4A 250V 4 Pin ON/OFF Rocker Switch with Indicator Light | Illuminated Panel Mount Power Switch for DIY Electronics & Appliances

The 4A 250V 4 Pin ON/OFF Switch with Light is a compact and reliable illuminated rocker switch designed for AC power control applications. Featuring a built-in indicator light, the switch provides clear visual feedback when the connected circuit is powered ON, making it ideal for equipment panels, power supplies, appliances, and DIY electronic projects.

With a 4-pin configuration and 4A 250V AC rating, this switch supports both switching and indicator light connections in a single compact unit. The snap-in panel mount design allows quick and secure installation, while the durable flame-resistant housing ensures long service life and dependable operation.

This illuminated power switch is widely used in Arduino projects, ESP32 projects, control panels, extension boards, battery chargers, LED power supplies, laboratory equipment, and household appliances.

Specifications

Key Features

• 4A 250V AC electrical rating

• Built-in indicator light for power status

• 4-pin configuration for switch and lamp connection

• Smooth and reliable ON/OFF operation

• Snap-in panel mount design

• Durable flame-resistant body

• Low contact resistance and stable conductivity

• Compact size for easy installation

• Long mechanical operating life

• Suitable for AC power switching applications

Applications

• Power supply units

• Home appliances

• Extension boards

• Battery chargers

• LED drivers and power supplies

• Arduino and ESP32 projects

• Robotics power control

• Laboratory instruments

• Control panels

• DIY electronics projects

• Industrial equipment

• Electronic repair and replacement