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DHA Series Bathtub Drainage Pump 600W-1100W 115V/60Hz for Spa & Whirlpool
The DHA Series Bathtub Pump features automatic drainage, low vibration, and an anodized motor body. Operating at 115V/60Hz for North American markets, it offers overload protection and IPX5 rating, making it ideal for efficient spa and whirlpool water circulation.
DHA Series Bathtub Pump for Spa & Whirlpool Systems

The DHA Series Bathtub Pump is a reliable drainage and circulation pump designed for whirlpool bathtubs, massage spa systems, hydrotherapy baths, and other water circulation applications. Operating at 115V / 60Hz, this series is specifically engineered for North American and other 60Hz power supply markets. Featuring a high-efficiency motor, low vibration, and automatic drainage function, this pump delivers stable water flow while maintaining quiet operation for residential and commercial spa installations.
Features
- High-performance bathtub water circulation
- Automatic drainage design
- Low vibration and low operating noise
- Anodized aluminum motor housing for oxidation resistance
- Built-in overload protection
- Optional pneumatic air switch
- Class B insulation
- Maximum liquid temperature ≤50°C
- IEC71 motor standard
- IPX5 waterproof protection
- Durable construction for long service life
- CE certified
Performance Curves

Size of Installation

Technical Parameter List
| Model | Power | V/Hz | Qmax (L/min) | Hmax (Meter) | Fitting Size (mm) | G.W (kg) | Packing Size (mm) | Qty/20′ |
|---|---|---|---|---|---|---|---|---|
| DHA600 | 600W / 0.8HP | 115V / 60Hz | 350 | 10.5 | 48.5/50 | 6.3 | 360×170×210 | 2256 |
| DHA750 | 750W / 1.0HP | 380 | 12.0 | 6.7 | 360×170×210 | 2256 | ||
| DHA900 | 900W / 1.2HP | 400 | 12.5 | 7.0 | 360×170×210 | 2256 | ||
| DHA1100 | 1100W / 1.5HP | 450 | 13.0 | 7.8 | 360×170×210 | 2256 |
Available Models
- DHA600 (600W / 0.8HP)
- DHA750 (750W / 1.0HP)
- DHA900 (900W / 1.2HP)
- DHA1100 (1100W / 1.5HP)
Different power options are available to meet various whirlpool bathtub and spa system requirements. This 115V / 60Hz series is ideal for North American markets.
Applications
The DHA Series Bathtub Pump is suitable for:
- Whirlpool bathtubs
- Massage bathtubs
- Spa pools
- Hydrotherapy systems
- Home spa equipment
- Commercial spa facilities
- Water circulation and drainage systems
Designed for dependable performance, the DHA series offers efficient water circulation, smooth operation, and long-lasting durability. It is an excellent choice for OEM manufacturers, spa equipment suppliers, and bathroom component distributors seeking reliable bathtub drainage pump solutions for 60Hz power supply applications.
Technical Parameter List
| Model | Power | V/Hz | Qmax (L/min) | Hmax (Meter) | Fitting Size (mm) | G.W (kg) | Packing Size (mm) | Qty/20′ |
|---|---|---|---|---|---|---|---|---|
| DHA600 | 600W / 0.8HP | 115V / 60Hz | 350 | 10.5 | 48.5/50 | 6.3 | 360×170×210 | 2256 |
| DHA750 | 750W / 1.0HP | 380 | 12.0 | 6.7 | 360×170×210 | 2256 | ||
| DHA900 | 900W / 1.2HP | 400 | 12.5 | 7.0 | 360×170×210 | 2256 | ||
| DHA1100 | 1100W / 1.5HP | 450 | 13.0 | 7.8 | 360×170×210 | 2256 |


