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18% off
10pcs 1 Channel 5V 12V 24V Relay Module Board Shield With Optocoupler Support High and Low Level Trigger Relays For arduino 10pcs 1 Channel 5V 12V 24V Relay Module Board Shield With Optocoupler Support High and Low Level Trigger Relays For arduino

10pcs 1 Channel 5V 12V 24V Relay Module Board Shield With Optocoupler Support High and Low Level Trigger Relays For arduino

$8.97$10.94

44 sold
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

2 sold
50% off
1-10Pcs 1 2 4 8 Channel 5V DC Relay Module Solid State High Level SSR AVR DSP G3MB-202P Relay for arduino 1-10Pcs 1 2 4 8 Channel 5V DC Relay Module Solid State High Level SSR AVR DSP G3MB-202P Relay for arduino

1-10Pcs 1 2 4 8 Channel 5V DC Relay Module Solid State High Level SSR AVR DSP G3MB-202P Relay for arduino

$70.40$140.80

574 sold
45% off
30A/40A DC12V/24V Motor Forward/Reverse Control Board Low Level Trigger High Current Limit Switch P0 Motor Driver Module 30A/40A DC12V/24V Motor Forward/Reverse Control Board Low Level Trigger High Current Limit Switch P0 Motor Driver Module

30A/40A DC12V/24V Motor Forward/Reverse Control Board Low Level Trigger High Current Limit Switch P0 Motor Driver Module

$98.26$178.66

15 sold
21% off
HYSI-2P-385V AC Surge Protective Device SPD Multi-Level Lightning Arrester 10-80KA Overvoltage Protector for Industrial Power HYSI-2P-385V AC Surge Protective Device SPD Multi-Level Lightning Arrester 10-80KA Overvoltage Protector for Industrial Power

HYSI-2P-385V AC Surge Protective Device SPD Multi-Level Lightning Arrester 10-80KA Overvoltage Protector for Industrial Power

$104.81$132.67

30% off
10pcs Dual Channel 5V 12V 24V Relay Module 2 Channel Relays Shield With Optocoupler Support High and Low Level Trigger Relay 10pcs Dual Channel 5V 12V 24V Relay Module 2 Channel Relays Shield With Optocoupler Support High and Low Level Trigger Relay

10pcs Dual Channel 5V 12V 24V Relay Module 2 Channel Relays Shield With Optocoupler Support High and Low Level Trigger Relay

$13.80$19.71

19% off
2 Channel Relay Module High-low Level Trigger Control Relay Module 30A DC 5V Relay Switch Board AC 100V-250V 2 Channel Relay Module High-low Level Trigger Control Relay Module 30A DC 5V Relay Switch Board AC 100V-250V

2 Channel Relay Module High-low Level Trigger Control Relay Module 30A DC 5V Relay Switch Board AC 100V-250V

$12.88$15.90

25% off
Control Relay AC100V-250V 30A High Power 2-Channel Relay DC5V High Low Level Switch Relay Module with Isolation Relay Board Control Relay AC100V-250V 30A High Power 2-Channel Relay DC5V High Low Level Switch Relay Module with Isolation Relay Board

Control Relay AC100V-250V 30A High Power 2-Channel Relay DC5V High Low Level Switch Relay Module with Isolation Relay Board

$13.65$18.20

36% off
For Programming Experiments 5V Relay Module High-Level Trigger Module DIY Projects DIY Programming Support Compact Design For Programming Experiments 5V Relay Module High-Level Trigger Module DIY Projects DIY Programming Support Compact Design

For Programming Experiments 5V Relay Module High-Level Trigger Module DIY Projects DIY Programming Support Compact Design

$99.53$155.52

46% off
AA19 Passive Audio Passive Attenuator ,Line Output Signal Sound Card, Speaker, Microphone, Mic Port, High Low Level Converter AA19 Passive Audio Passive Attenuator ,Line Output Signal Sound Card, Speaker, Microphone, Mic Port, High Low Level Converter

