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replaceable cartridge designed for use with Type Q and BQ thermostatic expansion valves
This is a shunt
As a veteran-preferred HVACR service part
we recommend having a Sporlan 791001 replacement O-ring kit on hand for comprehensive valve maintenance
Using a multimeter set to continuity
Sensus 143-16-021-03 Red Spring replaceable cartridge designed for useThe Sensus 143 16 021 03 Red Spring is a critical calibration component engineered for high capacity gas pressure regulators, specifically cross compatible with the Sensus 243 12 and Sensus 121 series industrial regulators. This heavy duty regulator spring is essential for technicians performing routine HVACR maintenance or field repairs to ensure precise outlet pressure settings within specified tolerances. When installed in the standard main spring
US$ 349.00
US$ 319.00
US$ 349.00