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52% off
1/2/4/8 Channel LCUS USB Relay Module Electronic Converter LCUS-1 LCUS-2 LCUS-4 LCUS-8 Intelligent Control Relay Smart Switch 1/2/4/8 Channel LCUS USB Relay Module Electronic Converter LCUS-1 LCUS-2 LCUS-4 LCUS-8 Intelligent Control Relay Smart Switch

1/2/4/8 Channel LCUS USB Relay Module Electronic Converter LCUS-1 LCUS-2 LCUS-4 LCUS-8 Intelligent Control Relay Smart Switch

$63.84$133.00

30% off
Professional Pure Rear Digital 2 Channel 4 Channel Speaker Power Amplifier Professional Pure Rear Digital 2 Channel 4 Channel Speaker Power Amplifier

Professional Pure Rear Digital 2 Channel 4 Channel Speaker Power Amplifier

$1250.00$1785.71

48% off
Fan governor PWM speed controller 12V single channel 4 pin low power mute for computer case fans Fan governor PWM speed controller 12V single channel 4 pin low power mute for computer case fans

Fan governor PWM speed controller 12V single channel 4 pin low power mute for computer case fans

$28.64$55.08

35% off
A02M-2X DC 12V ESP-01 4-Channel Relay Module Wifi Module For Iot Smart Home Mobile Phone APP Controller Wifi Relay A02M-2X DC 12V ESP-01 4-Channel Relay Module Wifi Module For Iot Smart Home Mobile Phone APP Controller Wifi Relay

A02M-2X DC 12V ESP-01 4-Channel Relay Module Wifi Module For Iot Smart Home Mobile Phone APP Controller Wifi Relay

$14.44$22.21

485 Repeater Industrial Photoelectric Isolation Hub 4Channel RS485 Collector Distributor Divider 1 in 4 out 485 Repeater Industrial Photoelectric Isolation Hub 4Channel RS485 Collector Distributor Divider 1 in 4 out

485 Repeater Industrial Photoelectric Isolation Hub 4Channel RS485 Collector Distributor Divider 1 in 4 out

$20.33$20.33

51% off
5V 1/2/4/6/8 Channel Solid State Relay Module Hight / Low Level SSR G3MB-202P 240V 2A Output with Resistive Fuse For Arduino 5V 1/2/4/6/8 Channel Solid State Relay Module Hight / Low Level SSR G3MB-202P 240V 2A Output with Resistive Fuse For Arduino

5V 1/2/4/6/8 Channel Solid State Relay Module Hight / Low Level SSR G3MB-202P 240V 2A Output with Resistive Fuse For Arduino

$26.87$54.84

214 sold
32% off
4-channel RS232 Serial Port Relay Control Board Smart Home Control Switch DC9-30V Computer Connection Relay Module 4-channel RS232 Serial Port Relay Control Board Smart Home Control Switch DC9-30V Computer Connection Relay Module

4-channel RS232 Serial Port Relay Control Board Smart Home Control Switch DC9-30V Computer Connection Relay Module

$29.46$43.32

37% off
Tuya Smart Wifi 4 Channel Relay With Temperature Humidity Sensor Passive Dry Contact Switch RF433 For Alexa Alice-Hot Tuya Smart Wifi 4 Channel Relay With Temperature Humidity Sensor Passive Dry Contact Switch RF433 For Alexa Alice-Hot

Tuya Smart Wifi 4 Channel Relay With Temperature Humidity Sensor Passive Dry Contact Switch RF433 For Alexa Alice-Hot

$16.40$26.03

24% off
AB13-DC 12V 24V 36V 10A 433Mhz 4 Channel Wireless Relay RF Remote Control Switch Receiver+4CH Transmitter,4 Receiver 4 Remote AB13-DC 12V 24V 36V 10A 433Mhz 4 Channel Wireless Relay RF Remote Control Switch Receiver+4CH Transmitter,4 Receiver 4 Remote

AB13-DC 12V 24V 36V 10A 433Mhz 4 Channel Wireless Relay RF Remote Control Switch Receiver+4CH Transmitter,4 Receiver 4 Remote