AA19 Passive Audio Passive Attenuator ,Line Output Signal Sound Card, Speaker, Microphone, Mic Port, High Low Level Converter

$13.16$24.37

39% off
THIVN-30Pcs Relay Module DC 12V Relay Board 1 Channel With Optocoupler Isolation Support High Or Low Level THIVN-30Pcs Relay Module DC 12V Relay Board 1 Channel With Optocoupler Isolation Support High Or Low Level

THIVN-30Pcs Relay Module DC 12V Relay Board 1 Channel With Optocoupler Isolation Support High Or Low Level

$26.94$44.16

23% off
600mA LED Power 24W Constant Current AC 175-265V Input Compact Design DC 36-48V Output High Efficiency IP66 Protection Level 600mA LED Power 24W Constant Current AC 175-265V Input Compact Design DC 36-48V Output High Efficiency IP66 Protection Level

600mA LED Power 24W Constant Current AC 175-265V Input Compact Design DC 36-48V Output High Efficiency IP66 Protection Level

$94.04$122.13

67% off
35.7x38mm Industrial Waterproof Connector Flange Socket PBT Plastic Copper Alloy Male Female Socket High Protection Level 35.7x38mm Industrial Waterproof Connector Flange Socket PBT Plastic Copper Alloy Male Female Socket High Protection Level

35.7x38mm Industrial Waterproof Connector Flange Socket PBT Plastic Copper Alloy Male Female Socket High Protection Level

$49.54$150.11

50% off
2-way 30A high and low level trigger relay module 5V 12V 24V smart home automation control 2-way 30A high and low level trigger relay module 5V 12V 24V smart home automation control

2-way 30A high and low level trigger relay module 5V 12V 24V smart home automation control

$113.01$226.02

46 sold
20% off
5V 12V 24V 2 Channel Relay Module 30A with Optocoupler Isolation High and Low Level Trigger for PLC with Guide Rail 5V 12V 24V 2 Channel Relay Module 30A with Optocoupler Isolation High and Low Level Trigger for PLC with Guide Rail

5V 12V 24V 2 Channel Relay Module 30A with Optocoupler Isolation High and Low Level Trigger for PLC with Guide Rail

$16.41$20.51

25% off
1PC 30A/40A DC12V DC24V Motor Forward/Reverse Control Board Low Level Trigger High Current Limit Switch P0 Motor Driver Module 1PC 30A/40A DC12V DC24V Motor Forward/Reverse Control Board Low Level Trigger High Current Limit Switch P0 Motor Driver Module

1PC 30A/40A DC12V DC24V Motor Forward/Reverse Control Board Low Level Trigger High Current Limit Switch P0 Motor Driver Module

$12.85$17.14

4 Pcs Ultra Small 1CH DPDT Relay Board Ultra Thin Dual Switch High Low Level Trigger for Arduino DC 5V 4 Pcs Ultra Small 1CH DPDT Relay Board Ultra Thin Dual Switch High Low Level Trigger for Arduino DC 5V

4 Pcs Ultra Small 1CH DPDT Relay Board Ultra Thin Dual Switch High Low Level Trigger for Arduino DC 5V

$108.70$108.70

30% off
AS94-1 Pcs 30A 4 Channel Relay Module High Low Level Trigger Module Solid State Relay Module Trigger Relay AS94-1 Pcs 30A 4 Channel Relay Module High Low Level Trigger Module Solid State Relay Module Trigger Relay

AS94-1 Pcs 30A 4 Channel Relay Module High Low Level Trigger Module Solid State Relay Module Trigger Relay

$13.54$19.35

20% off
High Temperature High Pressure Boiler Electrode Water Level Sensor, BS-1 PS-1S Probe, Extendable Liquid Level Monitor High Temperature High Pressure Boiler Electrode Water Level Sensor, BS-1 PS-1S Probe, Extendable Liquid Level Monitor

High Temperature High Pressure Boiler Electrode Water Level Sensor, BS-1 PS-1S Probe, Extendable Liquid Level Monitor

