prepackaged enclosed pilot relay designed to streamline Building Automation Systems (BAS) and HVAC/R control applications

Its automatic reset functionality allows the furnace to resume normal operation once internal temperatures fall back to the safe 150

This 2-way normally open globe valve features a 3/4" NPT connection and is built with a rugged cast bronze body and stainless steel trim to handle rigorous fluid service

ensuring seamless operation without manual intervention

Nordyne 626417R Limit Switch 321702-401 prepackaged enclosed pilot relay designedAs a technician, you know that a tripped Nordyne 626417R Limit Switch is often the only thing standing between a routine heat cycle and a cracked heat exchanger. This OEM Nordyne furnace part is a critical high limit safety control designed to monitor internal plenum temperatures. If the heat exchanger exceeds safe operating parametersoften due to restricted airflow from a clogged furnace filter or a failing blower motorthis switch opens the circuit