# Relay module with optocoupler, High or Low level selectable, 2 channels, 5V

> Relay module with 2 channels and optocoupler isolation, trigger level selectable as High or Low via jumper. Supply and logic voltage 5VDC, trigger current 5mAh. Relays rated 250VAC/10A or 30VDC/10A, dimensions 50 x 26mm. Green LED indicates power, red LED indicates activation. Compatible with Arduino and other development boards.

- Page: https://sigmanortec.ro/en/relay-module-with-optocoupler-high-or-low-level-selectable-2-channels-5v
- Price: 14.00 RON
- Availability: Out of stock
- Reference: 9367 · EAN: 5942891203915
- Category: Electronic components > Relays
- Specifications: Output Type Voltage: Closed-Open Contact; Input Voltage: 5 VDC; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.
- Package (shipping data): 0.045 kg
- Updated: 2026-09-14
- Shop: [Sigmanortec.ro](https://sigmanortec.ro/en/llms.txt)
- Prices: RON, VAT included; prices and stock as of 2026-10-22 01:33 (Europe/Bucharest)

## Description

Quickly control AC or DC loads from Arduino and other development boards, with optocoupler isolation for safe control. It has 2 channels, selectable High or Low trigger via jumper, 5V power and logic level, 10A relays at 250VAC or 30VDC. Green LED for power and red LED for activation give you immediate visual confirmation.
Relay module with optocoupler for isolation, selectable High or Low level, 5V logic voltage, compatible with Arduino and other development boards.
The module has two LEDs, one green to indicate the On state and another red to indicate the Active state.
Specifications:
Supply voltage: 5VDC
Logic voltage: 5VDC
Trigger current: 5mAh
Number of channels: 2CH
Level: HIGH and LOW, selectable by jumper
Relay: 250VAC/10A, 30VDC/10A
Dimensions mm: 50 x 26mm
Interface:
DC+: 5VDC power supply
DC-: GND
IN1: Trigger, signal 1
IN2: Trigger, signal 2
NO1: Normally Open
COM1: Commun
NC1: Normally Closed
NO2: Normally Open
COM2: Commun
NC2: Normally Closed