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Its robust construction facilitates long-term stability under the intense thermal cycling common in mid-to-high-efficiency heat exchangers
Calibrated Range: Provides a stable 12" to 28" water column (WC) adjustment window for mid-pressure applications
Universal Compatibility: Seamlessly integrates with copper
When troubleshooting furnace short-cycling or blower fan "run-on" issues
MARS 43313 Cycling Switch Its robust construction facilitates long-termThe 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
