4‑Channel Relay Module

Overview

4‑channel relay module for switching up to 4 loads. Opto‑isolated for safe microcontroller interfacing. Ideal for home automation and Arduino projects.

Key Features

• 4 relays
• Opto‑isolated inputs
• LED indicators for each channel
• Control: 5V or 12V (check variant)

Specifications

• Contact form: SPDT
• Load: up to 10A @ 250V AC

Dimensions & Weight

• Length: ~80 mm
• Width: ~50 mm
• Height: ~18 mm
• Weight: ~50 g

Package Includes

• 1 × 4‑Ch Relay Module

Applications

• Small automation projects
• Arduino and IoT applications
• Educational and hobby use