购买 4 Channel Relay Module and 12V DC Power

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$24.49
Tectran 19-7505-R Multi Purpose Relay 12 Vdc, 70 Amp, 4 Terminals, With Metal Mounting Tab
FinditParts
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Tectran 19-7505-R Multi Purpose Relay 12 Vdc, 70 Amp, 4 Terminals, With Metal Mounting Tab
FinditParts
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Sainsmart 4-Channel Relay Module
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Sainsmart 4-Channel Relay Module
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MCU, Relay Module YYG 4 High Power 4 Channel Relay Module Relay Module Control Board Optocoupler Isolation 30A DC 12V, Relays (5VDC)
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MCU, Relay Module YYG 4 High Power 4 Channel Relay Module Relay Module Control Board Optocoupler Isolation 30A DC 12V, Relays (5VDC)
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4 Channel 12V Relay Module With Optocoupler High Or Low Level Trigger Expansion Board(2PCS) (4 Channel 12V Relay, 4 Channel 12V Relay)
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4 Channel 12V Relay Module With Optocoupler High Or Low Level Trigger Expansion Board(2PCS) (4 Channel 12V Relay, 4 Channel 12V Relay)
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4 Channel Relay Module 12V RS485 Transmitter Receiver With Antenna 4DI 4DO Switch Remote Control Wireless 433Mhz
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4 Channel Relay Module 12V RS485 Transmitter Receiver With Antenna 4DI 4DO Switch Remote Control Wireless 433Mhz
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Relay Board, Relay Module 4 Channel With Optocoupler Low Level Expansion Board For 5V/12V/24V(5V)
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Relay Board, Relay Module 4 Channel With Optocoupler Low Level Expansion Board For 5V/12V/24V(5V)
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GAEYAELE 4 Channel Relay Module 1 SPDT DIN Rail Mount 12V DC/AC Interface Relay Module(FY-T734-12VACDC)
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GAEYAELE 4 Channel Relay Module 1 SPDT DIN Rail Mount 12V DC/AC Interface Relay Module(FY-T734-12VACDC)
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4-Channel DC 12V 30A Relay Module Control Board Optocoupler Isolation High/Low Trigger
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4-Channel DC 12V 30A Relay Module Control Board Optocoupler Isolation High/Low Trigger
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Eletechsup DC 12V 4 Channel Multifunction Cycle Delay Timer Relay Module And Timing Loop Interlock Self-Locking Momentary Bistable Monostable (1)
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Eletechsup DC 12V 4 Channel Multifunction Cycle Delay Timer Relay Module And Timing Loop Interlock Self-Locking Momentary Bistable Monostable (1)
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GEYA 2NG2R 4 Channel Relay Module Din Rail Type 2NO 2NC Electronic DPDT Switch 12V 24V Relay Board
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GEYA 2NG2R 4 Channel Relay Module Din Rail Type 2NO 2NC Electronic DPDT Switch 12V 24V Relay Board
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Universal Wireless Remote Control Switch DC 12V 4CH Relay Receiver Module With 4 Channel RF 433 Mhz
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Universal Wireless Remote Control Switch DC 12V 4CH Relay Receiver Module With 4 Channel RF 433 Mhz
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5V 12V 4-Channel Relay Module Shield ARM PIC AVR DSP Electronic 5V 4 Channel Relay.4 Road 5V Relay
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5V 12V 4-Channel Relay Module Shield ARM PIC AVR DSP Electronic 5V 4 Channel Relay.4 Road 5V Relay
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$22.07
DC 5V 12V 24V 4 Channel Pro Mini PLC Board Relay Shield Module For Arduiuo Delay Timer Switch
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DC 5V 12V 24V 4 Channel Pro Mini PLC Board Relay Shield Module For Arduiuo Delay Timer Switch
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Expansion Board 5V 12V 4-Channel Relay Module With Optocoupler Relay AVR 51 PIC 4 Way Relay Module
