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Relays Modules

34 products
1 Channel DC 5V Relay Module
$1.50
4 Channels DC 5V Relay Module
$3.99
ESP8266 ESP-01S 5V WiFi Relay Module
ESP8266 ESP-01S 5V WiFi Relay Module
$5.99
16 Channel 5V Relay Shield Module
$19.99
8 Channel 5V Relay Shield Module
8 Channel 5V Relay Shield Module
$6.99
2 Channels DC 5V Relay Module
$2.50
Delay Timer Relay Board with Trigger and Buzzer
$4.99
2 Channels DC 12V Relay Module
$3.50
4 Channel 5V Relay Shield Module
4 Channel 5V Relay Shield Module
$5.99
KY-019 1 Channel 5V Relay Module
$1.35
12V 8 Channel Low Level Relay Module
12V 8 Channel Low Level Relay Module
$5.99
8 Channel 5V Low Level Relay Module
$5.99
Pololu Mini Pushbutton Power Switch with Reverse Voltage Protection, LV
$4.99
Pololu Big Pushbutton Power Switch with Reverse Voltage Protection, MP
$5.50
Pololu Big Pushbutton Power Switch with Reverse Voltage Protection, HP
$17.99
Raspberry Pi 8 Channel Relay Expansion Board
Raspberry Pi 8 Channel Relay Expansion Board
$29.99
XH-M203 Water Level Controller
XH-M203 Water Level Controller
$6.99
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ESP8266 WiFi Relay Module
$5.99
8-Channel RS485 Multifunctional Delay Relay Module DC 12V Modbus RTU Controller
$24.99
4 Channels DC 12V Relay Module
$4.99
2 Channel WIFI Relay Module
2 Channel WIFI Relay Module
$11.99
12V LED Digital Display Trigger Time Delay Relay Module
$6.99
1 Channel 24V 30A Relay Module Power
1 Channel 24V 30A Relay Module Power
$2.99
Liquid Water Level Controller Switch
$8.99
USB Control 2-Way 5V 2 Channel Relay Module
$4.99
Programmable Relay 12V 8 Channels USB Computer Control
$9.99
IR 1 Channel Infrared Receiver Driving Switch Relay Driver Module
IR 1 Channel Infrared Receiver Driving Switch Relay Driver Module
$4.50
DC 12V Delay Relay Shield NE555 Timer Switch Adjustable Module 0~10S
$2.45