The Sensata HA4890 is an industrial mount, solid state relay with a maximum power handling capacity of 90A at 480VAC. This relay is a reliable switching component in many applications including motor control, HVAC systems, lighting and power protection. The HA4890 is designed with a built-in DC-to-AC solid state switch, eliminating the need for a mechanical relay contact. The device features an adjustable current limiting threshold, active current sharing and short-circuit protection. The HA4890 also has an environmental protection rating of IP67, making it suitable for applications where water can be present.