$37.17$48.91

59% off
4 Channel Relay Module 433mhz Wireless Remote Control Switch Receiver Smart Relay Circuit Board for Garage Door Electric Lamp 4 Channel Relay Module 433mhz Wireless Remote Control Switch Receiver Smart Relay Circuit Board for Garage Door Electric Lamp

4 Channel Relay Module 433mhz Wireless Remote Control Switch Receiver Smart Relay Circuit Board for Garage Door Electric Lamp

$49.93$121.77

1% off
9V 15A NPN Type 4 Channel Power Relay Interface Module HF JQC-3FF-9V-1ZS Relay. 9V 15A NPN Type 4 Channel Power Relay Interface Module HF JQC-3FF-9V-1ZS Relay.

9V 15A NPN Type 4 Channel Power Relay Interface Module HF JQC-3FF-9V-1ZS Relay.

$15.52$15.68

20% off
R/L Left and Right Channel Audio Switch 4 in 1 Out/1 in 4 Out Bidirectional Switcher, Stereo RCA Amplifier R/L Left and Right Channel Audio Switch 4 in 1 Out/1 in 4 Out Bidirectional Switcher, Stereo RCA Amplifier

R/L Left and Right Channel Audio Switch 4 in 1 Out/1 in 4 Out Bidirectional Switcher, Stereo RCA Amplifier

$98.22$122.77

72% off
TPA3255 HIFI Stereo Audio Board Class D Amplifier- 315W Per Channel 4 Ohm Low Noise Power Supply DIY Electronics Repair Tool Kit TPA3255 HIFI Stereo Audio Board Class D Amplifier- 315W Per Channel 4 Ohm Low Noise Power Supply DIY Electronics Repair Tool Kit

TPA3255 HIFI Stereo Audio Board Class D Amplifier- 315W Per Channel 4 Ohm Low Noise Power Supply DIY Electronics Repair Tool Kit

$141.81$506.46

25% off
AIR780E 4G Full Netcom 4-Channel Relay Module Bluetooth WiFi Development Board DC7-24V/AC220V Power Supply AT Command Control AIR780E 4G Full Netcom 4-Channel Relay Module Bluetooth WiFi Development Board DC7-24V/AC220V Power Supply AT Command Control

AIR780E 4G Full Netcom 4-Channel Relay Module Bluetooth WiFi Development Board DC7-24V/AC220V Power Supply AT Command Control

$7.50$10.00

SC-31A Schumann wave signal generator 0.01-999.9Hz PEMF coil transmission and 4-channel audio output, pure sine wave/square wave SC-31A Schumann wave signal generator 0.01-999.9Hz PEMF coil transmission and 4-channel audio output, pure sine wave/square wave

SC-31A Schumann wave signal generator 0.01-999.9Hz PEMF coil transmission and 4-channel audio output, pure sine wave/square wave

$70.28$70.28

1Pcs AD7606BSTZ LQFP64 8-/6-/4-Channel DAS with 16-Bit,Bipolar Input,Simultaneous Sampling ADC in stock 100%New and original 1Pcs AD7606BSTZ LQFP64 8-/6-/4-Channel DAS with 16-Bit,Bipolar Input,Simultaneous Sampling ADC in stock 100%New and original

1Pcs AD7606BSTZ LQFP64 8-/6-/4-Channel DAS with 16-Bit,Bipolar Input,Simultaneous Sampling ADC in stock 100%New and original

$11.60$11.60

5% off
4-channel 4-20mA 0-10V Analog Acquisition Module Standard ModbusRTU485 Optocoupler Isolation Industrial Grade 4-channel 4-20mA 0-10V Analog Acquisition Module Standard ModbusRTU485 Optocoupler Isolation Industrial Grade

4-channel 4-20mA 0-10V Analog Acquisition Module Standard ModbusRTU485 Optocoupler Isolation Industrial Grade

$522.50$550.00

28% off
1/5m Shielded Wire Signal Cable 30 28 26 24 22 20 18 16AWG Channel Audio 2 3 4 5 6 7 8Core UL2547 Headphone Copper Control Wires 1/5m Shielded Wire Signal Cable 30 28 26 24 22 20 18 16AWG Channel Audio 2 3 4 5 6 7 8Core UL2547 Headphone Copper Control Wires

