16-Channel 5V Relay Module with Optocoupler LM2576

16-Channel 5V Relay Module with Optocoupler and LM2576 Buck Regulator

The 16-Channel 5V Relay Module is a control board with 16 relays, optocoupler isolation, and an LM2576 buck regulator for stable onboard power. It lets Arduino, ESP32, Raspberry Pi, and other microcontrollers switch many appliances and loads at once, which makes it useful for home automation, industrial control, and DIY projects. Buy online in Pakistan with fast delivery to Lahore, Karachi, Islamabad, and all major cities.

Features

• 16-channel 5V relay module
• Optocoupler isolation between the controller and relays
• LM2576 buck regulator for stable power supply
• Works with Arduino, ESP32, Raspberry Pi, and other microcontrollers
• Suitable for home automation, industrial control, and DIY projects
• Cash on delivery available across Pakistan