 Channel 5V Relay Module Board Shield with Optocoupler Support High and Low Level Trigger One 1 Channel 5V Relay Module Board Shield with Optocoupler Support High and Low Level Trigger

One 1 Channel 5V Relay Module Board Shield with Optocoupler Support High and Low Level Trigger

$0.84 $0.95

13 sold

Categories: Electronic Components & Supplies, Active Components

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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

$10.59 $10.59

12 sold

Categories: Electronic Components & Supplies, Active Components

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13% off
1PCS 5V 30A Two-way isolation relay module High/low level trigger 5V 30A 1-Channel Relay Module+Electronic With Optocoupler 1PCS 5V 30A Two-way isolation relay module High/low level trigger 5V 30A 1-Channel Relay Module+Electronic With Optocoupler

1PCS 5V 30A Two-way isolation relay module High/low level trigger 5V 30A 1-Channel Relay Module+Electronic With Optocoupler

$9.23 $10.61

18 sold

Categories: Electronic Components & Supplies, Active Components

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14% off
1 2 4 8 Channel 5V 12V Relay Module Board Shield with Optocoupler Support High and Low Level Trigger for Arduino 1 2 4 8 Channel 5V 12V Relay Module Board Shield with Optocoupler Support High and Low Level Trigger for Arduino

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

$5.31 $6.17

13 sold

Categories: Electronic Components & Supplies, Active Components

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1 Channel 5V/12V/24V Relay Module Optical Coupling Isolation High And Low Level Trigger Microcontroller Red Board 1 Channel 5V/12V/24V Relay Module Optical Coupling Isolation High And Low Level Trigger Microcontroller Red Board

1 Channel 5V/12V/24V Relay Module Optical Coupling Isolation High And Low Level Trigger Microcontroller Red Board

$1.19 $1.19

17 sold

Categories: Electronic Components & Supplies, Active Components

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5V low level trigger One 1 Channel Relay Module interface Board Shield For Arduino PIC AVR DSP ARM MCU DC AC 220V 5V low level trigger One 1 Channel Relay Module interface Board Shield For Arduino PIC AVR DSP ARM MCU DC AC 220V

5V low level trigger One 1 Channel Relay Module interface Board Shield For Arduino PIC AVR DSP ARM MCU DC AC 220V

$1.22 $1.22

12 sold

Categories: Electronic Components & Supplies, Active Components

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5V 12V 24V Low Level Trigger One 1 Channel Relay Module Interface Board Shield For PIC AVR DSP ARM MCU  5V 12V 24V Low Level Trigger One 1 Channel Relay Module Interface Board Shield For PIC AVR DSP ARM MCU 

5V 12V 24V Low Level Trigger One 1 Channel Relay Module Interface Board Shield For PIC AVR DSP ARM MCU 

$7.84 $7.84

12 sold

Categories: Electronic Components & Supplies, Active Components

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5V 9V 12V 24V 1 Channel Relay Module Board Shield With Optocoupler Support High-level And Low-level Trigger 5V 9V 12V 24V 1 Channel Relay Module Board Shield With Optocoupler Support High-level And Low-level Trigger

5V 9V 12V 24V 1 Channel Relay Module Board Shield With Optocoupler Support High-level And Low-level Trigger

$1.33 $1.33

15 sold

Categories: Electronic Components & Supplies, Active Components

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3V 3.3V 6 Channel Relay Module Low Level Trigger with Optocoupler PCB Board Relay Output 6 way Relay Module for Arduino 3V 3.3V 6 Channel Relay Module Low Level Trigger with Optocoupler PCB Board Relay Output 6 way Relay Module for Arduino

3V 3.3V 6 Channel Relay Module Low Level Trigger with Optocoupler PCB Board Relay Output 6 way Relay Module for Arduino

$3.75 $3.75

12 sold

Categories: Electronic Components & Supplies, Active Components

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35% off
YYG-2 High Power Relay Module One Way High/Low Level Trigger Optocoupler Isolation Relay Module 30A DC5V/12V/24V YYG-2 High Power Relay Module One Way High/Low Level Trigger Optocoupler Isolation Relay Module 30A DC5V/12V/24V

YYG-2 High Power Relay Module One Way High/Low Level Trigger Optocoupler Isolation Relay Module 30A DC5V/12V/24V

$1.44 $2.21

10 sold

Categories: Electronic Components & Supplies, Active Components

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MP3 Power Voice Broadcast Prompt Module DC9-24V 30W High And Low Level Trigger Mp3 Playback Support TF Card U Disk DY-HL30T MP3 Power Voice Broadcast Prompt Module DC9-24V 30W High And Low Level Trigger Mp3 Playback Support TF Card U Disk DY-HL30T

MP3 Power Voice Broadcast Prompt Module DC9-24V 30W High And Low Level Trigger Mp3 Playback Support TF Card U Disk DY-HL30T

$8.50 $8.50

12 sold

Categories: Electronic Components & Supplies, Active Components

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13% off
1PCS 12V low level trigger One 1 Channel Relay Module interface Board Shield For PIC AVR DSP ARM MCU Arduino 1PCS 12V low level trigger One 1 Channel Relay Module interface Board Shield For PIC AVR DSP ARM MCU Arduino

1PCS 12V low level trigger One 1 Channel Relay Module interface Board Shield For PIC AVR DSP ARM MCU Arduino

$1.99 $2.29

12 sold

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13% off
1PCS 5V low level trigger One 1 Channel Relay Module interface Board Shield For PIC AVR DSP ARM MCU 1PCS 5V low level trigger One 1 Channel Relay Module interface Board Shield For PIC AVR DSP ARM MCU

