MARS 43313 Cycling Switch Maintenance-Free: Non-linting characteristics eliminate the

Maintenance-Free: Non-linting characteristics eliminate the need for supplementary shields or air shutters

ensuring fail-safe operation upon loss of power

always verify against the specific parts list for your unit's serial number

Whether you are performing a preventative maintenance check or a critical repair on HVAC gas furnace controls

MARS 43313 Cycling Switch Maintenance-Free: Non-linting characteristics eliminate theThe MARS 43313 Manual Reset Cycling Switch is a heavy duty HVAC pressure control designed for precise condenser fan management in R 410A systems and other high pressure applications. Engineered with a 410 PSI open on rise setpoint, this SPST switch provides critical high limit protection by interrupting the circuit when system pressures exceed safe operational thresholds. The manual reset feature ensures that technicians can investigate the root cause