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this assembly is designed to withstand the thermal stress and condensed moisture typical in high-demand commercial HVAC systems
Low dynamic pressure or air trapped in the lines are frequent causes of lockout
Key Benefits Precise Flow Control: Ensures accurate 2-position valve operation to prevent thermal bleed and optimize system efficiency
Constructed from corrosion-resistant brass
significantly improving the AFUE rating of the boiler
Carrier HN680131 Contactor 328140-751 this assembly is designed toThe Carrier HN680131 is a heavy duty 3 pole HVAC contactor engineered for high demand commercial and residential applications. Operating on a 24V coil voltage, this inductive 40 amp contactor handles significant electrical loads, making it a standard replacement for larger condensing units and heat pump systems. It features an integrated auxiliary switch, providing essential feedback loops for control circuits or status monitoring without requiring