2 Pack 24V DC One Channel Relay Module With Opto Isolation High Or Low Level Trigger For Arduino Raspberry Pi And Home Automation Projects Great For DIY Electronics And Industrial Controls
✔️ 24V 1-Channel relay with optocoupler isolation, high/low trigger
The 24V DC one-channel relay module with opto isolation is designed to safely switch AC and DC loads from microcontrollers like Arduino and Raspberry Pi. It's perfect for home automation projects and industrial controls, offering reliable switching and user-friendly jumper-based trigger selection.
✅ Maximum load: AC 250V/10A, DC 30V/10A
✅ SMD optocoupler isolation, trigger current 5mA
✅ Supports 5V, 9V, 12V and 24V supply
✅ Jumper-selectable high or low trigger
✅ Fault-tolerant design, control line break won't move relay
✅ Power indicator (green) and relay status indicator (red)
✅ Size: 50*26*18.5mm
✅ Four mounting bolt holes, 3.1mm diameter, pitch 44.5*20.5mm
✅ Pack contents: 2 × 24V 1-Channel Relay Module
💡 What is a 24V DC one-channel relay module used for in home automation and DIY projects?
These handy modules let you switch mains and low-voltage devices from a microcontroller while staying isolated.
- Handy for Arduino, Raspberry Pi, and other control boards to switch lamps, motors, fans, or pumps. - Provides opto-isolation to keep noise and voltage spikes off your controller. - Jumper settings allow high or low trigger to match different MCU logic levels. - Works with 5V/9V/12V/24V supply options for flexible setups.