HVAC System Reliability: High-quality internal contacts prevent nuisance tripping and ensure consistent furnace safety limit operation

ensuring field-ready compatibility without extensive modifications

with a specialized progressive differential for precise calibration

the materials and seals in this Copeland sightglass kit are compatible with mineral

provided the gas valve and control module are functioning correctly

A.J. Antunes 803113402 Pressure Switch 30067439-890 HVAC System Reliability: High-quality internalThe Antunes 803113402 is a heavy duty RHGP H high gas pressure switch designed for critical safety monitoring in industrial and commercial combustion systems. This SPDT gas pressure switch operates within a 6 15 PSI range, ensuring precise cutout when line pressure exceeds setpoint limits. Featuring an auto reset mechanism, this unit is the direct replacement for 803113202, which was a manual reset model that is no longer available. Technicians should