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4HP Waterway Executive 230v 2-Speed 56 Frame Spa Pump 3721621-1D

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SKU:
3721621-1D
MPN:
3721621-1D
Availability:
3721621-1D
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  • 4hp 56 frame executive pump
  • 4HP Waterway Executive 230v 2-Speed 56 Frame Spa Pump 3721621-1D
Now: $393.77
RRP: $494.50

Description

discount pump availableWaterway Executive brand name pump by Waterway Plastics 4HP replacement spa pump 3721621-1D.

This is the original Waterway motor and wet end. 

  • 56 Frame Executive Wet End
  • 56 Frame Executive Motor
  • 2" Intake
  • 2" Discharge
  • High Speed Amps:  12 amps
  • Low Speed Amps:  4.4 amps
  • Wet End can be rotated
  • Viton Shaft Seals
  • 2-Speed Motor
  • 4 Horsepower
  • 230 Volts
  • 60hz for North America
  • 2" connections suction and discharge (3 1/16" outer diameter measurement - 2 inch nominal)
  • Side Discharge
  • Includes 2x o-rings!

Pump cords sold separately if needed (AMP or JJ) but most of the time, the existing pump cord can be used if it is in good condition. The current one already has the right plug on it to match up and plug directly into the spa control system, circuit board or pack.

This brand name dual speed motor has double-shielded ball bearings with moisture-resistant grease for quieter operation and longer life too.

Note this the deluxe version of this brand name Waterway Executive pump that comes with full factory warranty and includes FREE O-rings so you don't end up with a leak when you go to change out your pump.

 

SALE   SAVE a BUNDLE on a brand new, 2 speed compatible 56 frame 230 volt spa pump with 2 inch plumbing connections - on sale now - compare/see the LX PUMP 56WUA400-II 2-speed pump.

 4HP Waterway Executive 230v 2-Speed 56 Frame Spa Pump 3721621-1D

4HP Waterway Executive 230v 2-Speed 56 Frame Spa Pump 3721621-1D

4HP Waterway Executive 230v 2-Speed 56 Frame Spa Pump 3721621-1D

4HP Waterway Executive 230v 2-Speed 56 Frame Spa Pump 3721621-1D

4HP Waterway Executive 230v 2-Speed 56 Frame Spa Pump 3721621-1D

See 56WUA400-II pump for a lower priced option.
Get an even better DEAL on a compatible 2-speed, 230v, 4HP replacement pump - see 56WUA400-II model - also comes with a 1 year factory warranty.

