This is an electromechanical relay designed for 120VAC operation. It features a coil resistance of 180 ohms and a contact current rating of 40A. The relay has three normally open (NO) poles and is suitable for controlling high-power circuits. Dimensions are approximately 60.3mm in height, 92mm in width, and 75.7mm in depth. It includes a flange mounting for easy installation and functions as a contactor relay.