Siemens Building Technology 656-0018 Valve 322057-301 This OEM replacement part is

This OEM replacement part is constructed with a nickel center electrode and a 1/2-14 NPT thread size to ensure a secure fit and consistent electrical conductivity

The vent motor assembly features a robust bracket and integrated blower wheel designed to withstand high-temperature exhaust environments without compromising mechanical integrity

this green color-coded transducer ensures seamless integration with existing control boards and diagnostic toolsets

This electronically commutated motor is factory-programmed to maintain precise airflow across varying static pressures

the 2578400S features rugged high-temperature 18 AWG cabling and factory-crimped Molex connectors to maintain low resistance across all circuits

Siemens Building Technology 656-0018 Valve 322057-301 This OEM replacement part isThe Siemens Building Technology 656 0018 is a professional grade 3 4" normally open angle valve engineered for the precise proportional control of steam, hot water, and chilled water. Built for terminal unit applications like fan coils, baseboards, and reheat coils, this 2 way pneumatic valve features a 4. 6 Cv flow coefficient and a 3 8 psi spring range. Maintenance is streamlined with a design that allows for stem repacking without a complete system