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Expansion Board 5V 12V 4-Channel Relay Module With Optocoupler Relay AVR 51 PIC 4 Way Relay Module
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1-5PCS 4 Channel Relay Board AVR 51 PIC 5V 12V 4-Channel Relay Module With Optocoupler Relay 4 Way
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1-5PCS 4 Channel Relay Board AVR 51 PIC 5V 12V 4-Channel Relay Module With Optocoupler Relay 4 Way
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433Mhz Wireless Remote Control Switch DC 12V 4CH Relay Receiver Module With 4 Channel RF Remote
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433Mhz Wireless Remote Control Switch DC 12V 4CH Relay Receiver Module With 4 Channel RF Remote
Aliexpress
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GEYA 4 Channel Relay Module 1 SPDT DIN Rail Mount 12V 24V DC/AC Interface Relay Module 220V 230V
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GEYA 4 Channel Relay Module 1 SPDT DIN Rail Mount 12V 24V DC/AC Interface Relay Module 220V 230V
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433.92Mhz Wireless Remote Control Switch DC 12V 24V 5V-30V 4CH Relay Receiver Module With 4 Channel
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433.92Mhz Wireless Remote Control Switch DC 12V 24V 5V-30V 4CH Relay Receiver Module With 4 Channel
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DC 12V Power Supply Adapter 5A 4 Channel Din-Rail Mounting Distribution Power For CCTV Security Camera With PTC Fuse [UL Listed] By CENTROPOWER
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DC 12V Power Supply Adapter 5A 4 Channel Din-Rail Mounting Distribution Power For CCTV Security Camera With PTC Fuse [UL Listed] By CENTROPOWER
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4 Channel 5V 12V 24V Relay Module With Optocoupler High Or Low Level Trigger Expansion Red Board For
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4 Channel 5V 12V 24V Relay Module With Optocoupler High Or Low Level Trigger Expansion Red Board For
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CE007 DC 12V 4 Channel Multifunction Cycle Delay Timer Relay Module For Timing Loop Interlock
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CE007 DC 12V 4 Channel Multifunction Cycle Delay Timer Relay Module For Timing Loop Interlock
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DC 12V 24V 10A 4 Channel Relay Switch RF Wireless Remote Control System Receiver Transmitter
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DC 12V 24V 10A 4 Channel Relay Switch RF Wireless Remote Control System Receiver Transmitter
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DC 12V 24V 10A 4 Channel Relay Switch RF Wireless Remote Control System Receiver Transmitter
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DC 12V 24V 10A 4 Channel Relay Switch RF Wireless Remote Control System Receiver Transmitter
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GEYA Din Rail 4 Channel Relay Module 1 SPDT DIN Rail Mount 12Volt DC 24Volt DC Interface Relay
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GEYA Din Rail 4 Channel Relay Module 1 SPDT DIN Rail Mount 12Volt DC 24Volt DC Interface Relay
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DC 5V 12V 1 CH 4 Channel Relay Module Infrared IR Remote Switch Control 1/ 4 Way Self Locking Jog
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DC 5V 12V 1 CH 4 Channel Relay Module Infrared IR Remote Switch Control 1/ 4 Way Self Locking Jog
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Smart Multiple DC 12V 24V 10A 315/433 Mhz 4CH 4 CH 4 Channel Wireless Relay RF Remote Control Switch
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Smart Multiple DC 12V 24V 10A 315/433 Mhz 4CH 4 CH 4 Channel Wireless Relay RF Remote Control Switch
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4 Channel Relay Module 5V/12V/24V 30A Load Current With Optocoupler Isolation Supports High And Low
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4 Channel Relay Module 5V/12V/24V 30A Load Current With Optocoupler Isolation Supports High And Low
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DC 5V 12V 1/2/4 Channel Smart Bluetooth Relay Module Remote Control Mobile Phone Switch Wireless
