Our Brands

Relay Modules/ Shields

1 2 3 4 5 6 7 8
Newest Items First
15 Per Page
5420-POLOLU, Pololu Isolated Solid State Relay/Switch, SPST, 60V, 7A
5420-POLOLU
US$6.32
+ −
5421-POLOLU, Pololu Isolated Solid State Relay/Switch, SPST, 30V, 11A
5421-POLOLU
US$7.23
+ −
WAVE-30460, Modbus RTU 8-ch Latching Relay Module (C) with RS485 Interface, Rail-mounted Case
WAVE-30460
US$68.20
+ −
WAVE-30459, Industrial Modbus RTU 8-ch Relay Module (E) with RS485 Interface, 30A High Current, Rail-mounted Case
WAVE-30459
US$81.85
+ −
WAVE-30461, Industrial Modbus RTU 4-ch Relay Module with RS485 Interface, 30A High Current, Onboard LED Indicators, Industrial Grade Rail-Mount Case
WAVE-30461
US$54.55
+ −
WAVE-30544, Dual Ethernet Ports 8-ch Relay Module (C), Modbus RTU Protocol, PoE Power Supply, Industrial Grade Rail-Mount Case
WAVE-30544
US$81.85
+ −
WAVE-27876 8-ch Ethernet Relay Module (B) With Digital Input, Modbus RTU/Modbus TCP Protocol, PoE Port Communication, With Various Isolation And Protection Circuits
WAVE-27876
US$81.67
+ −
WAVE-27928 30-Ch Ethernet Relay Module, Modbus RTU/Modbus TCP Protocol, PoE Port Communication, With Various Isolation And Protection Circuits
WAVE-27928
US$108.97
+ −
RM-4-12V, 4 Channel 12V Relay Module
RM-4-12V
US$11.60
+ −
WAVE-26756 Industrial 6-Channel ESP32-S3 WiFi Relay Module, Supports WiFi / Bluetooth / RS485 control, Onboard RS485 / Pico HAT interfaces
WAVE-26756
US$43.18
+ −
WAVE-25739, 7~36V Industrial Modbus RTU 8-ch Relay Module (B) with RS485 Interface, Multi Isolation Protection Circuits
WAVE-25739
US$45.27
+ −
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
+ −
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
+ −
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
+ −
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
+ −
1 2 3 4 5 6 7 8