Waterway 5.0 HP Viper 56 Frame Spa Pump [2-Speed] [60Hz] [230V] [2-1/2" x 2-1/2"] [OEM] ( 3721021-1V)

Spa Pumps & Parts: Spa Pumps (Waterway Viper Spa Pumps)

Waterway Plastics


$482.99 $337.99

* $8.95 standard shipping within the contiguous United States.

Waterway Plastics continues to be the leader in the bath and spa industry for more than four decades. Their spa control systems, PVC plastic products, including their complete line of bath and spa jets, are used throughout the world. They have become a leader in the PVC fittings and plastics business as well. They have also developed a large number of brands, globally recognized throughout the bath, pool, and spa industry.

Waterway Viper 56 Frame Pumps Feature:
    • Viper wet end designed specifically for 56-frame motors
    • 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
    • 56-frame motor for added strength, cooler operating temperature and longer motor life
    • Large 2 1/2" intake for improved flow performance and reduced noise
    • Large 8" diameter wet end for increased volume capacity
    • Split capacitor, (start and run) for less energy consumption
    • Thermally protected to extend life expectancy of motor
    • Highly versatile wet end can be rotated every 90 degrees
    • Viton seals
    • 1-year warranty on pump motor
    • 3-year warranty on wet end (Click Here For: Waterway Wet Ends)


At Waterway Plastics, a commitment to design, innovation and quality American made products makes for a solid combination of style and dependability. All Products are designed and manufactured in America. Waterway has been a leading manufacturer of pool and hot tub/spa and Whirlpool Bath equipment for the USA and international markets since 1973. Located in Oxnard, California in 450,000 square feet of manufacturing and warehousing facility, Waterway is one of the largest employers in Ventura County. Waterway is recognized as an innovator of quality products with an extensive line of jets, pumps, filters, filter systems and white goods for in-ground and above ground pools, spas and bath.

Bath & Spa Parts Online carries a complete line of Waterway Products, readily available for immediate delivery. At current, we carry more than 2000 different Waterway SKU's, which represents their complete line of available products. If it is made by Waterway, we carry it. We also have a comprehensive database of information on products along with bath and spa product manuals and instruction sheets. You can find them in our Bath & Spa Parts Knowledge Base
. You may also call our Customer Service Department as 800-918-9143 and speak with a product specialist.

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