1/5m Shielded Wire Signal Cable 30 28 26 24 22 20 18 16AWG Channel Audio 2 3 4 5 6 7 8Core UL2547 Headphone Copper Control Wires

$1.09$1.52

4 sold
44% off
CENFAYA DALI DMX Switch With OLED Display Screen Relay 4CH 16A Dry Contact Output 4 DALI Address DMX-RDM Din Rail 100-240VAC CENFAYA DALI DMX Switch With OLED Display Screen Relay 4CH 16A Dry Contact Output 4 DALI Address DMX-RDM Din Rail 100-240VAC

CENFAYA DALI DMX Switch With OLED Display Screen Relay 4CH 16A Dry Contact Output 4 DALI Address DMX-RDM Din Rail 100-240VAC

$235.61$420.74

33% off
(AIMA) 30A 4 Channel Relay High Low Level Trigger Module Solid State Relay Module Trigger Relay (AIMA) 30A 4 Channel Relay High Low Level Trigger Module Solid State Relay Module Trigger Relay

(AIMA) 30A 4 Channel Relay High Low Level Trigger Module Solid State Relay Module Trigger Relay

$10.69$15.95

52% off
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

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

$32.04$66.74

9 sold
33% off
Industrial 4 Channel Relay DC12V KP-4L-24V-B 16A Load Capacity for DIN Rail Mounting and System Integration Industrial Industrial 4 Channel Relay DC12V KP-4L-24V-B 16A Load Capacity for DIN Rail Mounting and System Integration Industrial

Industrial 4 Channel Relay DC12V KP-4L-24V-B 16A Load Capacity for DIN Rail Mounting and System Integration Industrial

$215.49$321.62

27% off
High and Low Level Trigger for arduino Raspberry pi DC 5V 12V 24V 1 2 4 6 8 Channel Relay Module Board Shield with Optocouple High and Low Level Trigger for arduino Raspberry pi DC 5V 12V 24V 1 2 4 6 8 Channel Relay Module Board Shield with Optocouple

High and Low Level Trigger for arduino Raspberry pi DC 5V 12V 24V 1 2 4 6 8 Channel Relay Module Board Shield with Optocouple

$0.99$1.36

9 sold
1% off
8-channel analog acquisition module/0~5V/0~10V/4~20ma/RS485/programmable

8-channel analog acquisition module/0~5V/0~10V/4~20ma/RS485/programmable

$38.59$38.98

51% off
5v 4 way relay module for arduino 4 channel relay module with optocoupler Relay Output for Arduino 4CH 5v 4 way relay module for arduino 4 channel relay module with optocoupler Relay Output for Arduino 4CH

5v 4 way relay module for arduino 4 channel relay module with optocoupler Relay Output for Arduino 4CH

$39.20$79.99

74 sold
67% off
4-Channel Relay Control Module WD485 4R with RS485 RTU Support for Industrial Automation and DIN Rail Mounting

4-Channel Relay Control Module WD485 4R with RS485 RTU Support for Industrial Automation and DIN Rail Mounting

$103.06$312.31

New 1pcs/lot R4T-16P-S DIN Rail Mount 4 Channel Relay Terminal Module

New 1pcs/lot R4T-16P-S DIN Rail Mount 4 Channel Relay Terminal Module

$20.00$20.00

26% off
Relay Module Modbus 7-24V 4 Channel RTU RS232/TTL UART Optocoupler Isolation 5V 10A MAX3232 For Arduino PLC Industrial Control Relay Module Modbus 7-24V 4 Channel RTU RS232/TTL UART Optocoupler Isolation 5V 10A MAX3232 For Arduino PLC Industrial Control

Relay Module Modbus 7-24V 4 Channel RTU RS232/TTL UART Optocoupler Isolation 5V 10A MAX3232 For Arduino PLC Industrial Control

$12.68$17.14

36% off
Industrial 4-Channel Relay Module with RS485 Communication Interface DC 8-60V Input for Machinery Agriculture Applications Industrial 4-Channel Relay Module with RS485 Communication Interface DC 8-60V Input for Machinery Agriculture Applications