$196.87$246.09

38% off
DC 9-24V 30W Power Voice Broadcast Prompt Module Triggers High And Low Levels OneToOne Supports MP3TF Card USB Flash Drive DC 9-24V 30W Power Voice Broadcast Prompt Module Triggers High And Low Levels OneToOne Supports MP3TF Card USB Flash Drive

DC 9-24V 30W Power Voice Broadcast Prompt Module Triggers High And Low Levels OneToOne Supports MP3TF Card USB Flash Drive

$89.77$146.73

20% off
5V 8 Channel Solid State Relay Module 8 Channel High Level Trigger 8 Channel Relay Module 2A with Fuse Relay Module 5V 8 Channel Solid State Relay Module 8 Channel High Level Trigger 8 Channel Relay Module 2A with Fuse Relay Module

5V 8 Channel Solid State Relay Module 8 Channel High Level Trigger 8 Channel Relay Module 2A with Fuse Relay Module

$103.30$129.12

30A Auto Water Pump Controller Liquid Level Switch DC12/24V AC110/220V 304 Waterproof Rust-proof Water Liquid Level Sensor Probe 30A Auto Water Pump Controller Liquid Level Switch DC12/24V AC110/220V 304 Waterproof Rust-proof Water Liquid Level Sensor Probe

30A Auto Water Pump Controller Liquid Level Switch DC12/24V AC110/220V 304 Waterproof Rust-proof Water Liquid Level Sensor Probe

$103.25$103.25

1 sold
28% off
ABMI-1 Pcs 30A 4 Channel Relay Module High Low Level Trigger Module Solid State Relay Module Trigger Relay, ABMI-1 Pcs 30A 4 Channel Relay Module High Low Level Trigger Module Solid State Relay Module Trigger Relay,

ABMI-1 Pcs 30A 4 Channel Relay Module High Low Level Trigger Module Solid State Relay Module Trigger Relay,

$13.56$18.83

8-way relay module high-power optocoupler isolation high and low level triggering microcontroller development board 5v12V24V 8-way relay module high-power optocoupler isolation high and low level triggering microcontroller development board 5v12V24V

8-way relay module high-power optocoupler isolation high and low level triggering microcontroller development board 5v12V24V

$150.00$150.00

39% off
2PCS 5V Single Channel Relay Module with Optocoupler Isolation High Low Level Trigger for Arduino for plc Compatibility 2PCS 5V Single Channel Relay Module with Optocoupler Isolation High Low Level Trigger for Arduino for plc Compatibility

2PCS 5V Single Channel Relay Module with Optocoupler Isolation High Low Level Trigger for Arduino for plc Compatibility

$78.69$129.00

5V 8 Channel Solid State Relay Module 8 Channel High Level Trigger Relay Module 2A with Fuse 8 Channel Relay Module 5V 8 Channel Solid State Relay Module 8 Channel High Level Trigger Relay Module 2A with Fuse 8 Channel Relay Module

5V 8 Channel Solid State Relay Module 8 Channel High Level Trigger Relay Module 2A with Fuse 8 Channel Relay Module

$136.09$136.09

33% off
XY DJ01 Relay Module Delay Timer Switch With LCD Display For Industrial Control Supports High/low Level Triggers 6-30V DC XY DJ01 Relay Module Delay Timer Switch With LCD Display For Industrial Control Supports High/low Level Triggers 6-30V DC

XY DJ01 Relay Module Delay Timer Switch With LCD Display For Industrial Control Supports High/low Level Triggers 6-30V DC

$117.10$174.77

41% off
Relay 5V 30A Optocoupler Control Isolating Relay Module High Low Level Relay Module High/Low Level For Industrial Control Relay 5V 30A Optocoupler Control Isolating Relay Module High Low Level Relay Module High/Low Level For Industrial Control

Relay 5V 30A Optocoupler Control Isolating Relay Module High Low Level Relay Module High/Low Level For Industrial Control

