providing reliable airflow under heavy static pressure

Enhanced Reliability: Heavy-duty ball bearing design supports vertical or horizontal mounting configurations in standard outdoor units

or a "No Flame" lockout caused by insufficient airflow to the combustion air switch indicate a compromised or fouled blower wheel

Industrial-Grade Build: Single Pole Single Throw (SPST) normally closed design handles standard control circuit loads without failure

and 4-20 mA control signals without removing the housing

MARS 61625 Contact Freon providing reliable airflow under heavyThe MARS 61625 is a professional grade 1NC (Normally Closed) auxiliary contact designed specifically for field installation on MARS 780 and 910 series contactors, typically seen in 75 amp to 90 amp power circuits. Engineering wise, this component is essential for heavy duty commercial refrigeration, electric heating, and residential HVAC components requiring secondary internal control logic or status feedback. By utilizing a side mount design, the