Engineered by Germany's market leader, STIEBEL's hot water heat pumps harvest natural energy from the air to efficiently create hot water.
If you’re looking for an energy efficient means of providing your home with hot water, the heat pump hot water systems supplied by STIEBEL ELTRON are the answer. Unlike solar systems, hot water heat pumps in Australia don’t rely on a steady supply of sunlight in order to operate – instead, they work at all times of the day or night and in all weather conditions.
Product Details
High-quality design from STIEBEL ELTRON.
German engineered, designed for Australian conditions
Market leader in heat pump technology since 1976
220 litre tank with high volume of hot water can deliver 360 L of 40°C shower temperature water at a cold water temperature of 20°C (302 litre tank delivers 540 litres)
Suitable for hard or soft water areas with maintenance free current impressed anode
Installation flexibility
Can be installed outdoors or indoors, indoor installation requires 13m3 of clear space
Single piece design for ease of installation
Active defrost function to assist operations in cold climates
Operates in cold climates down to minus 5°C
Energy efficient
Energy efficient operation saves up to 74% on hot water energy use*
Low power draw at only 2.3 Amps
Can operate on off-peak power where available
Access the Stiebel Eltron hot water heap pump table of technical specifications below
| Model number | WWK 222 and WWK 222H | WWK 302 and WWK 302H |
| Power consumption at (EN16147/A15) | 0.55 kW | 0.55 kW |
| Power consumption smart element | H-model only: 1.7 kW | H-model only: 1.7 kW |
| Rated voltage | 240 V | 240 V |
| Rated current | 10 Amp | 10 Amp |
| Phases | 1/N/PE | 1/N/PE |
| Electrical Installation | As per AS/NZS3000 | |
| Installation requirements | AS/NZS3500.4.2 & local requirements | |
| Type of installation | Outdoor or Indoor | Outdoor or Indoor |
| Minimum space requirements |
Indoor – 13m3 |
|
| Cylinder capacity | 220 Litres | 302 Litres |
| Cylinder material | Enamelled Steel | |
| Permissible operating pressure | 800 kPa | 800 kPa |
| Seasonal coefficient of performance (COP) | 3.94 | 3.58 |
| Application range | -5 to +42°C | -5 to +42°C |
| Air flow rate | 550 m3/h | 550 m3/h |
| IP Rating | IP24 | IP24 |
| Refrigerant | R134a | R134a |
| Refrigerant capacity | 0.85 kg | 0.85 kg |
| Height | 1553-1569 mm (adjustable feet) | 1921-1937 mm (adjustable feet) |
| Diameter | 690 mm | 690 mm |
| Weight (empty) | 120 kg | 135 kg |
| Approvals | WaterMark Lic No. WMKA00301, AS3498 | |
| Weight (filled with water) | 340 kg | 437 kg |
| Average sound pressure level at 1m distance, free field (EN15036) | 45 dB(A) | 45 dB(A) |