Industrial 4-Channel Relay Module with RS485 Communication Interface DC 8-60V Input for Machinery Agriculture Applications

$155.65$243.20

1% off
Analog to Wireless Wiring Free High Precision 1-4 Channel 4-20MA 0-10V Analog Radio Conversion 3KM Analog to Wireless Wiring Free High Precision 1-4 Channel 4-20MA 0-10V Analog Radio Conversion 3KM

Analog to Wireless Wiring Free High Precision 1-4 Channel 4-20MA 0-10V Analog Radio Conversion 3KM

$90.09$91.00

33% off
(AIMA) 4 Channel WiFi Wireless Relay Module Smart Home Phone APP Remote Switch Module ESP8266 (12V) (AIMA) 4 Channel WiFi Wireless Relay Module Smart Home Phone APP Remote Switch Module ESP8266 (12V)

(AIMA) 4 Channel WiFi Wireless Relay Module Smart Home Phone APP Remote Switch Module ESP8266 (12V)

$8.01$11.96

31% off
RJ45 to XLR Cable,4 Channel 3Pin XLR Multi Network Receiver,with CAT5 Female Network Receiver, for Stage and Recording Studio RJ45 to XLR Cable,4 Channel 3Pin XLR Multi Network Receiver,with CAT5 Female Network Receiver, for Stage and Recording Studio

RJ45 to XLR Cable,4 Channel 3Pin XLR Multi Network Receiver,with CAT5 Female Network Receiver, for Stage and Recording Studio

$27.90$40.44

33% off
Punctual- Professional 4 Channel USB Audio Interface Sound Card Support ASIO, Mic Preamplifier for Studio and Live Recording Punctual- Professional 4 Channel USB Audio Interface Sound Card Support ASIO, Mic Preamplifier for Studio and Live Recording

Punctual- Professional 4 Channel USB Audio Interface Sound Card Support ASIO, Mic Preamplifier for Studio and Live Recording

$135.75$202.61

36% off
18AWG UL2464 Sheathed Wire Cable Channel Audio Line 2 3 4 5 6 Cores Insulated Soft Copper Cable Signal Control Wire 18AWG UL2464 Sheathed Wire Cable Channel Audio Line 2 3 4 5 6 Cores Insulated Soft Copper Cable Signal Control Wire

18AWG UL2464 Sheathed Wire Cable Channel Audio Line 2 3 4 5 6 Cores Insulated Soft Copper Cable Signal Control Wire

$3.45$5.39

61% off
4 Channel XLR Network Cable Extender Aluminum Alloy Shell 300m Signal Transmission And Play For DMX AES COM Audio System 4 Channel XLR Network Cable Extender Aluminum Alloy Shell 300m Signal Transmission And Play For DMX AES COM Audio System

4 Channel XLR Network Cable Extender Aluminum Alloy Shell 300m Signal Transmission And Play For DMX AES COM Audio System

$140.28$359.70

1% off
4 Channel 24V 15A NPN Type Power Relay Interface Module HF JQC-3FF-24V-1ZS Relay DIN Rail Mount 4 Channel 24V 15A NPN Type Power Relay Interface Module HF JQC-3FF-24V-1ZS Relay DIN Rail Mount

4 Channel 24V 15A NPN Type Power Relay Interface Module HF JQC-3FF-24V-1ZS Relay DIN Rail Mount

$22.75$22.98

52% off
1/2/4/8 Channel LCUS USB Relay Module Electronic Converter LCUS-1 LCUS-2 LCUS-4 LCUS-8 Intelligent Control Relay Smart Switch 1/2/4/8 Channel LCUS USB Relay Module Electronic Converter LCUS-1 LCUS-2 LCUS-4 LCUS-8 Intelligent Control Relay Smart Switch

1/2/4/8 Channel LCUS USB Relay Module Electronic Converter LCUS-1 LCUS-2 LCUS-4 LCUS-8 Intelligent Control Relay Smart Switch

$63.84 $133.00

Categories: Home Improvement, Electrical Equipment & Supplies

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30% off
Professional Pure Rear Digital 2 Channel 4 Channel Speaker Power Amplifier Professional Pure Rear Digital 2 Channel 4 Channel Speaker Power Amplifier

