This Harmony XB7, plain lens monolithic blue pilot light is supplied with 24V AC/DC, uses an integral LED and screw clamp terminals. It is easily installed into standard 22mm diameter cut-outs and connected with simple screw-clamp connections. It is clearly distinguishable visually at a distance due to clear colors and illumination via integral LED, enabling complex machine statuses to be read at a glance. It is impact resistant, dust resistant, water resistant and vibration resistant thanks to its IP65, making it ideal for operation in harsh environments. It has a double insulated plastic bezel. Its wide range of operating temperatures from -25C to 70C allows versatility in usage of product.