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AO Smith / Century Electric Motors
1/2hp thru 5hp · Single and Two Speed · Thru Bolt Mount
 Magnetek Centurion Motors

48Frame Above Ground Swimming Pool Pump Motors & Spa Motor
View AO Smith 2-Speed Motor Facts
All electric motors listed are 60HZ · single phase · with automatic overload protection
Service Factor =1.0  Rigid Base ·  Drip Proof enclosure · Thru bolt mount
Rigid Base Mount Welded to Motor Case
Class B insulation · CCW  Non-Reversible · Ball Bearings
Shaft = ½" Diameter with 3/8" threads (standard)
48Y = 5 1/8" on center thru bolt mount
56Y = 5 13/16" on center thru bolt mount
(measured diagonally across shaft)
Electric Motors with dual voltage are normally shipped wired for 220 volts
It is your responsibility to verify the voltage connection before applying power to the motor
Connection diagram is on the motor name plate
Replacement Motors for: Hayward Power-Flo, Aquaflo Flo Master and Tub Master, American Maxim, Jacuzzi LCM and LCU,
Pac-Fab, Cal Spa, Dynamo and Dynamite, Premier 200/300 series, Waterway and many other Above Ground/Spa/Tubs.
These motors do not fit most inground pool pumps such as Hayward Super Pump.

2-Speed Toggle Switch

   Description
Motors do not have switches or power cords

• 1/2hp 3450RPM

• 115volts  7.2 amps

• 48Y Frame

• Single Speed
  ship weight 17 lbs.

• 3/4hp 3450RPM
• 115volts  9.8 amps
• 48Y Frame
• Single Speed
  ship weight 18 lbs.

• 3/4hp 3450/1725RPM

• 115volts  8.8/2.6 amps

• 48Y Frame

• 2-Speed
  ship weight 21 lbs.

• 1hp 3450RPM
• 115volts  12.0 amps
• 48Y Frame
• Single Speed
  ship weight 20 lbs.

• 1hp 3450/1725RPM

• 115volts  11.0/2.0 amps

• 48Y Frame

• 2-Speed
  ship weight 25 lbs.

• 1½hp 3450RPM
• 230/115volts  8.0/16.0 amps
• 48Y Frame
• Single Speed
  ship weight 24 lbs.

• 1½hp 3450/1725RPM

• 115volts  16.4/4.4 amps

• 48Y Frame

• 2-Speed
  ship weight 28 lbs.

• 1½hp 3450/1725RPM

• 230volts  8.0/2.6 amps

• 48Y Frame

• 2-Speed
  ship weight 30 lbs.

• 2hp 3450RPM
• 230/115volts  10.0/20.0 amps
• 48Y Frame
• Single Speed
  ship weight 32 lbs.

• 2hp 3450/1725RPM

• 230volts  10.5/2.6 amps

• 48Y Frame

• 2-Speed
  ship weight 32 lbs.

• 2hp 3450/1725RPM
• 230volts  8.5/2.8 amps
• 48Y Frame
• 2-Speed
  energy efficient version of BN51
  ship weight 33 lbs.

• 3hp 3450RPM
• 230volts  12.0 amps
• 48Y Frame
• Single Speed
  ship weight 30 lbs.

• 3hp 3450/1725RPM

• 230volts  12.0/3.5 amps

• 48Y Frame

• 2-Speed
  ship weight 33 lbs.

• 4hp 3450/1725RPM
• 230volts 12.0/3.5 amps
• 48Y Frame
• 2-speed
  energy efficient version
  ship weight 33 lbs.

• 4hp 3450/1725

• 230volts  11.5/3.4 amps

• 48Y Frame

• 2-speed
  Franklin Electric Motor
  model# 4205007433
  Thru bolt centers = 5 1/8" 
  PDF Dimensional Drawing
  ship weight 31 lbs. 

Waterway Executive 56 Frame Motors
 

• 2HP 3450/1725RPM
• 230volts 8.0/3.0 amps
• 56Y Frame
• 2-Speed
  Waterway #3721021
  Thru bolt centers = 5 13/16"
  ship weight 29 lbs.

• 4HP 3450/1725RPM
• 230volts 12.0/4.4 amps
• 56Y Frame
• 2-Speed
  Waterway #3721621
  Thru bolt centers = 5 13/16"
  ship weight 34 lbs.

• 5HP 3450/1725RPM
• 230volts  16.4/4.8 amps
• 56Y Frame
• 2-Speed
  Waterway #3722021
  Thru bolt centers = 5 13/16"
  ship weight 46 lbs.