DH-D Series Bathtub Pump 600W-1100W (Dry-Run Auto-Off)

DH-D Series Bathtub Pump for Spa & Whirlpool Systems

The DH-D Series Bathtub Pump is a drainage and circulation pump with enhanced safety protection, designed for whirlpool bathtubs, massage spa systems, hydrotherapy baths, and other water circulation applications. It is installed with a special shockproof basement, and it runs for at most 8 seconds if there is no water in the pipe before turning off automatically.

Operating at 220-240V / 50Hz and available in four models from 600W to 1100W, the DH-D Series Bathtub Pump is particularly suitable for families with children and hotels, where dry-run protection and quiet, reliable operation matter most. Its automatic drainage design keeps the system clean between uses.

Key Features

• Automatic drainage design
• Silent operation
• Low vibration
• Anodized aluminum motor housing
• Built-in overload protection
• Optional pneumatic air switch
• Class B insulation
• IPX5 waterproof protection
• Installed with special shockproof basement
• Dry-run auto-off: runs 8 seconds at most if there is no water in the pipe, then turns off automatically
• Ideal for families with children and hotels
• High-efficiency motor with stable flow output
• Anodized aluminum motor housing for oxidation resistance
• IPX5 waterproof protection for humid bathroom environments
• Maximum liquid temperature ≤50°C
• IEC71 motor standard
• Durable construction for long service life
• CE, SAA, CB, TUV certified

Why Choose the DH-D Series

What sets the DH-D Series Bathtub Pump apart is its safety-first design. The special shockproof basement reduces noise and vibration, while the dry-run auto-off function protects the pump from damage if the water supply is empty. Combined with an anodized aluminum motor body, Class B insulation, and IPX5 waterproof protection, it is a dependable choice for homes, hotels, and commercial spa facilities.

• Designed and tested for continuous duty in European, Asian, and other 50Hz markets
• IEC71 motor standard for consistent performance
• Stable water flow with low vibration and quiet operation
• Automatic drainage keeps the spa system clean and ready for the next use
• Optional pneumatic air switch for convenient on/off control
• CE, SAA, CB, TUV certified for export markets

Quality & Certification

The DH-D series is manufactured under an ISO9001 quality management system, with every pump tested before shipment. All models carry CE, SAA, CB, and TUV certification, so the DH-D Series Bathtub Pump meets the requirements of international export markets and can be installed with confidence in residential and commercial spa projects.

Performance Curves

The performance curve of the DH-D Series Bathtub Pump shows the relationship between flow rate and head at 2860 r/min, helping you select the right model for your spa, whirlpool bathtub, or hydrotherapy system.

Technical Parameter List

Model	Power	V/Hz	Qmax (L/min)	Hmax (Meter)	Fitting Size (mm)	G.W (kg)	Packing Size (mm)	Qty/20′
DH600E-D	600W/0.8HP	220-240V / 50Hz	330	10.2	48.5/50	6.4	360×170×225	2106
DH750E-D	750W/1.0HP	220-240V / 50Hz	350	11.5	48.5/50	6.8	360×170×225	2106
DH900E-D	900W/1.2HP	220-240V / 50Hz	370	11.8	48.5/50	7.1	360×170×225	2106
DH1100E-D	1100W/1.5HP	220-240V / 50Hz	400	12.8	48.5/50	7.9	360×170×225	2106

Available Models

The DH-D Series Bathtub Pump is available in the following models:

• DH600E-D (600W/0.8HP)
• DH750E-D (750W/1.0HP)
• DH900E-D (900W/1.2HP)
• DH1100E-D (1100W/1.5HP)

Every model of the DH-D Series Bathtub Pump comes with a standard 48.5/50 mm fitting size, and different power options are available to match various whirlpool bathtub and spa system requirements.

Customization & OEM Service

All models in the DH-D series can be customized for OEM and ODM projects. Options include different power ratings, 50Hz or 60Hz voltage configurations, pneumatic air switches, special shockproof basements, and custom fittings. We support private-label packaging and export documentation, making the DH-D Series Bathtub Pump a flexible choice for spa equipment brands, bathroom component distributors, and project buyers.

Packaging & Shipping

Each DH-D Series Bathtub Pump is individually packed in a sturdy carton measuring 360×170×225 mm. Depending on the model, one 20-foot container can hold 2106 units, which keeps freight costs predictable for regular export shipments. All pumps are inspected before packing to ensure reliable arrival at your warehouse or job site.

Applications

The DH-D 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
• Hotels and hospitality facilities
• Family homes with children

Designed for dependable performance with a focus on safety and reliability, the DH-D Series Bathtub Pump offers efficient water circulation, smooth operation, and long-lasting durability. It delivers a maximum flow of 330 to 400 L/min across 600W to 1100W, making it an excellent choice for OEM manufacturers, spa equipment suppliers, and bathroom component distributors seeking reliable bathtub pump solutions.