Relays & Connector

1 Channel 5V Optocoupler Isolated Relay Module

Condition: New
Availability: Out Of Stock
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SKU: 637738985917698906

Rs.80 Rs. 100

This is a 5V 1-Channel Optical Isolated Relay Interface Board, be able to control various appliances, and other equipment with large current. The 5V relay module circuit, each one needs 15mA-20mA driver current and equipped with high current relay: DC 30V / 10A, AC 250V / 10A. The 1-channel relay module uses genuine high quality DC5V relay and SMD opto-isolator supporting high/low level trigger, widely apply to control various AC/DC appliances, and other devices with large current. Optocoupler Relay Module can be controlled directly by micro-controller, home alarm system

Features Of 1 Channel Relay Module Board Shield with Optocoupler Support High and Low-Level Trigger for Arduino:

  • Fault-tolerant design, even if the control line is broken, the relay will not trigger accidentally
  • Equiped with high-current relay,
  • AC250V 10A
  • ;
  • DC30V 10A
  • Standard interface that can be controlled directly by microcontroller & Alarm system
  • Full screw terminal for ease installation & secure connection
  • High / Low input signal trigger selection by jumper. Support NPN / PNP PLC extension / Selectable Positive / negative trigger signal.
  • Dual side printed FR-4 PCB for Stable high current as in the specification
  • Manufacturer under IPC-610 standard for stable & durable
  • 4 mounting hole for easy installation

Specifications Of 1 Channel 5V Optocoupler isolated Relay Module board Alarm PLC IO:

  1. 4 Fixed Holes for Screw: Diameter 3.1mm
  2. AC250V 10A
  3. DC30V 10A
  4. Work Voltage: 5V
  5. Quiescent Current: 5mA
  6. Driver Current 15-20mA
  7. Trigger Current: 3-5mA
  8. Low-Level Trigger Current: 0-1.5V
  9. High-Level Trigger Current: 3-5V
  10. Module Size: 50x26x18.5mm (LxWxH)


  • DC+ Power supply Positive 5V DC
  • DC- Power supply Negative 0V DC
  • IN: Signal Input Can be TTL High / Low depends on jumper setting
  • NO: Dry contact normally Open
  • COM: Dry contact Common
  • NC: Dry contact normally Close

High/Low-Level TTL Trigger Setting:

  • High-level trigger: Short the Pin HIGH & COM
  • Low-level trigger: Short the Pin LOW & COM

Package includes:

  • 1x 1 Channel 5V Relay

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Nona - July 07, 2022