$43.12$73.08

23% off
30A Tank Water 12V Water Level Automatic Control Liquid Level Automatic Control 30A Tank Water 12V Water Level Automatic Control Liquid Level Automatic Control

30A Tank Water 12V Water Level Automatic Control Liquid Level Automatic Control

$97.16$126.78

Durable 6 Channel Solid State Relay Module High Level Trigger 12V High Voltage Trigger DC Control Module Electrical Equipment Durable 6 Channel Solid State Relay Module High Level Trigger 12V High Voltage Trigger DC Control Module Electrical Equipment

Durable 6 Channel Solid State Relay Module High Level Trigger 12V High Voltage Trigger DC Control Module Electrical Equipment

$103.23$103.23

1 sold
35% off
30A/40A DC12V DC24V Motor Forward/Reverse Control Board Low Level Trigger High Current Limit Switch P0 Motor Driver Module 30A/40A DC12V DC24V Motor Forward/Reverse Control Board Low Level Trigger High Current Limit Switch P0 Motor Driver Module

30A/40A DC12V DC24V Motor Forward/Reverse Control Board Low Level Trigger High Current Limit Switch P0 Motor Driver Module

$93.01$143.10

AC/DC 12-220V 30A Automatic Water Pump Controller with Water Level Sensor Probe 304 Stainless Steel AC/DC 12-220V 30A Automatic Water Pump Controller with Water Level Sensor Probe 304 Stainless Steel

AC/DC 12-220V 30A Automatic Water Pump Controller with Water Level Sensor Probe 304 Stainless Steel

$99.90$99.90

5 sold
31% off
ABRW-1 Pieces 30A 4 Channel Relay Module High Low Level Trigger Module Solid State Relay Module Trigger Relay ABRW-1 Pieces 30A 4 Channel Relay Module High Low Level Trigger Module Solid State Relay Module Trigger Relay

ABRW-1 Pieces 30A 4 Channel Relay Module High Low Level Trigger Module Solid State Relay Module Trigger Relay

$13.59$19.69

C-LIn HHY10PG Drainage Water Supply Type Liquid Level Automatic Controller AC220V Water Level Relay

C-LIn HHY10PG Drainage Water Supply Type Liquid Level Automatic Controller AC220V Water Level Relay

$22.00$22.00

5% off
Non-contact Liquid Level Sensor Limiter Water Level Controller Water Tank Water Tower High and Low Water Level Automatic Control Non-contact Liquid Level Sensor Limiter Water Level Controller Water Tank Water Tower High and Low Water Level Automatic Control

Non-contact Liquid Level Sensor Limiter Water Level Controller Water Tank Water Tower High and Low Water Level Automatic Control

$151.05$159.00

51% off
1 Channel Optocoupler Relay Module DC5V Power Supply High Low Level Trigger Relay Board Control Signal Voltage 1 Channel Optocoupler Relay Module DC5V Power Supply High Low Level Trigger Relay Board Control Signal Voltage

1 Channel Optocoupler Relay Module DC5V Power Supply High Low Level Trigger Relay Board Control Signal Voltage

$55.46$113.18

18% off
10pcs 1 Channel 5V 12V 24V Relay Module Board Shield With Optocoupler Support High and Low Level Trigger Relays For arduino 10pcs 1 Channel 5V 12V 24V Relay Module Board Shield With Optocoupler Support High and Low Level Trigger Relays For arduino

10pcs 1 Channel 5V 12V 24V Relay Module Board Shield With Optocoupler Support High and Low Level Trigger Relays For arduino

$8.97 $10.94

44 sold

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
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

2 sold

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
50% off
1-10Pcs 1 2 4 8 Channel 5V DC Relay Module Solid State High Level SSR AVR DSP G3MB-202P Relay for arduino 1-10Pcs 1 2 4 8 Channel 5V DC Relay Module Solid State High Level SSR AVR DSP G3MB-202P Relay for arduino

1-10Pcs 1 2 4 8 Channel 5V DC Relay Module Solid State High Level SSR AVR DSP G3MB-202P Relay for arduino

