Nordyne 626464 Limit Switch Cast iron D-Pilots typically require

Cast iron D-Pilots typically require two (2) diaphragms

1"W footprint common in building automation systems (BAS)

making it a critical stock item for any service truck focused on residential or light commercial cooling systems

it features universal 11/32" connectors and is frequently used as a Honeywell Q340A series equivalent in various gas appliances

For service technicians maintaining Williams direct vent wall furnaces or gravity heating systems

Nordyne 626464 Limit Switch Cast iron D-Pilots typically requireThe Nordyne 626464 is a professional grade automatic reset limit switch engineered for high accuracy thermal protection within Nordyne, Intertherm, and Miller residential heating systems. Designed specifically for air handlers and condensing units, this L135 15F furnace limit switch operates on a fixed temperature profile, typically featuring a 135F trip point to prevent heat exchanger damage and unsafe operating conditions. As a direct replacement