Robokreeda 5V 4-Channel Relay Module with Optocoupler Isolation
$32.03
$40.04
Robokreeda 5V 4-Channel Relay Module with Optocoupler Isolation Reliable, high-quality 4-channel relay board for Arduino, Raspberry Pi, ESP32, and home automation – safely switch lights, fans, appliances, motors, and more. Key Features 4 independent SPDT relays (10A 250VAC / 10A 30VDC) Genuine Songle / Omron relays with bright LED status indicators Full optocoupler isolation (PC817) – protects your microcontroller completely Active-low trigger (jumper selectable High/Low trigger mode) Works with 5V and 3.3V logic (jumper for 3.3V boards) Separate JD-VCC terminal – eliminates voltage drop when all relays are on Screw terminals 2.54 mm pin headers High-current PCB traces mounting holes Technical Specifications Trigger Voltage: 5V (3.3V compatible) Trigger Current: ~5 mA per channel Relay Rating: 10A @ 250VAC / 10A @ 30VDC / 7A @ 28VDC Coil Power: ~360 mW per relay Dimensions: 73 × 52 × 18 mm Applications Smart home switches (lights, fans, AC appliances) IoT & voice-controlled devices Irrigation & pump control Robotic arms & CNC machines Garage door & gate automation Package Includes 1 × Robokreeda 4-Channel 5V Relay Module Control four high-power devices safely and effortlessly — the Robokreeda 4-Channel Relay Module is every maker’s favorite for reliable automation!
