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Relay Modules/ Shields

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Newest Items First
32 Per Page
RM-4-12V, 4 Channel 12V Relay Module
RM-4-12V
US$11.60
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RM-1-ESP32-5V, 1-Channel ESP32 WIFI Bluetooth-compatible BLE Relay Module AC90-250V/DC5-30V ESP32-WROOM Development Board
RM-1-ESP32-5V
US$20.70
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RM-1-ESP32-5V-USB, 1-Channel ESP32 WIFI Bluetooth-compatible BLE Relay Micro-USB Module AC90-250V/DC5-60V ESP32-WROOM Development Board
RM-1-ESP32-5V-USB
US$19.79
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RM-2-ESP32-5V, 2-Channel ESP32 WIFI Bluetooth-compatible BLE Relay Module AC90-250V/DC5-30V ESP32-WROOM Development Board
RM-2-ESP32-5V
US$22.52
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RM-4-ESP32-5V, 4-Channel ESP32 WIFI Bluetooth-compatible BLE Relay Module 220VAC/DC5-30V ESP32-WROOM Development Board
RM-4-ESP32-5V
US$31.62
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RM-8-ESP32-5V, 8-Channel ESP32 WIFI Bluetooth-compatible BLE Relay Module AC90-250V/DC5-30V ESP32-WROOM Development Board
RM-8-ESP32-5V
US$35.26
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RM-1-24V30A, 30A 24V Single Channel 24V RELAY MODULE 30AMP
RM-1-24V30A
US$6.93
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RM-1-12V30A, 30A 12V Power Relay Module With Optocoupler Isolation H/L Level Trigger for Arduino Relays
RM-1-12V30A
US$6.93
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RM-1-24V-T, Single Isolated 24V Relay High-Low Trigger Module-10A
RM-1-24V-T
US$4.50
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RM-1-24V-XH-M118, XH-M118 Relay Module 24V Isolated Sensor, 1 N.O./1 N.C., 10A- 150mm JST cable
RM-1-24V-XH-M118
US$4.32
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RM-1-12V-XH-M118, XH-M118 Relay Module 12V Isolated Sensor, 1 N.O./1 N.C., 10A- 150mm JST cable
RM-1-12V-XH-M118
US$4.32
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RM-1-5V-XH-M118, XH-M118 Relay Module 5V Isolated Sensor, 1 N.O./1 N.C., 10A- 150mm JST cable
RM-1-5V-XH-M118
US$4.32
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RM-1-3.3V-T, Single Isolated 3.3V Relay High-Low Trigger Module-10A
RM-1-3.3V-T
US$4.50
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RM-1-5V-T, Single Isolated 5V Relay High-Low Trigger Module-10A
RM-1-5V-T
US$4.50
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RM-1-12V-T, Single Isolated 12V Relay High-Low Trigger Module-10A
RM-1-12V-T
US$4.50
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RM-1-3V-I, Single Isolated 3.3V Relay Driver Controller Module-10A
RM-1-3V-I
US$4.32
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RM-16-12V Channel Relay Module, 12V with Optocoupler LM2576 Microcontrollers Interface
RM-16-12V
US$27.93
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WAVE-24964 8-ch Ethernet Relay Module, Modbus RTU/Modbus TCP Protocol, PoE port Communication, With Various Isolation And Protection Circuits
WAVE-24964
US$62.56
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WAVE-25140 Modbus RTU 32-Ch Relay Module, RS485 Interface, With Multiple Isolation Protection Circuits
WAVE-25140
US$90.77
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WAVE-24921 Modbus RTU 16-Ch Relay Module, RS485 Interface, With Multiple Isolation Protection Circuits
WAVE-24921
US$71.39
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RM-1-24V-L 1 Channel 24VDC Latching Trigger Relay Module 
RM-1-24V-L
US$8.87
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RM-1-12V-L 1 Channel 12VDC Latching Trigger Relay Module 
RM-1-12V-L
US$8.87
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GK-AMO-SSR-1 One Channel Single Solid State Relay Module for 5V Microcontrollers
GK-AMO-SSR-1
US$6.32
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GK-RMO-4C-5V geeekus 4-channel 5V Relay Module
GK-RMO-4C-5V
US$13.42
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RM-4-ESP-12, 4-Channel Relay Module with ESP8266 (12V Relay Coil)
RM-4-ESP-12
US$24.95
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RM-2-ESP, ESP8266 Wireless Two Channel Relay Breakout Board, 5VDC
RM-2-ESP
US$13.60
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RM-1-ESP, ESP8266 Wireless Single Channel Relay Breakout Board, 5VDC
RM-1-ESP
US$9.05
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RM-1-HWCT, Single Channel Relay Module with HWCT004 Microprecision 50A Current Detection Transformer
RM-1-HWCT
US$27.07
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RM-1A-B Bluetooth Controlled One Channel Relay
RM-1A-B
US$12.51
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RM-2A-B Bluetooth Controlled Two Channel Relay
RM-2A-B
US$14.33
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RM-1-BS , Self-Locking Bistable Relay Module
RM-1-BS
US$5.41
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FIT0827, Industrial 4-Channel Relay Module
FIT0827
US$54.75
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