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DC 5V 12V 1/2/4 Channel Smart Bluetooth Relay Module Remote Control Mobile Phone Switch Wireless
Aliexpress
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Smart Multiple DC 12V 24V 36V 10A 433 Mhz 4CH 4 CH 4 Channel Wireless Relay RF Remote Control Switch
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Smart Multiple DC 12V 24V 36V 10A 433 Mhz 4CH 4 CH 4 Channel Wireless Relay RF Remote Control Switch
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4 Channel Relay Module DC 6-24V For Automotive Motor LED Control
Amazon.com
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4 Channel Relay Module DC 6-24V For Automotive Motor LED Control
Amazon.com
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Smart Multiple DC 12V 24V 10A 315/433 Mhz 4CH 4 CH 4 Channel Wireless Relay RF Remote Control Switch
Aliexpress
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Smart Multiple DC 12V 24V 10A 315/433 Mhz 4CH 4 CH 4 Channel Wireless Relay RF Remote Control Switch
Aliexpress
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AD22B04 MT8870 4 Channel Relay DTMF Tone Signal Decoder Remote Control Relay Module 12V DC For PLC
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AD22B04 MT8870 4 Channel Relay DTMF Tone Signal Decoder Remote Control Relay Module 12V DC For PLC
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4 Channels Relay Module DIN Rail Mount SRD-05VDC-SL-C SRD-12VDC-SL-C SRD-24VDC-SL-C 10A 5V 12V 24V
Aliexpress
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4 Channels Relay Module DIN Rail Mount SRD-05VDC-SL-C SRD-12VDC-SL-C SRD-24VDC-SL-C 10A 5V 12V 24V
Aliexpress
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1PCS 4 Channel DC 3V 5V 12V Relay Module Board 3.3V Low Level Trigger With Lamp
AliExpress
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1PCS 4 Channel DC 3V 5V 12V Relay Module Board 3.3V Low Level Trigger With Lamp
AliExpress
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DORHEA ESP32 Wifi 4 Channel Relay Module ESP32-WROOM-32E 4 Channel Development Board AC/DC Power Supply Switch Controller Board For Arduino Smart Home
Amazon.com
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DORHEA ESP32 Wifi 4 Channel Relay Module ESP32-WROOM-32E 4 Channel Development Board AC/DC Power Supply Switch Controller Board For Arduino Smart Home
Amazon.com
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1/2/4/6/8 Channel Relay Module With Optocoupler 5V/12V/24V Relay Module With Indicator Light For
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1/2/4/6/8 Channel Relay Module With Optocoupler 5V/12V/24V Relay Module With Indicator Light For
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购买 4 Channel Relay Module and 12V DC Power

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$24.49
Tectran 19-7505-R Multi Purpose Relay 12 Vdc, 70 Amp, 4 Terminals, With Metal Mounting Tab
FinditParts
$24.49
Tectran 19-7505-R Multi Purpose Relay 12 Vdc, 70 Amp, 4 Terminals, With Metal Mounting Tab
FinditParts
$8.09
$8.99
Sainsmart 4-Channel Relay Module
Amazon.com
432
折扣 10%
$8.09
$8.99
Sainsmart 4-Channel Relay Module
Amazon.com
432
$19.83
MCU, Relay Module YYG 4 High Power 4 Channel Relay Module Relay Module Control Board Optocoupler Isolation 30A DC 12V, Relays (5VDC)
Amazon.com
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MCU, Relay Module YYG 4 High Power 4 Channel Relay Module Relay Module Control Board Optocoupler Isolation 30A DC 12V, Relays (5VDC)
Amazon.com
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4 Channel 12V Relay Module With Optocoupler High Or Low Level Trigger Expansion Board(2PCS) (4 Channel 12V Relay, 4 Channel 12V Relay)
Amazon.com
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4 Channel 12V Relay Module With Optocoupler High Or Low Level Trigger Expansion Board(2PCS) (4 Channel 12V Relay, 4 Channel 12V Relay)
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4 Channel Relay Module 12V RS485 Transmitter Receiver With Antenna 4DI 4DO Switch Remote Control Wireless 433Mhz
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4 Channel Relay Module 12V RS485 Transmitter Receiver With Antenna 4DI 4DO Switch Remote Control Wireless 433Mhz
