This "bare" unit is specifically designed for damper control and valve positioning

and Richmond equipment

Smith 100074672 Manifold Assembly is a critical OEM replacement component for high-efficiency natural gas tankless water heaters

Note that this tankless water heater remote is strictly not approved for use in manufactured homes and is not designed for space heating-only applications where specific hydronic logic is required

Trane VAL8179 Reversing Valve THPU32HP7Y This "bare" unit is specificallyThe Trane VAL8179 (also identified by the OEM part number VAL08179) is a heavy duty 4 way reversing valve designed for large tonnage 10 ton heat pump systems. As a veteran tech, you know that managing the refrigerant flow in high capacity 410A or R22 units requires precision. This 10 ton reversing valve is engineered to handle the high mass flow rates of commercial systems, ensuring reliable switching between heating and cooling modes. It features a