damper controls

Can a dirty air filter cause this switch to trip

Is this part required for all actuator installations

Built with a rugged glass-filled polycarbonate housing and a high-grade silicone diaphragm

MARS 43341 Pressure Switch damper controlsThe MARS 43341 Low Pressure Switch is a high reliability, automatic reset control designed to safeguard compressors in commercial and residential HVAC R systems. Engineered with a tamper proof construction, this SPST close on rise switch features a factory set 5 PSI cut out (open) and a 20 PSI cut in (close) for precise low ambient protection and fan cycling control. This MARS 70 series equivalent is built for direct tubing mounting via a 1 4 inch SAE