the 720-400 is specifically designed for standing pilot applications

and heat pump (1H/1C) equipment

Always match the nameplate frequency for safe operation

maintaining optimal evaporator efficiency even under fluctuating thermal loads

it is engineered to withstand a maximum operating pressure of 240 psi and fluid temperatures up to 281°F

Century Motors D1056 Motor 319825-402 the 720-400 is specifically designedThe Century Motors D1056 is a professional grade 1 2 HP direct drive blower motor designed for high performance indoor air handling units. Featuring a Permanent Split Capacitor (PSC) design, this 48 frame motor operates at a 1075 RPM nominal speed across three distinct speed taps, allowing for precise airflow adjustment in various HVAC R configurations. This unit is engineered with an Open Air Over (OAO) enclosure and sleeve bearings to facilitate