Fasco By Regal Rexnord D728 Direct Drive Blower Motor 3/4 HP 115V 1075 RPM 3-Speed

The Fasco By Regal Rexnord D728 is a high-performance direct drive blower motor engineered for reliable operation in residential and commercial HVAC systems. This permanent split capacitor (PSC) motor features a 5.6-inch frame design with multi-speed capability, making it ideal for furnace blowers, air handlers, and fan coil units where dependable airflow is critical.

Key Specifications:

• Multi-speed operation: 3/4 HP, 1/2 HP, and 1/3 HP settings
• Operates at 1075 RPM for optimal airflow performance
• 115 volts, 60 Hz, single phase power supply
• Current draw: 10.5 amps (high), 6.9 amps (medium), 4.8 amps (low)
• 5.6-inch diameter open air-over (OAO) enclosure
• Motor shell length: 5-1/2 inches (less shaft)
• 1/2-inch diameter x 6-inch length shaft
• 5.2-inch bolt circle for mounting

Features and Construction:

• Reversible rotation for flexible installation requirements
• Sleeve bearings designed for all-angle mounting orientation
• Automatic thermal protection prevents motor damage from overheating
• Requires 10 MFD 370V capacitor (may or may not be included depending on supplier)
• UL recognized and CSA certified for safety compliance
• Open ventilated design with direct drive configuration minimizes maintenance
• Belly band or stud mounting options with resilient rings

This motor serves as a direct replacement for several OEM part numbers including GE 3589 and Dayton 241Y51, ensuring broad compatibility across multiple HVAC equipment manufacturers. Built for continuous duty operation, the D728 delivers energy-efficient performance with a 1.0 service factor rating.