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the unit is used as packaged
As a critical electric heating element assembly
The blue finish indicates the Maxitrol spring chart specification for mid-range pressure (5-12" WC)
leak-free integration into pneumatic control lines
making it a staple for HVACR liquid level monitoring and boiler feedwater control systems
Bard HVAC MC4002-B Control THPU32HP7Y the unit is used asThe Bard HVAC MC4002 B is a professional grade Advanced Solid State Dual Unit Lead Lag Controller engineered for critical infrastructure supporting two wall mount HVAC units. This direct replacement for MC4000 B and MC4001 B balances runtime across both systems while ensuring 100% redundancy in telecom shelters, equipment rooms, and data centers. Equipped with an Enhanced Alarm Board, the MC4002 B utilizes Form C dry contact alarm relays (NO and NC)
US$ 318.50
US$ 150.00
