The ABB CL2-502R Pilot Light is a compact and efficient solution for your signaling needs. Part of ABB's compact range, it offers an all-in-one design that reduces installation time and cost. This pilot light boasts a high level of dust and water resistance, making it suitable for demanding environments. It is illuminated and features a red color for clear visual indication..The ABB CL2-502R Pilot Light is a red, illuminated pilot light designed for use with a 24V AC/DC supply circuit. It operates within an ambient air temperature range of -25 to +70 degrees Celsius and features screw terminals for connection. This pilot light is part of the CL2 product range and is compatible with compact systems.