 diagram-waterway-executive-56-frame-parts-wetends3.jpg

1a Pump Union, 2" Female Buttress Thread x 2" Slip 0602-20
1b Pump Union, 2-1/2" Female Buttress Thread, 2" Slip 400-5990
2a O-Ring, Buna-N, 2-1/2" ID, 1/8" Cross Section, Generic O-43
2b O-Ring, Buna-N, 2-3/4" ID, 1/8" Cross Section, Generic O-245
3 Drain Plug, Waterway  715-1201
4 O-Ring, Waterway, Drain Plug/Valve Stem 805-0112
4 O-Ring, Buna-N, 7/16" ID, 3/32" Cross Section, Generic O-25
4 O-Ring, Buna-N, 1/2" ID, 3/32" Cross Section, Generic O-39
5 Screw, Waterway Exec/Renegade/Mustang, 8-32 x 7/16" 819-0005
6 Drain Plug Adapter, 1/4" Male Pipe Thread x 3/8" Barb 413-1201
6 Barb Adapter, Valterra 3/8" Barb x 1/4" Male Pipe Thread RF850
6 Barb Adapter, Waterway 3/8" Barb x 1/4" Male Pipe Thread 672-4350
7 Faceplate, Waterway Executive/Workman, 48 Frame/56 Frame, 2" 311-1220
7 Faceplate, Waterway Executive 48 Frame/56 Frame, 2-1/2" 311-1210
8 O-Ring, Buna-N, 6-3/4" ID, 1/8" Cross Section, Generic O-479 
9 Wear Ring, Waterway Executive 48/56fr, 4.0-5.0hp 319-1370
9 Wear Ring, Waterway Executive 48/56fr, 1.0-3.0hp 319-1380
10 Impeller, Waterway Executive, 1.0 Horsepower, Original Style 310-4220
10 Impeller, Waterway Executive, 2.0 Horsepower, Original Style 310-4210
10 Impeller, Waterway Executive, 3.0 Horsepower, Original Style 310-4200
10 Impeller,Waterway Executive, 4.0hp, Original Style 310-4190 
10 Impeller, Waterway Executive,0.75 Horsepower (Yellow/Red) 310-4230
10 Impeller,Waterway Executive, 5.0hp, Original Style 310-4180
11 Shaft Seal, PS-3865, 5/8" Shaft, Viton PS-1000 PS-3865R
11 Shaft Seal, PS-1000, 5/8" Shaft, Buna PS-1000
11 Shaft Seal, PS-1905, 5/8" Shaft, Silicon Carbide PS-1000 PS-1905
11 Shaft Seal, PS-961, 5/8" Shaft, Buna, Carbon Face PS-961
13 Water Slinger, Waterway Hi-Flo/Mustang/Executive 313-1400
14a Wet End, WW Executive 1.0hp 2"mbt 56fr 310-1710
14a Wet End, WW Executive 2.0hp 2"mbt 56fr 310-1720
14a Wet End, WW Executive 3.0hp 2"mbt 56fr 310-1730
14a Wet End, WW Executive 4.0hp 2"mbt 56fr 310-1740
14a Wet End, WW Executive 5.0hp 2"mbt 56fr 310-1750
14b Wet End, WW Executive 1.0hp 2-1/2"mbt x 2"mbt 56fr 310-1460
14b Wet End, WW Executive 2.0hp 2-1/2"mbt x 2"mbt 56fr 310-1480
14b Wet End, WW Executive 3.0hp 2-1/2"mbt x 2"mbt 56fr 310-1500
14b Wet End, WW Executive 4.0hp 2-1/2"mbt x 2"mbt 56fr 310-1440
14b Wet End, WW Executive 5.0hp 2-1/2"mbt x 2"mbt 56fr 310-1510
15a Motor, Century, 3.0 Horsepower, 230v, 1 Speed, 56 Y Frame B237
15a Motor, Century/WW, 5.0 Horsepower, 230v, 1-Spd, 56 Y Frame B238
15a Motor, US Motor/WW, 3.0hp, 230v, 1-Speed, 56Y Frame TS605
15a Motor, US Motor/WW, 5.0hp, 230v, 1-Speed, 56 Frame, SPL TS606
15b Motor, Century, 1.0 Horsepower, 230v, 2 Speed, 56 Y Frame B232
15b Motor, Century/WW, 2.0hp, 230v, 2-Spd, 56Fr B2233
15b Motor, Century, 3.0 Horsepower, 230v, 2 Speed, 56 Y Frame B2234
