Nordyne 626279R Limit Switch OEM Compatibility: Seamlessly replaces the

OEM Compatibility: Seamlessly replaces the legacy 5H73057-4 part number without requiring cabinet modifications

Whether you are servicing a residential hydronic boiler or a light commercial steam system

Formulated to protect heat exchangers from thermal stress

With a 3/8" flare connection and a 46 bar (667 psig) maximum working pressure

As a critical Source 1 York replacement part

Nordyne 626279R Limit Switch OEM Compatibility: Seamlessly replaces theThe Nordyne 626279R Limit Switch is a critical OEM replacement part designed for Intertherm, Miller, and Nordyne gas fired furnaces. This L140 40F high limit switch functions as a fail safe rollout control, utilizing a temperature sensitive disc to monitor heat exchanger conditions. When the internal plenum temperature reaches the 140? F trip point, the SPST (Single Pole Single Throw) circuit opens, immediately disconnecting power to the gas valve to