B128 Century 1 Hp 3450 RPM 56J Frame 115/230V Switchless Swimming Pool Pump Motor Century # B128

Centurion® Century 56J Full Rate High Service Factor Pool Motor

• 1 HP 3450 RPM 14.4/7.2 amps, 115/230V 60hz.
• Automatic Overload Protection – Service Factor 1.40
• Non-Reversible – CCW Rotation facing the shaft
• C-Face Mount, Round Body-no base
• 56-J Frame; 5/8″ diameter threaded stainless steel shaft

Effective July 19, 2021 the US Dept of Energy regulations on single speed, two-speed and booster pumps go into effect.  The motor manufactures can no longer produce this motor for resale in the US, once inventory is depleted this motor will no longer be available for purchase.  Once inventory is no longer available you will have to buy a variable speed motor or a complete new variable speed pump. Click here to help answer more questions

Swimming pool pump motor. Commonly found on inground pool pumps such as Hayward Super Pump, Maxflo, Super II and many other pumps requiring a 56J frame motor.
Century motors are found on most swimming pool pumps. Standard 1081 pump duty motor. Stainless steel shaft. Sealed ball bearings.
Motor has 4 threaded bolt holes on face for mounting the pump to the motor. Bolt holes are 5 7/8″ on center measured across the shaft. Wiring diagram on motor name plate.
1 year warranty

AO Smith/Century Part No. 0-164303-23, 164303
US Electric Equivalent EB128

Links for new variable pumps
Inground Pumps

ATTENTION CALIFORNIA CUSTOMERS: This pump/motor does not comply with California’s Efficiency Regulations. These regulations can be found in Title 20, in the California Code of Regulations (CCR) sections 1601-1609. To meet California’s requirement, the pump/motor must be a 2 speed. So, it’s illegal to ship this pump/motor to California as it’s in violation of their regulations.