Schneider Electric Harmony XB Series Light Block, 24 → 120V, White Light

Install this light block from Schneider Electric to illuminate push buttons and improve safety. A steady white LED (light-emitting diode) clearly indicates when a circuit is running, making it useful for a range of applications including process control and manufacturing systems. The light block features a durable thermoplastic housing material that's resistant to impact, so you can be sure of a long service life. Its screw termination system makes it quick and easy to install without the need for specialist tools.

• Light-emitting diode (LED) lamp ensures a bright signal
• Low weight of 17g for easy installation, adjustment and removal
• 1kV surge protection for electrical safety
• 10A cartridge fuse for short-circuit protection
• Wide operating temperature range of between -40°C and +70°C for use in demanding conditions

• Automotive engineering
• Industrial machinery
• Commercial lighting systems

Its IP (ingress protection) rating is 20. This means that it's touch-proof and resistant to dust and objects over 12mm in size.

You mount this light block to the rear of a pushbutton switch. It turns on when the button is pressed and the LED shines through the button head.

Schneider Electric ZB5-A (Harmony®) 22mm