* Stiebel Eltron Hot Water Heat Pump 220L
Stiebel Eltron
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Upgrade to Premium, Energy-Efficient Hot Water with Stiebel Eltron
Are you looking to slash your home's power bills while ensuring a reliable, high-pressure hot water supply? The Stiebel Eltron WWK 222H Hot Water Heat Pump (220L) represents the gold standard in energy-efficient hot water cylinders for New Zealand homes. Engineered in Germany and proven in tough Kiwi climates, this trade-quality system delivers unmatched performance, longevity, and sustainability.
By extracting heat from the ambient air, the Stiebel Eltron WWK 222H can reduce your hot water energy consumption by up to 74%. Whether you are retrofitting an existing house, upgrading an old low-pressure cylinder, or specifying plumbing supplies for a new architectural build, this heat pump offers the ultimate smart-home upgrade.
Why Kiwi Homeowners and Trade Professionals Choose the WWK 222H:
- Massive Energy Savings: Cuts hot water energy use by up to 74%, making it one of the most cost-effective hot water systems on the NZ market.
- Smart Recovery Element: Features an intelligent 1.7 kW smart element situated in the top of the cylinder. During times of high demand, it automatically activates to rapidly heat the top 80 litres of water, ensuring your household never runs out of hot water.
- Solar PV Integration: Future-proof your home. This unit is fully compatible with solar PV systems, allowing you to run your hot water system off free, self-generated solar energy.
- Engineered for Cold NZ Climates: Incorporates active defrost technology, allowing the heat pump to operate efficiently in freezing temperatures down to -5°C.
- Maintenance-Free Anode: Comes equipped with an impressed current anode. Unlike traditional sacrificial anodes, this design requires zero maintenance and is highly resistant to both hard and soft water conditions found across New Zealand.
- Whisper-Quiet Operation: The encased compressor design keeps operational noise down to an incredibly quiet 45 dB(A), making it suitable for close-neighbor residential zones.
- Installation Flexibility: Single-piece design is perfect for both outdoor installations and indoor spaces (requires 13 cubic meters of clear space).
Designed for Easy Trade Installation
For plumbers, builders, and gasfitters, the Stiebel Eltron WWK series offers absolute ease of installation. With a low power draw of only 2.3 Amps, it can operate on standard electrical connections, extended off-peak power tariffs, and external timers. Its horizontal transport capability ensures hassle-free transit to the job site.
Technical Specifications:
- Cylinder Capacity: 220 Litres (Also available in 302 Litres - WWK 302H)
- Cylinder Material: Premium Enamelled Steel
- Power Consumption (EN16147/A15): 0.55 kW
- Power Consumption Smart Element: 1.7 kW
- Rated Voltage / Current: 240 V / 10 Amp (Single Phase 1/N/PE)
- Operational Current Draw: 2.3 Amps (Low power draw)
- Application Range: -5°C to +42°C (Active defrost function)
- Air Flow Rate: 550 m³/h
- Sound Pressure Level: 45 dB(A) average at 1m distance (free field)
- Installation Type: Indoor or Outdoor
- Minimum Space Requirements: Indoor requires 13m³ / Outdoor requires 500mm clearance either side of the grill
- Height (WWK 222H): 1553-1569 mm (with adjustable feet)
- Height (WWK 302H): 1921-1937 mm (with adjustable feet)
- Diameter: 690 mm
- Weight (WWK 222H): 120 kg empty / 340 kg filled with water
- Weight (WWK 302H): 135 kg empty / 437 kg filled with water
Get a Free Supply and Installation Quote Today
At Pratts, we are your local New Zealand plumbing, heating, and trade supplies specialists. We don't just supply top-tier products; we offer professional, end-to-end installation services to ensure your new hot water heat pump is set up for maximum efficiency.
Contact the expert Pratts team today for a free, no-obligation quotation to supply and install the Stiebel Eltron WWK 222H or WWK 302H hot water heat pump in your home or commercial project.

