For optimal performance and longevity

restoring proper communication between the thermostat and the heating system components

This valve is a direct replacement for the bypass assemblies found on A-4110-1 through A-4110-4 models

Optimized Performance: Includes a green main spring specifically calibrated to provide consistent stem force for reliable valve closure

Trane TER0160 Terminal Block 318518-761 For optimal performance and longevityIf you're dealing with high amperage power distribution in commercial chillers or large scale rooftop units, the Trane TER0160 Terminal Block (also identified as TER00160) is the industry standard for a clean, secure interface. This 3 pole HVAC terminal block is engineered for heavy duty electrical loads, supporting up to 175A at 600V. As a veteran tech knows, a loose connection at these current levels is a recipe for a burnt block or worse. This OEM