OpenELAB 4 channel 5V Relay Shield module for Arduino UNO R3
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OpenELAB 4 channel 5V Relay Shield module for Arduino UNO R3
The OpenELAB relay shield has integrated a 4-channel 5V relay module, which is fully compatible with the UNO R3 control board. The 4-channel relay on the shield is active at HIGH level. Separately connect the 4-channel relay to the digital port 4, 5, 6, 7 on the UNO R3 board, then through controlling output HIGH or LOW to control the relay on and off.
Features
- The relay shield is 5V active HIGH
- Contact capacity: AC120V / 3A ; DC24V/3A
- Onboard LED indicator for relay output status
- Indicator: 4 LEDs are red when the relay is driven high, the corresponding indicator will light up.
- Standard interface can be directly connected with microcontrollers.
- Fully compatible with UNO R3 board
- Be able to control various appliances and other equipment with large current.
- 3 M3 screw positioning holes for easy installation
- Power Interface: 5V DC power interface
- Channel: 4 channel
- PCB Color: Black
Details
- Size: 69mm*54mm*26mm
- Weight: 39.4g
Effective Date: March 27, 2025
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