Active low relay board with 5V, 12V or 24V relays capable of being switched on-off by an opto-isolated digital input. Each relay features an LED indicator. 1, 2, 4 or 8 Channels. Maximum switching current: 10A.
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WiFi Tuya Smart 1CH Switch 220V 10A Relay Module APP Remote Control USB 5V 12V 24V 220V 85-250V RF433 Receiver Google Home Alexa
Aliexpress UK
Mini PCB Mount Relay 5V or 12V. Max Switching Current: 10A. Rated Load: 10A 250VAC, 10A 30VDC.
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4CH Zigbee Smart Switch 220V Module APP Remote Control USB 5V 12V 24V 85-250V RF Receiver 10A Smart Relay With Alexa Google Home
Aliexpress UK
Relay Module 5V Channel 1, 2, 4,6 and 8 for Arduino Raspberry Pi ARM ESP8266 ESP32 with Optocoupler.
eBay
Tuya WiFi Wireless Remote Control Light Switch 5V 12V 24V 48V 1CH/2CH Dry Contact Relay Alexa Google Home Alice for Lamp/Motor
Aliexpress UK
5V and 12V Relay Boards. 5V and 12V 1 Channel. 5V and 12V 2 Channel. 5V and 12V 4 Channel. 5V and 12V 6 Channel. Each board is rigorously tested for quality and durability. 1N4001-1N4007 Diodes.
eBay
5PCS/LOT G6K-2P-Y-3VDC G6K-2P-Y-5VDC G6K-2P-Y-12VDC G6K-2P-Y-24VDC DIP-8 Signal Relay G6K-2P-Y-3V/5V/12/24V Two open and two clo
Aliexpress UK
1/2/4/6/8/16 Channel Relay with Optocoupler. 5V 12V 24V for Arduino Raspberry PI. A power relay module is an electrical switch that is operated by an electromagnet. 1 Channel Relay Module. 2 Channel Relay Module.
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Tuya Smart Switch 4 Channel Wifi Relay Rolling Door Switch DC AC 5V 12V 24V 32V 220v Motor Curtain Switch Inching Self-locking
Aliexpress UK
NO: The relay normally open interface, the relay is suspended before the suction, and the short is connected with COM after the suction. 1, The module uses genuine high-quality relays and parts, the maximum load of the normally open interface: AC 250V/10A, DC 30V/10A;.
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5V or 12V 1-2-4-8-16 Channel Relay Module Arduino Raspberry PI ARM AVR DSP PIC. - Red working status indicator for each relay module. - Channel: 1/2/4/8/16 channels. New Arrivals.
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NO: normally open relay interface. NC: normally closed relay interface. Module interface Relay outputs COM: Common Interface Relays. low level trigger when jumper connects to LOW pin. High and low level trigger options.
eBay