Heil Quaker ICP 1171698 Harness this 025-26366-003 limit switch provides

this 025-26366-003 limit switch provides the reliable mechanical switching required to restore furnace airflow management without the risks associated with universal aftermarket components

Built to EIA-456 standards with unpainted aluminum construction

Technicians typically look for physical warping

Using this on a vertical base will result in misaligned windows and improper fitment

This part is functionally identical to the 391937/U and is designed exclusively for standard and slow opening valves

Heil Quaker ICP 1171698 Harness this 025-26366-003 limit switch providesThe Heil Quaker ICP 1171698 Harness is a critical OEM replacement part designed specifically for International Comfort Products (ICP) furnace and air handler control systems. As a genuine control board wiring harness, this component ensures stable electrical continuity between the main integrated furnace control (IFC) and peripheral system components. In the field, faulty or corroded terminal connections often lead to intermittent communication errors