$70.40 $140.80

574 sold

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
45% off
30A/40A DC12V/24V Motor Forward/Reverse Control Board Low Level Trigger High Current Limit Switch P0 Motor Driver Module 30A/40A DC12V/24V Motor Forward/Reverse Control Board Low Level Trigger High Current Limit Switch P0 Motor Driver Module

30A/40A DC12V/24V Motor Forward/Reverse Control Board Low Level Trigger High Current Limit Switch P0 Motor Driver Module

$98.26 $178.66

15 sold

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
21% off
HYSI-2P-385V AC Surge Protective Device SPD Multi-Level Lightning Arrester 10-80KA Overvoltage Protector for Industrial Power HYSI-2P-385V AC Surge Protective Device SPD Multi-Level Lightning Arrester 10-80KA Overvoltage Protector for Industrial Power

HYSI-2P-385V AC Surge Protective Device SPD Multi-Level Lightning Arrester 10-80KA Overvoltage Protector for Industrial Power

$104.81 $132.67

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
30% off
10pcs Dual Channel 5V 12V 24V Relay Module 2 Channel Relays Shield With Optocoupler Support High and Low Level Trigger Relay 10pcs Dual Channel 5V 12V 24V Relay Module 2 Channel Relays Shield With Optocoupler Support High and Low Level Trigger Relay

10pcs Dual Channel 5V 12V 24V Relay Module 2 Channel Relays Shield With Optocoupler Support High and Low Level Trigger Relay

$13.80 $19.71

Categories: Home Improvement, Electrical Equipment & Supplies

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19% off
2 Channel Relay Module High-low Level Trigger Control Relay Module 30A DC 5V Relay Switch Board AC 100V-250V 2 Channel Relay Module High-low Level Trigger Control Relay Module 30A DC 5V Relay Switch Board AC 100V-250V

2 Channel Relay Module High-low Level Trigger Control Relay Module 30A DC 5V Relay Switch Board AC 100V-250V

$12.88 $15.90

Categories: Home Improvement, Electrical Equipment & Supplies

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25% off
Control Relay AC100V-250V 30A High Power 2-Channel Relay DC5V High Low Level Switch Relay Module with Isolation Relay Board Control Relay AC100V-250V 30A High Power 2-Channel Relay DC5V High Low Level Switch Relay Module with Isolation Relay Board

Control Relay AC100V-250V 30A High Power 2-Channel Relay DC5V High Low Level Switch Relay Module with Isolation Relay Board

$13.65 $18.20

Categories: Home Improvement, Electrical Equipment & Supplies

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36% off
For Programming Experiments 5V Relay Module High-Level Trigger Module DIY Projects DIY Programming Support Compact Design For Programming Experiments 5V Relay Module High-Level Trigger Module DIY Projects DIY Programming Support Compact Design

For Programming Experiments 5V Relay Module High-Level Trigger Module DIY Projects DIY Programming Support Compact Design

$99.53 $155.52

Categories: Home Improvement, Electrical Equipment & Supplies

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46% off
AA19 Passive Audio Passive Attenuator ,Line Output Signal Sound Card, Speaker, Microphone, Mic Port, High Low Level Converter AA19 Passive Audio Passive Attenuator ,Line Output Signal Sound Card, Speaker, Microphone, Mic Port, High Low Level Converter

AA19 Passive Audio Passive Attenuator ,Line Output Signal Sound Card, Speaker, Microphone, Mic Port, High Low Level Converter

$13.16 $24.37

Categories: Home Improvement, Electrical Equipment & Supplies

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39% off
THIVN-30Pcs Relay Module DC 12V Relay Board 1 Channel With Optocoupler Isolation Support High Or Low Level THIVN-30Pcs Relay Module DC 12V Relay Board 1 Channel With Optocoupler Isolation Support High Or Low Level

THIVN-30Pcs Relay Module DC 12V Relay Board 1 Channel With Optocoupler Isolation Support High Or Low Level

