Nordyne 632520R Pressure Switch If your existing system specifies

If your existing system specifies a manual reset for regulatory or design reasons

as the 3H0206340002 is a direct functional replacement

this furnace limit switch utilizes a rugged T-O-D 60T15 construction to handle the rapid thermal cycling typical of residential and light commercial heating applications

providing stable resistance values over the life of the burner

Direct Application Compatibility: Replaces C6437501 and C6437503 without the need for mounting modifications

Nordyne 632520R Pressure Switch If your existing system specifiesThe Nordyne 632520R Pressure Switch is an essential safety component for gas furnace maintenance and repair. This OEM replacement part is a Single Pole Single Throw (SPST) switch factory set to 0. 80" WC. It serves as a critical draft proving switch, ensuring that the inducer motor is pulling the correct vacuum through the heat exchanger before allowing the ignition sequence to proceed. As a veteran grade HVAC induction component, the 632520R is a