This board is primarily found in Nortek Global HVAC equipment used in manufactured housing

the lower air density provides less resistance

it typically does not require a common wire for operation in standard 24V heating and cooling circuits

The 5/8-inch ODF solder connections ensure a secure

utilizing this specific circulator pump gasket is necessary to preserve the mechanical seal's environment and the pump's overall hydraulic efficiency

Johnson Controls P100DC-3 Pressure Control Els PW 17895 This board is primarily foundThe Johnson Controls P100DC 3 is a purpose built encapsulated pressure control designed for heavy duty high limit protection in commercial refrigeration and air conditioning systems. Field proven for reliability, this direct mount pressure switch features a tamper proof, non adjustable factory calibrated setpoint, effectively eliminating the risk of unauthorized field adjustments. Built for high side safety, it utilizes a single pole single throw