Hi Flo Massage Pump - Dual Speed
The Hi Flo pump is one of the most common pumps found in spas sold in France and Europe. This pump features an Italian EMG electric motor, ensuring silence and reliability.
WATERWAY Reference: 3421621-CE
- High-performance spa massage pump manufactured by the renowned brand Waterway (USA)
- High-reliability Italian-made EMG motor.
- 2 double shielded ball bearings, moisture-resistant with grease for quieter operation and extended lifespan
- 2-Speed Motor
- Capacitor (start and stop) for lower energy consumption (2HP: 20µ-30µ)
- Aspiration connection on 78mm threaded male fitting
- Discharge connection on 78mm threaded male fitting
- Sold without power cable
- Motor protection
- IPX5 Manufacturing
Pump Dimensions:


Technical Diagrams
Pipe Connection
Supplied without outlet fitting, but generally suitable for 2" hoses (60 mm interior) You can also reuse your old pipe fittings if they are still functional.
If your piping differs, check out our range of
Pump Unions and Fittings to find the fitting that matches your piping.
The pump body is adjustable to fit your piping. You can have the discharge on the left or right based on your setup. Simply unscrew the 4 motor screws to rotate the pump body in the desired direction. Then, reposition the screws.
Electrical Connection
The pump is supplied without a connection cable or plug. You can use your existing cable to connect this new pump. If your plug is no longer usable, you can opt for new plugs in our
Spa Cables and Plugs section.
Here are the most commonly used Plugs in the Spa industry: |  |
| AMP Plug | J&J Plug (PIN position varies depending on the device) |