$26.94 $44.16

Categories: Home Improvement, Electrical Equipment & Supplies

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23% off
600mA LED Power 24W Constant Current AC 175-265V Input Compact Design DC 36-48V Output High Efficiency IP66 Protection Level 600mA LED Power 24W Constant Current AC 175-265V Input Compact Design DC 36-48V Output High Efficiency IP66 Protection Level

600mA LED Power 24W Constant Current AC 175-265V Input Compact Design DC 36-48V Output High Efficiency IP66 Protection Level

$94.04 $122.13

Categories: Home Improvement, Electrical Equipment & Supplies

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67% off
35.7x38mm Industrial Waterproof Connector Flange Socket PBT Plastic Copper Alloy Male Female Socket High Protection Level 35.7x38mm Industrial Waterproof Connector Flange Socket PBT Plastic Copper Alloy Male Female Socket High Protection Level

35.7x38mm Industrial Waterproof Connector Flange Socket PBT Plastic Copper Alloy Male Female Socket High Protection Level

$49.54 $150.11

Categories: Home Improvement, Electrical Equipment & Supplies

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50% off
2-way 30A high and low level trigger relay module 5V 12V 24V smart home automation control 2-way 30A high and low level trigger relay module 5V 12V 24V smart home automation control

2-way 30A high and low level trigger relay module 5V 12V 24V smart home automation control

$113.01 $226.02

46 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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20% off
5V 12V 24V 2 Channel Relay Module 30A with Optocoupler Isolation High and Low Level Trigger for PLC with Guide Rail 5V 12V 24V 2 Channel Relay Module 30A with Optocoupler Isolation High and Low Level Trigger for PLC with Guide Rail

5V 12V 24V 2 Channel Relay Module 30A with Optocoupler Isolation High and Low Level Trigger for PLC with Guide Rail

$16.41 $20.51

Categories: Home Improvement, Electrical Equipment & Supplies

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25% off
1PC 30A/40A DC12V DC24V Motor Forward/Reverse Control Board Low Level Trigger High Current Limit Switch P0 Motor Driver Module 1PC 30A/40A DC12V DC24V Motor Forward/Reverse Control Board Low Level Trigger High Current Limit Switch P0 Motor Driver Module

1PC 30A/40A DC12V DC24V Motor Forward/Reverse Control Board Low Level Trigger High Current Limit Switch P0 Motor Driver Module

$12.85 $17.14

Categories: Home Improvement, Electrical Equipment & Supplies

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4 Pcs Ultra Small 1CH DPDT Relay Board Ultra Thin Dual Switch High Low Level Trigger for Arduino DC 5V 4 Pcs Ultra Small 1CH DPDT Relay Board Ultra Thin Dual Switch High Low Level Trigger for Arduino DC 5V

4 Pcs Ultra Small 1CH DPDT Relay Board Ultra Thin Dual Switch High Low Level Trigger for Arduino DC 5V

$108.70 $108.70

Categories: Home Improvement, Electrical Equipment & Supplies

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30% off
AS94-1 Pcs 30A 4 Channel Relay Module High Low Level Trigger Module Solid State Relay Module Trigger Relay AS94-1 Pcs 30A 4 Channel Relay Module High Low Level Trigger Module Solid State Relay Module Trigger Relay

AS94-1 Pcs 30A 4 Channel Relay Module High Low Level Trigger Module Solid State Relay Module Trigger Relay

$13.54 $19.35

Categories: Home Improvement, Electrical Equipment & Supplies

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20% off
High Temperature High Pressure Boiler Electrode Water Level Sensor, BS-1 PS-1S Probe, Extendable Liquid Level Monitor High Temperature High Pressure Boiler Electrode Water Level Sensor, BS-1 PS-1S Probe, Extendable Liquid Level Monitor

High Temperature High Pressure Boiler Electrode Water Level Sensor, BS-1 PS-1S Probe, Extendable Liquid Level Monitor