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Relay Board, Relay Module 4 Channel With Optocoupler Low Level Expansion Board For 5V/12V/24V(5V)
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10
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Relay Board, Relay Module 4 Channel With Optocoupler Low Level Expansion Board For 5V/12V/24V(5V)
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GAEYAELE 4 Channel Relay Module 1 SPDT DIN Rail Mount 12V DC/AC Interface Relay Module(FY-T734-12VACDC)
Amazon.com
123
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GAEYAELE 4 Channel Relay Module 1 SPDT DIN Rail Mount 12V DC/AC Interface Relay Module(FY-T734-12VACDC)
Amazon.com
123
$11.30
$18.40
4-Channel DC 12V 30A Relay Module Control Board Optocoupler Isolation High/Low Trigger
Aliexpress
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4-Channel DC 12V 30A Relay Module Control Board Optocoupler Isolation High/Low Trigger
Aliexpress
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Eletechsup DC 12V 4 Channel Multifunction Cycle Delay Timer Relay Module And Timing Loop Interlock Self-Locking Momentary Bistable Monostable (1)
Amazon.com
Free shipping
$20.99
Eletechsup DC 12V 4 Channel Multifunction Cycle Delay Timer Relay Module And Timing Loop Interlock Self-Locking Momentary Bistable Monostable (1)
Amazon.com
Free shipping
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GEYA 2NG2R 4 Channel Relay Module Din Rail Type 2NO 2NC Electronic DPDT Switch 12V 24V Relay Board
Aliexpress
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折扣 31%
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GEYA 2NG2R 4 Channel Relay Module Din Rail Type 2NO 2NC Electronic DPDT Switch 12V 24V Relay Board
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Universal Wireless Remote Control Switch DC 12V 4CH Relay Receiver Module With 4 Channel RF 433 Mhz
Aliexpress
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Universal Wireless Remote Control Switch DC 12V 4CH Relay Receiver Module With 4 Channel RF 433 Mhz
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5V 12V 4-Channel Relay Module Shield ARM PIC AVR DSP Electronic 5V 4 Channel Relay.4 Road 5V Relay
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5V 12V 4-Channel Relay Module Shield ARM PIC AVR DSP Electronic 5V 4 Channel Relay.4 Road 5V Relay
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DC 5V 12V 24V 4 Channel Pro Mini PLC Board Relay Shield Module For Arduiuo Delay Timer Switch
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DC 5V 12V 24V 4 Channel Pro Mini PLC Board Relay Shield Module For Arduiuo Delay Timer Switch
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Expansion Board 5V 12V 4-Channel Relay Module With Optocoupler Relay AVR 51 PIC 4 Way Relay Module
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Expansion Board 5V 12V 4-Channel Relay Module With Optocoupler Relay AVR 51 PIC 4 Way Relay Module
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1-5PCS 4 Channel Relay Board AVR 51 PIC 5V 12V 4-Channel Relay Module With Optocoupler Relay 4 Way
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1-5PCS 4 Channel Relay Board AVR 51 PIC 5V 12V 4-Channel Relay Module With Optocoupler Relay 4 Way
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433Mhz Wireless Remote Control Switch DC 12V 4CH Relay Receiver Module With 4 Channel RF Remote
Aliexpress
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433Mhz Wireless Remote Control Switch DC 12V 4CH Relay Receiver Module With 4 Channel RF Remote
Aliexpress
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GEYA 4 Channel Relay Module 1 SPDT DIN Rail Mount 12V 24V DC/AC Interface Relay Module 220V 230V
Aliexpress
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$13.23
GEYA 4 Channel Relay Module 1 SPDT DIN Rail Mount 12V 24V DC/AC Interface Relay Module 220V 230V
Aliexpress
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433.92Mhz Wireless Remote Control Switch DC 12V 24V 5V-30V 4CH Relay Receiver Module With 4 Channel
Aliexpress
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433.92Mhz Wireless Remote Control Switch DC 12V 24V 5V-30V 4CH Relay Receiver Module With 4 Channel
Aliexpress