The valve features standard Chatleff mechanical connections

it is designed to replace the common INF-120-599B and VSI series switches

Optimized Power Transmission: Surface finish is engineered for maximum V-belt grip to prevent efficiency loss

such as exhaust damper controls

Compatible with standard 0-10VDC and 4-20mA HVAC signals for universal application in commercial control loops

Amana-Goodman 10250806 Switch 326070-701 The valve features standard ChatleffThe Amana Goodman 10250806 Switch is a high precision L190 40F limit switch designed to provide critical thermal protection for residential and light commercial HVAC systems. This OEM furnace limit switch functions as a vital safety mechanism, monitoring internal temperatures to prevent heat exchanger damage and potential hazards. Engineered to open at 190F and close once the temperature drops by 40F, this Goodman replacement part ensures your heating