$196.87 $246.09

Categories: Home Improvement, Electrical Equipment & Supplies

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38% off
DC 9-24V 30W Power Voice Broadcast Prompt Module Triggers High And Low Levels OneToOne Supports MP3TF Card USB Flash Drive DC 9-24V 30W Power Voice Broadcast Prompt Module Triggers High And Low Levels OneToOne Supports MP3TF Card USB Flash Drive

DC 9-24V 30W Power Voice Broadcast Prompt Module Triggers High And Low Levels OneToOne Supports MP3TF Card USB Flash Drive

$89.77 $146.73

Categories: Home Improvement, Electrical Equipment & Supplies

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20% off
5V 8 Channel Solid State Relay Module 8 Channel High Level Trigger 8 Channel Relay Module 2A with Fuse Relay Module 5V 8 Channel Solid State Relay Module 8 Channel High Level Trigger 8 Channel Relay Module 2A with Fuse Relay Module

5V 8 Channel Solid State Relay Module 8 Channel High Level Trigger 8 Channel Relay Module 2A with Fuse Relay Module

$103.30 $129.12

Categories: Home Improvement, Electrical Equipment & Supplies

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30A Auto Water Pump Controller Liquid Level Switch DC12/24V AC110/220V 304 Waterproof Rust-proof Water Liquid Level Sensor Probe 30A Auto Water Pump Controller Liquid Level Switch DC12/24V AC110/220V 304 Waterproof Rust-proof Water Liquid Level Sensor Probe

30A Auto Water Pump Controller Liquid Level Switch DC12/24V AC110/220V 304 Waterproof Rust-proof Water Liquid Level Sensor Probe

$103.25 $103.25

1 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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28% off
ABMI-1 Pcs 30A 4 Channel Relay Module High Low Level Trigger Module Solid State Relay Module Trigger Relay, ABMI-1 Pcs 30A 4 Channel Relay Module High Low Level Trigger Module Solid State Relay Module Trigger Relay,

ABMI-1 Pcs 30A 4 Channel Relay Module High Low Level Trigger Module Solid State Relay Module Trigger Relay,

$13.56 $18.83

Categories: Home Improvement, Electrical Equipment & Supplies

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8-way relay module high-power optocoupler isolation high and low level triggering microcontroller development board 5v12V24V 8-way relay module high-power optocoupler isolation high and low level triggering microcontroller development board 5v12V24V

8-way relay module high-power optocoupler isolation high and low level triggering microcontroller development board 5v12V24V

$150.00 $150.00

Categories: Home Improvement, Electrical Equipment & Supplies

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39% off
2PCS 5V Single Channel Relay Module with Optocoupler Isolation High Low Level Trigger for Arduino for plc Compatibility 2PCS 5V Single Channel Relay Module with Optocoupler Isolation High Low Level Trigger for Arduino for plc Compatibility

2PCS 5V Single Channel Relay Module with Optocoupler Isolation High Low Level Trigger for Arduino for plc Compatibility

$78.69 $129.00

Categories: Home Improvement, Electrical Equipment & Supplies

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5V 8 Channel Solid State Relay Module 8 Channel High Level Trigger Relay Module 2A with Fuse 8 Channel Relay Module 5V 8 Channel Solid State Relay Module 8 Channel High Level Trigger Relay Module 2A with Fuse 8 Channel Relay Module

5V 8 Channel Solid State Relay Module 8 Channel High Level Trigger Relay Module 2A with Fuse 8 Channel Relay Module

$136.09 $136.09

Categories: Home Improvement, Electrical Equipment & Supplies

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33% off
XY DJ01 Relay Module Delay Timer Switch With LCD Display For Industrial Control Supports High/low Level Triggers 6-30V DC XY DJ01 Relay Module Delay Timer Switch With LCD Display For Industrial Control Supports High/low Level Triggers 6-30V DC

XY DJ01 Relay Module Delay Timer Switch With LCD Display For Industrial Control Supports High/low Level Triggers 6-30V DC

