Hartland Controls CON-AUX300-1 AUX Switch R-410A The 1/2-inch diameter shaft and

The 1/2-inch diameter shaft and 2-speed capability provide precise airflow control for systems requiring variable load management

Built with a normally closed (N

Installation Versatility: Pigtail terminations and a compact galvanized housing allow for fast mounting on metal or fiberglass ductwork

and refrigerant charging without compromising system integrity

Hartland Controls CON-AUX300-1 AUX Switch R-410A The 1/2-inch diameter shaft andThe Hartland Controls CON AUX300 1 is a high performance SPDT auxiliary switch engineered specifically for seamless integration with three phase contactors. Designed for heavy duty HVAC R applications, this contactor auxiliary contact provides critical status feedback and control interlocking for industrial and commercial systems. It features a single pole double throw (SPDT) configuration, allowing for flexible wiring of both normally open (NO) and