Installation Versatility: Features 18-inch open frame leads

this high limit temperature switch monitors plenum temperatures and provides a fail-safe against overheating

This selector switch is rated for a maximum mainline pressure of 30 psig

direct-acting pressure actuated water regulating valve engineered for demanding high-pressure applications using non-corrosive refrigerants

making it the professional choice for maintaining structural integrity and venting safety in Modine gas-fired unit heaters

McDonnell & Miller 94-HD Pump Controller Refrigerant Installation Versatility: Features 18-inch openThe McDonnell & Miller 94 HD Pump Controller (Part Number 165300) is a high performance replacement head mechanism engineered for heavy duty commercial and industrial steam boiler applications. Designed specifically for Series 94 and Series 194 units, this combination low water cut off and pump control manages liquid levels in systems with a maximum pressure of 250 PSI. This assembly includes the No. 5 snap acting SPDT switch, providing reliable dual