Century(R) Centurion(R) B128 Full-Rated Pool and Spa Pump Motor; 1 HP, 3450 RPM, 115/230 V, 56J, Threaded Shaft
The Century C-Face 1 HP 3450 RPM 1-Phase Pump Motor (56J, Threaded Shaft Full Rated, B128) is a robust and reliable motor engineered for pool and spa pump applications. Designed to deliver steady water circulation, it’s widely used in systems where the trusted performance of a Century motor is desired.
Key Specifications
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Horsepower & Speed: Delivers 1 HP at 3450 RPM, offering the water flow required to maintain proper pool or spa circulation.
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Electrical Requirements: Operates on single-phase power and is dual-voltage compatible at both 115V and 230V. This flexibility makes it suitable for a variety of installation requirements.
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Frame & Mounting: Built on a 56J frame with a C-face mount, the motor is designed for easy and secure installation. Its configuration supports a threaded pump shaft that directly couples with the pump’s impeller housing, ensuring efficient power transfer.
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Durability & Protection: Engineered for full pump duty, this motor features sealed ball bearings and an automatic overload protector. Such design elements reduce maintenance needs while prolonging service life, even under continuous operation.
Practical Considerations
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Compatibility: This motor is commonly retrofitted into inground pool pumps (e.g., Hayward Super Pump, Maxflo, or Super II) and similar systems that require a 56J frame motor. Its standardized design supports a wide range of applications, ensuring you maintain the performance of your existing pump setup.
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Installation Tips:
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Electrical Wiring: Double-check that the wiring matches the selected voltage (115V or 230V) and that connections adhere to local electrical codes.
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Pump Seal: When replacing the motor, it’s generally advised to also replace the mechanical pump seal to guarantee leak‑free operation.
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Mounting: The C-face mounting configuration typically uses four mounting bolts, ensuring the motor is securely attached to the pump housing.
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Reliability: With a long-standing reputation for endurance and dependable performance, this Century motor meets the rigorous demands found in residential pool environments. Its construction and features make it an ideal replacement or upgrade option.
Features
- Switchless
- High service factor
- Aluminum NEMA "C" brackets
- 7/16-20 UNF-2A RH threaded shaft
- Non California Compliant
Used On
- Jacuzzi Ring-Lok R, P, PC & UP Pump Parts
Specifications
| Ambient Temperature | 50 deg C |
| Bearing Type | Ball |
| Brand | Regal Beloit |
| Diameter | 6-1/2 Inch |
| Duty Cycle | Continuous |
| Efficiency Group | Standard |
| Enclosure Design | Open Dripproof |
| Finish Color | Black |
| Flange Material | Aluminum |
| Frame | 56J |
| Frequency Rating | 60 Hz |
| Full Load Amps | 7.2/14.4 A |
| HP | 1 |
| Insulation Class | B |
| Item | Pool and Spa Pump Motor |
| Motor Design | PSC |
| Motor Shaft Rotation | CCWPE |
| Motor Thermal Protection | Auto |
| Mounting Type | C-Face, No Base |
| Number of Speed | 1-Speed |
| Overall Length | 12.14 Inch |
| Phase | 1-Phase |
| RPM | 3450 |
| Series | Centurion® |
| Service Factor | 1.40 |
| Shaft Design | Threaded |
| Shaft Diameter | 5/8 Inch |
| Shaft Length | 2-9/16 Inch |
| Shaft Material | 303 Stainless Steel |
| Standards Approvals | UL 1081 Approved, UL Recognized (E14663), CSA Certified (LR4642) |
| Sub Brand | Century® |
| Thrust Horsepower | 1.4 |
| Type | Full-Rated, CX |
| Voltage Rating | 115/230 V |
