This is a Dukane Nurse Call Corridor Light assembly, model 18B433 / 854N. Designed for use in medical facilities, care homes, or other institutional settings, this unit provides clear visual signaling. It includes the complete circuit board and three-light indicator housing, making it an ideal component for system repairs or replacements. Please review all photos to ensure compatibility with your existing system. Brand: Dukane Item: Nurse Call Corridor Light Model Numbers: 18B433, 854N Part Numbers: 3302120-162, 409-9007-02 Features: Three light indicators (Red, Orange, Green), onboard DIP switch