1PCS 5V low level trigger One 1 Channel Relay Module interface Board Shield For PIC AVR DSP ARM MCU

$1.80 $2.07

15 sold

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5v 12v 1 2 4 6 8 Channel Relay Module With Optocoupler. Output X Way Low Level Trigger for Arduino 1CH 2CH 4CH 8CH 5v 12v 1 2 4 6 8 Channel Relay Module With Optocoupler. Output X Way Low Level Trigger for Arduino 1CH 2CH 4CH 8CH

5v 12v 1 2 4 6 8 Channel Relay Module With Optocoupler. Output X Way Low Level Trigger for Arduino 1CH 2CH 4CH 8CH

$1.41 $1.41

11 sold

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1 2 4 8 Channel Low-level trigger solid state relay module DC control DC single phase relay solid state 5A 1 2 4 8 Channel Low-level trigger solid state relay module DC control DC single phase relay solid state 5A

1 2 4 8 Channel Low-level trigger solid state relay module DC control DC single phase relay solid state 5A

$3.75 $3.75

11 sold

Categories: Electronic Components & Supplies, Active Components

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1 Channel 5V 12V 24V Relay Module Board Shield With Optocoupler 12V Relay Module Support High and Low Level Trigger for Arduino 1 Channel 5V 12V 24V Relay Module Board Shield With Optocoupler 12V Relay Module Support High and Low Level Trigger for Arduino

1 Channel 5V 12V 24V Relay Module Board Shield With Optocoupler 12V Relay Module Support High and Low Level Trigger for Arduino

$10.92 $10.92

11 sold

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2 channel Relay Module 5V 12V 24V High and Low Level Trigger Relay Control With Optocoupler Two Way Relays DC 5 V 12 V 24 V Volt 2 channel Relay Module 5V 12V 24V High and Low Level Trigger Relay Control With Optocoupler Two Way Relays DC 5 V 12 V 24 V Volt

2 channel Relay Module 5V 12V 24V High and Low Level Trigger Relay Control With Optocoupler Two Way Relays DC 5 V 12 V 24 V Volt

$2.06 $2.06

13 sold

Categories: Electronic Components & Supplies, Active Components

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2 Channel Relay Module Board 5V 12V 24V Shield With Optocoupler 12V Relay Module Support High and Low Level Trigger for Arduino 2 Channel Relay Module Board 5V 12V 24V Shield With Optocoupler 12V Relay Module Support High and Low Level Trigger for Arduino

2 Channel Relay Module Board 5V 12V 24V Shield With Optocoupler 12V Relay Module Support High and Low Level Trigger for Arduino

$19.24 $19.24

11 sold

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1 Channel 5V 12V 10A Relay Module with Optocoupler Low level trigger PLC control drive board 1 Channel 5V 12V 10A Relay Module with Optocoupler Low level trigger PLC control drive board

1 Channel 5V 12V 10A Relay Module with Optocoupler Low level trigger PLC control drive board

$9.64 $9.64

16 sold

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5V 12V Relay Module 1 Channel Low Level Trigger Board Shield with Optocoupler Relay Output for PIC AVR DSP ARM MCU Arduino 5V 12V Relay Module 1 Channel Low Level Trigger Board Shield with Optocoupler Relay Output for PIC AVR DSP ARM MCU Arduino

5V 12V Relay Module 1 Channel Low Level Trigger Board Shield with Optocoupler Relay Output for PIC AVR DSP ARM MCU Arduino

$11.29 $11.29

14 sold

Categories: Electronic Components & Supplies, Active Components

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1pcs SLA-05VDC-SL-C 12V 30A 1 2 4-Channel Relay Module+Electronic With Optocoupler isolation relay module High/low level trigger 1pcs SLA-05VDC-SL-C 12V 30A 1 2 4-Channel Relay Module+Electronic With Optocoupler isolation relay module High/low level trigger

1pcs SLA-05VDC-SL-C 12V 30A 1 2 4-Channel Relay Module+Electronic With Optocoupler isolation relay module High/low level trigger

$12.66 $12.66

13 sold

Categories: Electronic Components & Supplies, Active Components

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5V 12V 24V Low Level Trigger One 1 Channel Relay Module Interface Board Shield For PIC AVR DSP ARM MCU  5V 12V 24V Low Level Trigger One 1 Channel Relay Module Interface Board Shield For PIC AVR DSP ARM MCU 

5V 12V 24V Low Level Trigger One 1 Channel Relay Module Interface Board Shield For PIC AVR DSP ARM MCU 

$1.04 $1.04

18 sold

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1 2 4 6 8 Channel 5V 12V 24V Relay Module Board Shield with Optocoupler Support High and Low Level Trigger for Arduino

1 2 4 6 8 Channel 5V 12V 24V Relay Module Board Shield with Optocoupler Support High and Low Level Trigger for Arduino

$0.63 $0.63

12 sold

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1Channel 5V Relay Module Optocoupler Isolated High-Low Trigger Single Chip Red Board 1 way 1Channel 5V Relay Module Optocoupler Isolated High-Low Trigger Single Chip Red Board 1 way

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5V 12V 24V 2 Channel Way Relay Module Board Shield with optocoupler Support High and Low Level Trigger for Arduino 5V 12V 24V 2 Channel Way Relay Module Board Shield with optocoupler Support High and Low Level Trigger for Arduino

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3.3V 4 Channel Relay Module High and low Level Trigger Dual Optocoupler Isolation 3.3V Relay Module for Arduino 3.3V 4 Channel Relay Module High and low Level Trigger Dual Optocoupler Isolation 3.3V Relay Module for Arduino

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$3.27 $3.27

11 sold

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