Executive 56 Spa Pump - 3.0hp, 230v, 2-Spd, 56fr, 2-1/2" x 2", OEM - 3721221-13



Part # 372122113

By Waterway



Part # 372122113

Manufacturer Code 3721221-13

Product Description

The Executive 56 Frame Spa Pump has an executive wet end designed for 56-Frame motors along with two double-shielded ball bearings with moisture-resistant grease for quieter operation and long life. The dual speed motors have insulated windings for increased efficiency and large, highly versatile 6-1/2" diameter wet end for higher head pressure. A split capacitor (start and run) allows for less energy consumption.

Spa Pump Features:

  • Executive wet end designed specifically for 56-frame motors
  • 56-frame motor for added strength, cooler operating temperature, and longer motor life
  • Large 6-1/2" diameter wet end for higher head pressure
  • 2-1/2" intake for improved flow performance and reduced noise
  • Wet end can be rotated for easy installation
  • Two double shielded ball bearings with moisture resistant grease for quieter operation and longer life
  • Two speed motors have four sets of insulated windings for increased efficiency
  • Dimensions (H x W x L): 9.08" x 8.05" x 14.275"
  • Available in 1 to 5Hp and in single or dual speed 

  • California Title 20 Compliant


Manufacturer Waterway
Pump Model Executive
Speed 2 Speed (2-Spd)
Motor Voltage 230v
Drain Plug Location 3,6,9 o`clock
Suction Style Center
Suction Connection Type Male Buttress Thread (mbt)
Suction Pipe Size 2-1/2"
Discharge Style Side
Discharge Connection Type Male Buttress Thread (mbt)
Discharge Pipe Size 2"
Horsepower 3.0hp
Motor Frame 56 Frame Thru-Bolt
Motor Amperage/Wattage 10.0A/3.5A

Product Specifications

3 HP
230 V
Discharge Location:
Discharge Port:
2 in.
Base to Center Line of Intake:
2.5 in.

?     Asked on 6/12/2020 by Katherine Maurer

I am looking to replace this motor and the pump.


A  Answered on 6/12/2020 by InyoPools Product Specialist Lennox H.

Hi, Katherine. If the suction and discharge ports are both 2", you will need to order P/N 37212211D, if 2-1/2" Suction and 2" Discharge, order P/N 3721221-13.

?     Asked on 3/8/2019 by Al

I’m looking to replace a PF-25-2N22C. This is the closest one I’ve been able to find. Is this the replacement?


A  Answered on 3/11/2019 by InyoPools Product Specialist Hector F.

Your pump model has been replaced with the model 37212211D

?     Asked on 7/1/2016 by Deborah Skrzypchak

My current pump model # PF-30-2N11C4. which pump do I need?

A  Answered on 7/7/2016 by InyoPools Product Specialist Lennox H.

Hi Deborah, The model number indicates it's a 3 hp but in some cases, it can be like a specialty rating or model. If you can provide the actual motor part number we con confirm which pump you need.


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