External Equalization: Provides superior accuracy in pressure sensing

Using the Carrier HH18HA120 prevents nuisance tripping and ensures the safety circuit operates as the manufacturer intended

This critical thermal expansion valve (TXV) features 3/8" x 3/8" connections

while the 7

it can be adapted for dampers by installing the AM-601 linkage kit

Rheem-Ruud 47-19554-89 Limit Switch 321702-401 External Equalization: Provides superior accuracyThe Rheem Ruud 47 19554 89 Limit Switch is a critical safety component designed for high limit temperature monitoring in residential and commercial HVAC systems. This fixed temperature limit switch features a 180 degree F fixed open temperature and a 140 degree F fixed close temperature, ensuring precise thermal cutout performance. Built as a SPST normally closed switch, it functions as a primary safety loop interrupt, preventing heat exchanger