$117.10 $174.77

Categories: Home Improvement, Electrical Equipment & Supplies

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41% off
Relay 5V 30A Optocoupler Control Isolating Relay Module High Low Level Relay Module High/Low Level For Industrial Control Relay 5V 30A Optocoupler Control Isolating Relay Module High Low Level Relay Module High/Low Level For Industrial Control

Relay 5V 30A Optocoupler Control Isolating Relay Module High Low Level Relay Module High/Low Level For Industrial Control

$43.12 $73.08

Categories: Home Improvement, Electrical Equipment & Supplies

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23% off
30A Tank Water 12V Water Level Automatic Control Liquid Level Automatic Control 30A Tank Water 12V Water Level Automatic Control Liquid Level Automatic Control

30A Tank Water 12V Water Level Automatic Control Liquid Level Automatic Control

$97.16 $126.78

Categories: Home Improvement, Electrical Equipment & Supplies

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Durable 6 Channel Solid State Relay Module High Level Trigger 12V High Voltage Trigger DC Control Module Electrical Equipment Durable 6 Channel Solid State Relay Module High Level Trigger 12V High Voltage Trigger DC Control Module Electrical Equipment

Durable 6 Channel Solid State Relay Module High Level Trigger 12V High Voltage Trigger DC Control Module Electrical Equipment

$103.23 $103.23

1 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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35% off
30A/40A DC12V DC24V Motor Forward/Reverse Control Board Low Level Trigger High Current Limit Switch P0 Motor Driver Module 30A/40A DC12V DC24V Motor Forward/Reverse Control Board Low Level Trigger High Current Limit Switch P0 Motor Driver Module

30A/40A DC12V DC24V Motor Forward/Reverse Control Board Low Level Trigger High Current Limit Switch P0 Motor Driver Module

$93.01 $143.10

Categories: Home Improvement, Electrical Equipment & Supplies

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AC/DC 12-220V 30A Automatic Water Pump Controller with Water Level Sensor Probe 304 Stainless Steel AC/DC 12-220V 30A Automatic Water Pump Controller with Water Level Sensor Probe 304 Stainless Steel

AC/DC 12-220V 30A Automatic Water Pump Controller with Water Level Sensor Probe 304 Stainless Steel

$99.90 $99.90

5 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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31% off
ABRW-1 Pieces 30A 4 Channel Relay Module High Low Level Trigger Module Solid State Relay Module Trigger Relay ABRW-1 Pieces 30A 4 Channel Relay Module High Low Level Trigger Module Solid State Relay Module Trigger Relay

ABRW-1 Pieces 30A 4 Channel Relay Module High Low Level Trigger Module Solid State Relay Module Trigger Relay

$13.59 $19.69

Categories: Home Improvement, Electrical Equipment & Supplies

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C-LIn HHY10PG Drainage Water Supply Type Liquid Level Automatic Controller AC220V Water Level Relay

C-LIn HHY10PG Drainage Water Supply Type Liquid Level Automatic Controller AC220V Water Level Relay

$22.00 $22.00

Categories: Home Improvement, Electrical Equipment & Supplies

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5% off
Non-contact Liquid Level Sensor Limiter Water Level Controller Water Tank Water Tower High and Low Water Level Automatic Control Non-contact Liquid Level Sensor Limiter Water Level Controller Water Tank Water Tower High and Low Water Level Automatic Control

Non-contact Liquid Level Sensor Limiter Water Level Controller Water Tank Water Tower High and Low Water Level Automatic Control

$151.05 $159.00

Categories: Home Improvement, Electrical Equipment & Supplies

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51% off
1 Channel Optocoupler Relay Module DC5V Power Supply High Low Level Trigger Relay Board Control Signal Voltage 1 Channel Optocoupler Relay Module DC5V Power Supply High Low Level Trigger Relay Board Control Signal Voltage

1 Channel Optocoupler Relay Module DC5V Power Supply High Low Level Trigger Relay Board Control Signal Voltage

$55.46 $113.18

Categories: Home Improvement, Electrical Equipment & Supplies

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