Arduino 1 Relay Module 5 VDC 10A Assembled
Official Arduino single-channel assembled relay module for switching one external load up to 240V/10A max. Powered from 5 VDC, with 2.5-5 VDC activation range, NO/COM/NC output contacts and compact 34×26×19 mm module dimensions.
Pinout
- Slow-voltage header
Control input. Arduino states the relay is activated by connecting positive 5V to S.
Type · SignalVoltage · 2.5-5V activation signal - 5Vlow-voltage header
Module power supply.
Type · PowerVoltage · 5 VDC - GNDlow-voltage header
Common ground for the control side.
Type · GroundVoltage · 0V - NOscrew terminal
Normally-open relay contact.
Type · USB - COMscrew terminal
Common relay contact.
Type · USB - NCscrew terminal
Normally-closed relay contact.
Type · Control
| Pin | Position | Type | Function | Voltage |
|---|---|---|---|---|
| S | low-voltage header | Signal | Control input. Arduino states the relay is activated by connecting positive 5V to S. | 2.5-5V activation signal |
| 5V | low-voltage header | Power | Module power supply. | 5 VDC |
| GND | low-voltage header | Ground | Common ground for the control side. | 0V |
| NO | screw terminal | USB | Normally-open relay contact. | |
| COM | screw terminal | USB | Common relay contact. | |
| NC | screw terminal | Control | Normally-closed relay contact. |
Pin details
6 connections- Slow-voltage header
Control input. Arduino states the relay is activated by connecting positive 5V to S.
SignalVoltage · 2.5-5V activation signal - 5Vlow-voltage header
Module power supply.
PowerVoltage · 5 VDC - GNDlow-voltage header
Common ground for the control side.
GroundVoltage · 0V - NOscrew terminal
Normally-open relay contact.
USB - COMscrew terminal
Common relay contact.
USB - NCscrew terminal
Normally-closed relay contact.
Control
Relays
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