This 5 cubic inch unit features a 3/8" ODF sweat connection and is rated for a maximum working pressure of 680 PSI

While nitrile rubber excels in oil resistance

Constructed with a rugged aluminum housing and filled with environmentally safe oil

effectively interrupting the burner circuit to prevent heat exchanger damage during high-temperature events

it maintains critical outlet pressure control within the 3

Reznor 209166 Fan Control This 5 cubic inch unitThe Reznor 209166 Fan Control is a critical OEM replacement part designed for specific gas fired unit heaters. Engineered with a 125 degree F fixed temperature setting, this limit switch ensures precise control over the blower motor cycle by monitoring internal heat exchanger temperatures. Manufactured to meet Thermodisc 60T82 314585 specifications, it operates as a normally open contact that closes on temperature rise, facilitating proper airflow