Product Overview

The Century Pool and Spa Pump Motor B2843 is a single phase motor with a permanent split capacitor for enhanced running efficiency. Equipped with an auto overload protector and ball bearings, the Century Pool and Spa Pump Motor provides long lasting operation. The Century A.O. Smith Pump Motor has a threaded shaft that allows for convenient and direct mounting.

The Century B2843 is a 2 HP, 208-230 V, single-speed, square flange 56Y frame pool and spa pump motor running at 3450 RPM.

Ideal For

Replacing a failed 2 HP square flange 56Y pool or spa pump motor

208-230 V single-phase pool equipment pads

Pool service technicians doing motor-only pump repairs

Key Features

2 HP, 2.6 THP with a 1.3 service factor.

Permanent split capacitor (PSC) design for running efficiency.

Automatic overload protection and ball bearings.

Square flange 56Y frame with 5/8 in. threaded stainless steel shaft.

Open drip proof (ODP) enclosure.

Specifications

Warranty & Compatibility

Compatibility Notes

The B2843 fits pool and spa pumps that use a 2 HP square flange 56Y frame motor with a threaded shaft. Match horsepower, total horsepower/service factor, voltage, frame, and shaft type to your existing motor nameplate before ordering.

Installation Notes

Disconnect and lock out power before servicing. Install a new shaft seal when replacing the motor. Wiring must be done for the 208-230 V supply and properly bonded and grounded per local electrical codes; installation by a qualified pool technician or electrician is recommended.

Customer-Facing Q&A

Q: What is the part number and UPC?
A: The Century part number is B2843 and the UPC is 663001194613.

Q: Can this motor run on 115 V?
A: No. The B2843 is rated for 208-230 V single-phase power.

Q: What frame is this motor?
A: It is a 56Y square flange frame with a 5/8 in. threaded shaft.

Q: Will it fit my pump?
A: It fits pumps that use a 2 HP, 56Y square flange motor. Compare the nameplate on your current motor before ordering.