TeSys D contactors have been designed for perfect integration into control systems. They can be used to create motor starters for almost any type of application. TeSys D contactors are available in 13 contactor ratings for inductive motor applications up to 150 full-load amps and resistive loads up to 200 amps. This auxiliary contact block has 2 normally open contacts. This auxiliary contact block mounts on the top of TeSys D contactors and control relays. Spring terminals are used for connections. The auxiliary contact block is 1.89 inches tall, 1.02 inches wide and 1.65 inches deep. The block is UL Listed.