Product Overview
The Century ST1202 Pool Pump Motor is a reliable 2 HP single-speed replacement motor designed for in-ground pool pump applications that require a 56J frame, threaded shaft, and 208-230V power supply. Built with a durable stainless steel threaded shaft, sealed ball bearings, and open drip-proof construction, this motor is made to restore strong, dependable circulation to compatible pool pump systems.
This motor is commonly used as a replacement for select pool pumps requiring a C-Face / round flange 56J motor. Always confirm horsepower, service factor, frame, voltage, shaft type, and rotation before ordering.
Ideal For
The Century ST1202 is ideal for pool owners, service technicians, and repair professionals replacing a failed or worn-out 2 HP pool pump motor where the existing pump requires:
- 2 HP full-rated motor
- Single-speed operation
- 208-230V electrical connection
- 56J frame
- Threaded shaft
- C-Face / round flange mounting
- Counterclockwise pump-end rotation
Key Features
- 2 HP pool pump motor for strong water circulation
- Single-speed design for straightforward replacement applications
- 208-230V, 1-phase, 60 Hz electrical rating
- 56J frame with C-Face / round flange mounting
- Threaded stainless steel shaft for compatible pump impellers
- 3450 RPM / 3600 RPM class motor speed
- Open drip-proof enclosure
- Sealed ball bearings for durability
- Automatic overload protection
- Capacitor start / capacitor run design
- 50°C ambient rating
- Designed for compatible swimming pool pump applications
Benefits
The Century ST1202 helps bring your existing pool pump back to life without replacing the full pump assembly. Its 56J threaded shaft design makes it a strong replacement option for many in-ground pool pump models that use a threaded impeller connection. The sealed bearings, stainless steel shaft, and overload protection help support long-term performance in demanding pool equipment environments.
Replacing only the motor can be a cost-effective repair when the wet end, housing, diffuser, impeller, and seal plate are still in good condition.
Specifications
| Specification | Details |
|---|---|
| Brand | Century / A.O. Smith |
| Model | ST1202 |
| Horsepower | 2 HP |
| Speed | 1-Speed |
| Voltage | 208-230V / 230V |
| Phase | 1 Phase |
| Frequency | 60 Hz |
| Frame | 56J |
| Shaft Type | Threaded |
| Mounting | C-Face / Round Flange |
| Enclosure | ODP / Open Drip-Proof |
| Rotation | CCW Pump End / Non-Reversible |
| RPM | 3450 / 3600 RPM class |
| Service Factor | Commonly listed as 1.30 |
| Shaft Material | Stainless steel |
| Application | Swimming pool pump motor |
Compatibility Notes
This motor may be used with many pool pumps that require a 2 HP, 56J frame, threaded shaft, C-Face motor. Compatibility depends on your existing motor label and pump requirements.
Before purchasing, confirm:
- Existing motor model number
- Horsepower and service factor
- Frame size: 56J
- Voltage: 208-230V / 230V
- Shaft type: threaded
- Rotation: CCW pump end
- Mounting style: C-Face / round flange
- Impeller compatibility
For best results, replace the pump shaft seal whenever replacing the motor.
Important Installation Note
Pool pump motors should be installed by a qualified technician or electrician. Incorrect voltage, wiring, seal installation, or motor matching can damage the pump or motor. Local single-speed pool pump motor rules or restrictions may apply depending on the state.
Customer-Facing Q&A
Q: Is the Century ST1202 a 2 HP motor?
A: Yes. The Century ST1202 is listed as a 2 HP pool pump motor.
Q: Is this motor 115V or 230V?
A: This model is for 208-230V / 230V applications. It is not typically listed as a 115V motor.
Q: What frame is the ST1202?
A: The ST1202 uses a 56J frame, which is commonly used on pool pump motors with threaded shafts.
Q: Does this motor have a threaded shaft?
A: Yes. The ST1202 is listed with a threaded stainless steel shaft.
Q: Is this a single-speed motor?
A: Yes. The Century ST1202 is a single-speed pool pump motor.
Q: Should I replace the shaft seal when installing this motor?
A: Yes. It is strongly recommended to replace the shaft seal whenever replacing a pool pump motor to help prevent leaks that can damage the new motor.
Q: Will this fit my Hayward pump?
A: It may fit certain Hayward pump models that require a 2 HP, 56J, threaded shaft, C-Face motor. Always compare your old motor label and pump model before ordering.