Siemens Building Technology 656-0004 Valve 319848-301 Enhanced Durability: Rugged construction prevents

Enhanced Durability: Rugged construction prevents vibration-induced stress on refrigerant lines and joints

This assembly is the standard choice for maintaining the integrity of AAON heating equipment and ensuring consistent indoor comfort throughout the heating season

this 120V 90 Watts Crankcase Heater provides the necessary thermal energy to prevent refrigerant migration into the compressor shell

providing a SPST Normally Open contact configuration that closes on rising pressure

Siemens Building Technology 656-0004 Valve 319848-301 Enhanced Durability: Rugged construction preventsThe Siemens Building Technology 656 0004 Valve is a specialized 1 2 inch normally open pneumatic valve designed for terminal unit applications including convectors, fan coils, and radiation systems. This 2 way globe valve features a 0. 9 Cv flow coefficient, engineered to maintain precise control of water or steam in variable pressure environments. Built with a brass body and stainless steel stem, the assembly excels in high rise building systems due