Professional Pure Rear Digital 2 Channel 4 Channel Speaker Power Amplifier

$1250.00 $1785.71

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
48% off
Fan governor PWM speed controller 12V single channel 4 pin low power mute for computer case fans Fan governor PWM speed controller 12V single channel 4 pin low power mute for computer case fans

Fan governor PWM speed controller 12V single channel 4 pin low power mute for computer case fans

$28.64 $55.08

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
35% off
A02M-2X DC 12V ESP-01 4-Channel Relay Module Wifi Module For Iot Smart Home Mobile Phone APP Controller Wifi Relay A02M-2X DC 12V ESP-01 4-Channel Relay Module Wifi Module For Iot Smart Home Mobile Phone APP Controller Wifi Relay

A02M-2X DC 12V ESP-01 4-Channel Relay Module Wifi Module For Iot Smart Home Mobile Phone APP Controller Wifi Relay

$14.44 $22.21

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
485 Repeater Industrial Photoelectric Isolation Hub 4Channel RS485 Collector Distributor Divider 1 in 4 out 485 Repeater Industrial Photoelectric Isolation Hub 4Channel RS485 Collector Distributor Divider 1 in 4 out

485 Repeater Industrial Photoelectric Isolation Hub 4Channel RS485 Collector Distributor Divider 1 in 4 out

$20.33 $20.33

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
51% off
5V 1/2/4/6/8 Channel Solid State Relay Module Hight / Low Level SSR G3MB-202P 240V 2A Output with Resistive Fuse For Arduino 5V 1/2/4/6/8 Channel Solid State Relay Module Hight / Low Level SSR G3MB-202P 240V 2A Output with Resistive Fuse For Arduino

5V 1/2/4/6/8 Channel Solid State Relay Module Hight / Low Level SSR G3MB-202P 240V 2A Output with Resistive Fuse For Arduino

$26.87 $54.84

214 sold

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
32% off
4-channel RS232 Serial Port Relay Control Board Smart Home Control Switch DC9-30V Computer Connection Relay Module 4-channel RS232 Serial Port Relay Control Board Smart Home Control Switch DC9-30V Computer Connection Relay Module

4-channel RS232 Serial Port Relay Control Board Smart Home Control Switch DC9-30V Computer Connection Relay Module

$29.46 $43.32

Categories: Home Improvement, Electrical Equipment & Supplies

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37% off
Tuya Smart Wifi 4 Channel Relay With Temperature Humidity Sensor Passive Dry Contact Switch RF433 For Alexa Alice-Hot Tuya Smart Wifi 4 Channel Relay With Temperature Humidity Sensor Passive Dry Contact Switch RF433 For Alexa Alice-Hot

Tuya Smart Wifi 4 Channel Relay With Temperature Humidity Sensor Passive Dry Contact Switch RF433 For Alexa Alice-Hot

$16.40 $26.03

Categories: Home Improvement, Electrical Equipment & Supplies

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24% off
AB13-DC 12V 24V 36V 10A 433Mhz 4 Channel Wireless Relay RF Remote Control Switch Receiver+4CH Transmitter,4 Receiver 4 Remote AB13-DC 12V 24V 36V 10A 433Mhz 4 Channel Wireless Relay RF Remote Control Switch Receiver+4CH Transmitter,4 Receiver 4 Remote

AB13-DC 12V 24V 36V 10A 433Mhz 4 Channel Wireless Relay RF Remote Control Switch Receiver+4CH Transmitter,4 Receiver 4 Remote

$37.17 $48.91

Categories: Home Improvement, Electrical Equipment & Supplies

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59% off
4 Channel Relay Module 433mhz Wireless Remote Control Switch Receiver Smart Relay Circuit Board for Garage Door Electric Lamp 4 Channel Relay Module 433mhz Wireless Remote Control Switch Receiver Smart Relay Circuit Board for Garage Door Electric Lamp

4 Channel Relay Module 433mhz Wireless Remote Control Switch Receiver Smart Relay Circuit Board for Garage Door Electric Lamp

$49.93 $121.77

Categories: Home Improvement, Electrical Equipment & Supplies

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1% off
9V 15A NPN Type 4 Channel Power Relay Interface Module HF JQC-3FF-9V-1ZS Relay. 9V 15A NPN Type 4 Channel Power Relay Interface Module HF JQC-3FF-9V-1ZS Relay.

