1SFA619403R5021 is a factory sealed ABB Contactor. It is a three-phase contactor rated for 32 A at 400 VAC and is rated for 40 horsepower of motor current. The contactor features a normally open Auxiliary contact block with 1 N.O. and 1 N.C. contact. It is rated for 10 hp of resistive load at 400 VAC and 6 hp of inductive loads at 400 VAC. The contactor also features easy mounting and fastening with a pre-mounted insulation plate. The contactor also has an Ui rating of 600 VAC and a Uimp rating of 6 kilovolts. This contactor is suitable for applications such as HVAC, industrial motors, and other similar applications.