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and normally closed terminals to maintain system safety interlocks
Enhanced Durability: The Monel bellows construction resists harsh boiler chemicals and high-heat environments
ensuring quiet operation and optimal heat exchange across the evaporator coil
eliminating the need for mechanical spring returns
Velocity Boiler Works (Crown) 14-007 Vacuum Switch R-407C and normally closed terminals toThe Velocity Boiler Works 14 007 Vacuum Switch is an essential safety component engineered for precise differential pressure monitoring in high efficiency heating systems. Known as a cross reference equivalent to Crown 14655005, this switch ensures the inducer motor is generating sufficient static pressure to safely vent combustion gases before the ignition sequence initiates. Built for durability in commercial and residential HVAC internal
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