Century ST1072 3/4 HP 115/230V 3450 RPM 56J PSC Pump Motor, CCW

The Century ST1072 is a high-performance Permanent Split Capacitor (PSC) pump motor engineered for reliable, single-speed operation in demanding HVAC and hydronic pump applications. Built around a rugged 56J NEMA frame, this motor delivers consistent 3/4 HP output at 3450 RPM, making it an ideal direct replacement for a wide range of residential and light commercial pump systems.

Electrical Specifications

• Voltage: 115/230 VAC (dual voltage)
• Phase: Single Phase
• Amperage: 15.0 A (115V) / 7.5 A (230V)
• Motor Type: Permanent Split Capacitor (PSC)
• Speeds: 1

Mechanical Specifications

• Horsepower: 3/4 HP
• Speed: 3450 RPM
• NEMA Frame: 56J
• Shaft Type: Threaded Shaft
• Rotation: Counterclockwise (CCW) from Pump End
• Bearing Type: Ball Bearing
• Enclosure: Open Drip Proof (ODP)

Key Features & Benefits

• Dual voltage (115/230V) design offers installation flexibility across a variety of electrical configurations
• Ball bearing construction ensures long service life and reduced maintenance requirements
• Open Drip Proof (ODP) enclosure protects internal components from dripping liquids in standard indoor environments
• Threaded shaft provides secure, vibration-resistant pump coupling
• CCW rotation from pump end is factory-set for compatibility with standard pump assemblies
• PSC motor design delivers efficient, quiet operation and smooth starting
• 56J NEMA frame ensures broad cross-compatibility with OEM and aftermarket pump housings

Typical Applications

• Hydronic heating and cooling circulator pumps
• Water circulation systems
• Pool and spa pump replacements
• General-purpose pump motor replacement in HVAC systems

The Century ST1072 is a dependable, versatile motor solution for HVAC technicians and contractors seeking a quality pump motor replacement with proven performance specs and broad application compatibility.