15b Motor, Century/WW, 4.0hp, 230v, 2-Speed, 56 Y Frame B2235
15b Motor, Century, 5.0 Horsepower, 230v, 2 Speed, 56 Y Frame B236
15b Motor, US Motor/WW, 2.0hp, 230v, 2-speed, 56Y Frame TT502
15b Motor, US Motor/WW, 3.0hp, 230v, 2-Speed, 56Y Frame TT503
15b Motor, US Motor/WW, 4.0hp, 230v, 2 Speed, 56 Y Frame TT505
15b Motor, US Motor/WW, 5.0hp, 230v, 2-Speed, 56Y Frame TT506
16a Pump, WW Exec, 2.0hp, 230v, 1-Spd, 56fr, 2", OEM 3710821-1D
16a Pump,WW Exec,3.0hp,230v,1-Spd,56fr,2",OEM 3711221-1D
16a Pump,WW Exec,4.0hp,230v,1-Spd,56fr,2",OEM 3711621-1D
16a Pump,WW Exec,5.0hp,230v,1-Spd,56fr,2",OEM 3712021-1D
16a Pump,WW Exec,2.0hp,230v,2-Spd,56fr,2",OEM 3720821-1D
16a Pump, WW Exec, 3.0hp, 230v, 2-Spd, 56fr, 2", OEM 3721221-1D
16a Pump,WW Exec,4.0hp,230v,2-Spd,56fr,2",OEM 3721621-1D
16a Pump,WW Exec,5.0hp,230v,2-Spd,56fr,2",OEM 3722021-1D
16b Pump, WW Exec, 4.0hp US Motor, 230v, 1-Spd, 56fr, 2" 3711621-1DHZN
16b Pump, WW Exec, 4.0hp Century, 230v, 1-Spd, 56fr, 2" 3711621-1DHZW
16b Pump, WW Exec, 5.0hp US Motor, 230v, 1-Spd, 56fr, 2" 3712021-1DHZN
16b Pump, WW Exec, 5.0hp Century, 230v, 1-Spd, 56fr, 2" 3712021-1DHZW
16b Pump, WW Exec, 2.0hp US Motor, 230v, 2-Spd, 56fr, 2" 3720821-1DHZN
16b Pump, WW Exec, 2.0hp Century, 230v, 2-Spd, 56fr, 2" 3720821-1DHZW
16b Pump, WW Exec, 3.0hp US Motor, 230v, 2-Spd, 56fr, 2" 3721221-1DHZN
16b Pump, WW Exec, 3.0hp Century, 230v, 2-Spd, 56fr, 2" 3721221-1DHZW
16b Pump, WW Exec, 4.0hp US Motor, 230v, 2-Spd, 56fr, 2" 3721621-1DHZN
16b Pump, WW Exec, 4.0hp Century, 230v, 2-Spd, 56fr, 2" 3721621-1DHZW
16b Pump, WW Exec, 5.0hp US Motor, 230v, 2-Spd, 56fr, 2" 3722021-1DHZN
16b Pump, WW Exec, 5.0hp Century, 230v, 2-Spd, 56fr, 2" 3722021-1DHZW
16c Pump,WW Exec,2.0hp,230v,1-Spd,56fr,2-1/2" x 2",OEM 3710821-13
16c Pump,WW Exec,3.0hp,230v,1-Spd,56fr,2-1/2" x 2",OEM 3711221-13
16c Pump,WW Exec,4.0hp,230v,1-Spd,56fr,2-1/2" x 2",OEM 3711621-13
16c Pump,WW Exec,5.0hp,230v,1-Spd,56fr,2-1/2" x 2",OEM 3712021-13
16c Pump,WW Exec,2.0hp,230v,2-Spd,56fr,2-1/2" x 2",OEM 3720821-13
16c Pump, WW Exec, 3.0hp, 230v, 2-Spd, 56fr, 2-1/2" x 2", OEM 3721221-13
16c Pump, WW Exec, 4.0hp, 230v, 2-Spd, 56fr, 2-1/2" x 2", OEM 3721621-13
16c Pump,WW Exec,5.0hp,230v,2-Spd,56fr,2-1/2" x 2",OEM 3722021-13
16d Pump, WW Exec, 4.0hp US Motor,230v,1-Spd,56fr,2-1/2" x 2" 3711621-13HZN
16d Pump, WW Exec, 4.0hp Century,230v,1-Spd,56fr,2-1/2" x 2" 3711621-13HZW
16d Pump, WW Exec,5.0hp US Motor,230v,1-Spd,56fr,2-1/2" x 2" 3712021-13HZN
16d Pump, WW Exec,5.0hp Century,230v,1-Spd,56fr,2-1/2" x 2" 3712021-13HZW
16d Pump, WW Exec,2.0hp US Motor, 230v,2-Spd, 56fr,2-1/2" x 2" 3720821-13HZN
16d Pump, WW Exec, 2.0hp Century,230v,2-Spd,56fr,2-1/2" x 2" 3720821-13HZW
16d Pump, WW Exec, 3.0hp USMotor, 230v, 2-Spd, 56fr, 2-1/2" x 2" 3721221-13HZN
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