9V 15A NPN Type 4 Channel Power Relay Interface Module HF JQC-3FF-9V-1ZS Relay.

$15.52 $15.68

Categories: Home Improvement, Electrical Equipment & Supplies

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20% off
R/L Left and Right Channel Audio Switch 4 in 1 Out/1 in 4 Out Bidirectional Switcher, Stereo RCA Amplifier R/L Left and Right Channel Audio Switch 4 in 1 Out/1 in 4 Out Bidirectional Switcher, Stereo RCA Amplifier

R/L Left and Right Channel Audio Switch 4 in 1 Out/1 in 4 Out Bidirectional Switcher, Stereo RCA Amplifier

$98.22 $122.77

Categories: Home Improvement, Electrical Equipment & Supplies

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72% off
TPA3255 HIFI Stereo Audio Board Class D Amplifier- 315W Per Channel 4 Ohm Low Noise Power Supply DIY Electronics Repair Tool Kit TPA3255 HIFI Stereo Audio Board Class D Amplifier- 315W Per Channel 4 Ohm Low Noise Power Supply DIY Electronics Repair Tool Kit

TPA3255 HIFI Stereo Audio Board Class D Amplifier- 315W Per Channel 4 Ohm Low Noise Power Supply DIY Electronics Repair Tool Kit

$141.81 $506.46

Categories: Home Improvement, Electrical Equipment & Supplies

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25% off
AIR780E 4G Full Netcom 4-Channel Relay Module Bluetooth WiFi Development Board DC7-24V/AC220V Power Supply AT Command Control AIR780E 4G Full Netcom 4-Channel Relay Module Bluetooth WiFi Development Board DC7-24V/AC220V Power Supply AT Command Control

AIR780E 4G Full Netcom 4-Channel Relay Module Bluetooth WiFi Development Board DC7-24V/AC220V Power Supply AT Command Control

$7.50 $10.00

Categories: Home Improvement, Electrical Equipment & Supplies

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SC-31A Schumann wave signal generator 0.01-999.9Hz PEMF coil transmission and 4-channel audio output, pure sine wave/square wave SC-31A Schumann wave signal generator 0.01-999.9Hz PEMF coil transmission and 4-channel audio output, pure sine wave/square wave

SC-31A Schumann wave signal generator 0.01-999.9Hz PEMF coil transmission and 4-channel audio output, pure sine wave/square wave

$70.28 $70.28

Categories: Home Improvement, Electrical Equipment & Supplies

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1Pcs AD7606BSTZ LQFP64 8-/6-/4-Channel DAS with 16-Bit,Bipolar Input,Simultaneous Sampling ADC in stock 100%New and original 1Pcs AD7606BSTZ LQFP64 8-/6-/4-Channel DAS with 16-Bit,Bipolar Input,Simultaneous Sampling ADC in stock 100%New and original

1Pcs AD7606BSTZ LQFP64 8-/6-/4-Channel DAS with 16-Bit,Bipolar Input,Simultaneous Sampling ADC in stock 100%New and original

$11.60 $11.60

Categories: Home Improvement, Electrical Equipment & Supplies

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5% off
4-channel 4-20mA 0-10V Analog Acquisition Module Standard ModbusRTU485 Optocoupler Isolation Industrial Grade 4-channel 4-20mA 0-10V Analog Acquisition Module Standard ModbusRTU485 Optocoupler Isolation Industrial Grade

4-channel 4-20mA 0-10V Analog Acquisition Module Standard ModbusRTU485 Optocoupler Isolation Industrial Grade

$522.50 $550.00

Categories: Home Improvement, Electrical Equipment & Supplies

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28% off
1/5m Shielded Wire Signal Cable 30 28 26 24 22 20 18 16AWG Channel Audio 2 3 4 5 6 7 8Core UL2547 Headphone Copper Control Wires 1/5m Shielded Wire Signal Cable 30 28 26 24 22 20 18 16AWG Channel Audio 2 3 4 5 6 7 8Core UL2547 Headphone Copper Control Wires

