Waterway Executive Series Hot Tub Pump – 4.5 HP, 230V (Model 3421821‑1A)

Reliable, high‑flow performance for powerful spa jet action and consistent circulation.

The Waterway Executive 3421821‑1A is a premium 48‑frame spa pump engineered for strong jet pressure, dependable water movement, and long‑term durability. Built with Waterway’s high‑efficiency motor and rugged Executive wet‑end, this pump delivers the performance needed to keep modern hot tubs running smoothly and efficiently.

Key Features

• High‑Flow 2 HP Motor Strong, efficient output designed for powerful jet performance and reliable circulation.

• Executive Wet‑End Design High‑flow, corrosion‑resistant housing engineered for demanding spa environments.

• Quiet, Smooth Operation Reduced noise and vibration for a more enjoyable spa experience.

• Thermally Protected Motor Added safety and extended lifespan under continuous use.

• Easy Installation & Service Standard unions and a straightforward layout make replacement simple.

Technical Specifications

• Model: 3421821‑1A

• Horsepower: 4.5 HP

• Voltage: 230V

• Frame: 48‑Frame

• Speed: 2‑Speed Motor

• Wet‑End: Executive Series, high‑flow design

• Amp Draw: 12/3.5

• Suction & Discharge Size: 2"