Switches & Relays

AJMRTC ESP32 Development Board 4Channel BT Relay Module, AC 220V 30A 4 Way Relay Control Board, Bluetooth Wireless Switch Module, Supports Secondary Development for Home Automation DIY IoT Project

AJMRTC ESP32 Development Board 4Channel BT Relay Module, AC 220V 30A 4 Way Relay Control Board, Bluetooth Wireless Switch Module, Supports Secondary Development for Home Automation DIY IoT Project

$23^.13

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AJMRTC 1 Channel 5V USB Relay Module, Programmable Computer Control USB Relay Switch Board, USB Powered Relay Controller for Home Automation Industrial Equipment On Off Control

AJMRTC 1 Channel 5V USB Relay Module, Programmable Computer Control USB Relay Switch Board, USB Powered Relay Controller for Home Automation Industrial Equipment On Off Control

$17^.12

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AJMRTC 2262 2272 4 Channel 315MHz Wireless Remote DIY Kit, Transmitter and Receiver Module Set, RF Wireless Control Board for Electronic DIY Robot and Remote Switch Project

AJMRTC 2262 2272 4 Channel 315MHz Wireless Remote DIY Kit, Transmitter and Receiver Module Set, RF Wireless Control Board for Electronic DIY Robot and Remote Switch Project

$13^.13

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AJMRTC ESP8266 Relay Controller Module with ESP-12F WiFi Chip, DC 5V-80V Wide Voltage Power Supply Wireless Relay Switch, for IoT Smart Home APP Remote Control Electronic DIY Projects

AJMRTC ESP8266 Relay Controller Module with ESP-12F WiFi Chip, DC 5V-80V Wide Voltage Power Supply Wireless Relay Switch, for IoT Smart Home APP Remote Control Electronic DIY Projects

$11^.79

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General Driver Board for Robots Based on ESP32 Supports WiFi Bluetooth and ESP-Now Communications Compatible with Raspberry Pi and Jetson Nano @

General Driver Board for Robots Based on ESP32 Supports WiFi Bluetooth and ESP-Now Communications Compatible with Raspberry Pi and Jetson Nano @

$107^.94

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NOYITO 2-Channel Micro USB Relay Module USB Smart Control Switch USB Intelligent Control Switch (2-Channel Micro USB)

NOYITO 2-Channel Micro USB Relay Module USB Smart Control Switch USB Intelligent Control Switch (2-Channel Micro USB)

$32^.94

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Waveshare Industrial 6-Channel ESP32-S3 WiFi Relay Module, Supports WiFi/Bluetooth/RS485 Control, Onboard RS485 / Pico HAT Interfaces, with Multiple Isolation Protection Circuits

Waveshare Industrial 6-Channel ESP32-S3 WiFi Relay Module, Supports WiFi/Bluetooth/RS485 Control, Onboard RS485 / Pico HAT Interfaces, with Multiple Isolation Protection Circuits

$72^.99

More options from $72.99 - $80.78

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