Cleveland Controls DFS-221-227 Pressure Switch

The Cleveland Controls DFS-221-227 Pressure Switch is a dependable and multifunctional part manufactured to regulate pressure in different HVAC systems. This pressure switch works in a manner that it detects pressure changes within the system and turns on or off circuits electrically. When the pressure within the system attains some fixed value, the switch either isolates or connects the electrical circuit to the HVAC equipment. This pressure switch is widely used in most HVAC equipment such as air compressors, chillers, pumps, and fans.