Waterway VIPER Pump 3722021-1V

The Waterway 3722021‑1V is a dependable 1 HP hot tub pump engineered for strong water flow, quiet operation, and long‑term durability. Designed with Waterway’s proven wet‑end and motor technology, this pump delivers the performance homeowners expect while keeping maintenance simple and cost‑effective.

Perfect for new installations or as a direct replacement for aging pumps, the 3722021‑1V provides consistent circulation to keep your pool clean, clear, and ready for summer.

Technical Specifications

• Model: 3722021‑1V#

• Horsepower: 1 HP

• Voltage: 115V

• AMP DRAW: 16.4/4.8 AMPS

• Construction: Heavy‑duty, corrosion‑resistant housing

• Motor Type: High‑efficiency Waterway motor

• Frame Size: 56
• Speed: 2
• HP: 5
• Discharge Position: SIDE
• Suction Size: 2- 1/2" UNION
• Discharge Size: 2- 1/2" UNION