1/5m Shielded Wire Signal Cable 30 28 26 24 22 20 18 16AWG Channel Audio 2 3 4 5 6 7 8Core UL2547 Headphone Copper Control Wires

$1.09 $1.52

4 sold

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
44% off
CENFAYA DALI DMX Switch With OLED Display Screen Relay 4CH 16A Dry Contact Output 4 DALI Address DMX-RDM Din Rail 100-240VAC CENFAYA DALI DMX Switch With OLED Display Screen Relay 4CH 16A Dry Contact Output 4 DALI Address DMX-RDM Din Rail 100-240VAC

CENFAYA DALI DMX Switch With OLED Display Screen Relay 4CH 16A Dry Contact Output 4 DALI Address DMX-RDM Din Rail 100-240VAC

$235.61 $420.74

Categories: Home Improvement, Electrical Equipment & Supplies

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33% off
(AIMA) 30A 4 Channel Relay High Low Level Trigger Module Solid State Relay Module Trigger Relay (AIMA) 30A 4 Channel Relay High Low Level Trigger Module Solid State Relay Module Trigger Relay

(AIMA) 30A 4 Channel Relay High Low Level Trigger Module Solid State Relay Module Trigger Relay

$10.69 $15.95

Categories: Home Improvement, Electrical Equipment & Supplies

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52% off
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

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

$32.04 $66.74

9 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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33% off
Industrial 4 Channel Relay DC12V KP-4L-24V-B 16A Load Capacity for DIN Rail Mounting and System Integration Industrial Industrial 4 Channel Relay DC12V KP-4L-24V-B 16A Load Capacity for DIN Rail Mounting and System Integration Industrial

Industrial 4 Channel Relay DC12V KP-4L-24V-B 16A Load Capacity for DIN Rail Mounting and System Integration Industrial

$215.49 $321.62

Categories: Home Improvement, Electrical Equipment & Supplies

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27% off
High and Low Level Trigger for arduino Raspberry pi DC 5V 12V 24V 1 2 4 6 8 Channel Relay Module Board Shield with Optocouple High and Low Level Trigger for arduino Raspberry pi DC 5V 12V 24V 1 2 4 6 8 Channel Relay Module Board Shield with Optocouple

High and Low Level Trigger for arduino Raspberry pi DC 5V 12V 24V 1 2 4 6 8 Channel Relay Module Board Shield with Optocouple

$0.99 $1.36

9 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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1% off
8-channel analog acquisition module/0~5V/0~10V/4~20ma/RS485/programmable

8-channel analog acquisition module/0~5V/0~10V/4~20ma/RS485/programmable

$38.59 $38.98

Categories: Home Improvement, Electrical Equipment & Supplies

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51% off
5v 4 way relay module for arduino 4 channel relay module with optocoupler Relay Output for Arduino 4CH 5v 4 way relay module for arduino 4 channel relay module with optocoupler Relay Output for Arduino 4CH

5v 4 way relay module for arduino 4 channel relay module with optocoupler Relay Output for Arduino 4CH

$39.20 $79.99

74 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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67% off
4-Channel Relay Control Module WD485 4R with RS485 RTU Support for Industrial Automation and DIN Rail Mounting

4-Channel Relay Control Module WD485 4R with RS485 RTU Support for Industrial Automation and DIN Rail Mounting

$103.06 $312.31

Categories: Home Improvement, Electrical Equipment & Supplies

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New 1pcs/lot R4T-16P-S DIN Rail Mount 4 Channel Relay Terminal Module

New 1pcs/lot R4T-16P-S DIN Rail Mount 4 Channel Relay Terminal Module

$20.00 $20.00

Categories: Home Improvement, Electrical Equipment & Supplies

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26% off
Relay Module Modbus 7-24V 4 Channel RTU RS232/TTL UART Optocoupler Isolation 5V 10A MAX3232 For Arduino PLC Industrial Control Relay Module Modbus 7-24V 4 Channel RTU RS232/TTL UART Optocoupler Isolation 5V 10A MAX3232 For Arduino PLC Industrial Control

