Liebert 128753P1S Valve 321702-401 Industrial Durability: Cast aluminum housing

Industrial Durability: Cast aluminum housing provides superior heat resistance and structural stability for continuous-duty boiler operations

Drop-in Replacement: Specifically designed as the direct upgrade for the White-Rodgers 1F86-0471 legacy model

The White-Rodgers 21D64-2 is a robust 120V silicon nitride ignitor upgrade kit engineered for high-durability performance in residential gas furnaces

typically replacing legacy wired sensors

The Belimo UGLK-COL-LG02 Collar is a precision-engineered linkage component designed for Style 3 actuator mounting

Liebert 128753P1S Valve 321702-401 Industrial Durability: Cast aluminum housingThe Liebert 128753P1S is a heavy duty, OEM 24V N C fill valve designed specifically for precision environmental control systems and humidifier infrastructure. As a normally closed solenoid valve, it provides reliable water flow regulation, ensuring that humidifier tanks maintain proper levels without risking overflow or dry firing during critical cooling cycles. This replacement fill valve comes complete with factory specified fittings, allowing for a