The HONEYWELL part 21EN90-R1 is a versatile and reliable switch limit with a Double Pole Double Throw (DPDT) configuration and top roller plunger. This switch features both normally open (N.O.) and normally closed (N.C.) contact types, making it highly adaptable for a variety of applications. With a current rating of 1A and voltage rating of 28VDC, this switch is capable of handling a wide range of electrical requirements. The 53.38N linear force and panel mount design provide a secure and efficient solution for limit sensing needs.