The STRUTHERS-DUNN part 219XBXPL-120VAC is an electromechanical relay designed for 120VAC applications. This relay has a resistance of 540Ohm and a DPDT configuration, allowing it to control two separate circuits. With a compact size of 64.1x36.8x83.7mm, this plug-in general purpose relay is ideal for a variety of industrial and commercial applications where reliable switching is required. The relay is capable of handling currents up to 10A, making it a versatile and efficient component for your electrical system.