universal solution designed for contractors managing complex multi-zone HVAC installations

utilizing a robust stainless steel spring and a high-seated force to ensure a reliable close-off against system pressure

and Janitrol models requiring the 10197201S part number

3-inch frame and standard hub mounting allow for quick installation in tight plenums

The integrated dampening mechanism in the breather outlet and sensing tube minimizes "hunting" or pulsation

Carrier 32LT660004 Drive 323055-751 universal solution designed for contractorsThe Carrier 32LT660004 Motor Master Drive is a precision engineered solid state head pressure control designed to maintain optimal condenser performance across a wide range of ambient temperatures. Operating at 208 230V 1Ph, this Variable Frequency Drive (VFD) manages fan speed by sensing liquid line temperature, ensuring stable head pressure during low ambient cooling cycles. This specific Motor Master fan speed control serves as the authorized