The MARS 61611 is a professional-grade 1 N/C (Normally Closed) side-mounted auxiliary switch engineered for integration with 25-60 Amp definite purpose contactors

ensuring that the combustion blower is creating sufficient negative pressure to safely evacuate flue gases before the ignition sequence initiates

bubbles may appear temporarily during startup or if the expansion valve is hunting

Gear Train Protection: Integrated "lost motion" drive prevents mechanical shock during full-close cycles

the HD42AE237 is designed for easy rotation reversal

ClimateMaster 14B0016N01 Motor R-407C The MARS 61611 is aThe ClimateMaster 14B0016N01 Motor is a precision engineered PSC blower motor designed specifically for compatibility with geothermal heat pump systems and water source equipment. Operating at 208 230V single phase power, this 1 30 HP motor maintains a steady 1120 RPM to ensure consistent airflow across the evaporator coil. When troubleshooting a failed fan motor, verify the microfarad rating of your existing capacitor, as these fractional horsepower