Relay Module Modbus 7-24V 4 Channel RTU RS232/TTL UART Optocoupler Isolation 5V 10A MAX3232 For Arduino PLC Industrial Control

$12.68 $17.14

Categories: Home Improvement, Electrical Equipment & Supplies

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36% off
Industrial 4-Channel Relay Module with RS485 Communication Interface DC 8-60V Input for Machinery Agriculture Applications Industrial 4-Channel Relay Module with RS485 Communication Interface DC 8-60V Input for Machinery Agriculture Applications

Industrial 4-Channel Relay Module with RS485 Communication Interface DC 8-60V Input for Machinery Agriculture Applications

$155.65 $243.20

Categories: Home Improvement, Electrical Equipment & Supplies

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1% off
Analog to Wireless Wiring Free High Precision 1-4 Channel 4-20MA 0-10V Analog Radio Conversion 3KM Analog to Wireless Wiring Free High Precision 1-4 Channel 4-20MA 0-10V Analog Radio Conversion 3KM

Analog to Wireless Wiring Free High Precision 1-4 Channel 4-20MA 0-10V Analog Radio Conversion 3KM

$90.09 $91.00

Categories: Home Improvement, Electrical Equipment & Supplies

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33% off
(AIMA) 4 Channel WiFi Wireless Relay Module Smart Home Phone APP Remote Switch Module ESP8266 (12V) (AIMA) 4 Channel WiFi Wireless Relay Module Smart Home Phone APP Remote Switch Module ESP8266 (12V)

(AIMA) 4 Channel WiFi Wireless Relay Module Smart Home Phone APP Remote Switch Module ESP8266 (12V)

$8.01 $11.96

Categories: Home Improvement, Electrical Equipment & Supplies

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31% off
RJ45 to XLR Cable,4 Channel 3Pin XLR Multi Network Receiver,with CAT5 Female Network Receiver, for Stage and Recording Studio RJ45 to XLR Cable,4 Channel 3Pin XLR Multi Network Receiver,with CAT5 Female Network Receiver, for Stage and Recording Studio

RJ45 to XLR Cable,4 Channel 3Pin XLR Multi Network Receiver,with CAT5 Female Network Receiver, for Stage and Recording Studio

$27.90 $40.44

Categories: Home Improvement, Electrical Equipment & Supplies

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33% off
Punctual- Professional 4 Channel USB Audio Interface Sound Card Support ASIO, Mic Preamplifier for Studio and Live Recording Punctual- Professional 4 Channel USB Audio Interface Sound Card Support ASIO, Mic Preamplifier for Studio and Live Recording

Punctual- Professional 4 Channel USB Audio Interface Sound Card Support ASIO, Mic Preamplifier for Studio and Live Recording

$135.75 $202.61

Categories: Home Improvement, Electrical Equipment & Supplies

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36% off
18AWG UL2464 Sheathed Wire Cable Channel Audio Line 2 3 4 5 6 Cores Insulated Soft Copper Cable Signal Control Wire 18AWG UL2464 Sheathed Wire Cable Channel Audio Line 2 3 4 5 6 Cores Insulated Soft Copper Cable Signal Control Wire

18AWG UL2464 Sheathed Wire Cable Channel Audio Line 2 3 4 5 6 Cores Insulated Soft Copper Cable Signal Control Wire

$3.45 $5.39

Categories: Home Improvement, Electrical Equipment & Supplies

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4 Channel XLR Network Cable Extender Aluminum Alloy Shell 300m Signal Transmission And Play For DMX AES COM Audio System 4 Channel XLR Network Cable Extender Aluminum Alloy Shell 300m Signal Transmission And Play For DMX AES COM Audio System

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Categories: Home Improvement, Electrical Equipment & Supplies

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4 Channel 24V 15A NPN Type Power Relay Interface Module HF JQC-3FF-24V-1ZS Relay DIN Rail Mount 4 Channel 24V 15A NPN Type Power Relay Interface Module HF JQC-3FF-24V-1ZS Relay DIN Rail Mount

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$22.75 $22.98

Categories: Home Improvement, Electrical Equipment & Supplies

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