Stiebel Eletron

WWK 222/222H and WWK 302/302H

  • German engineered
  • Designed for Australian conditions
  • Quiet operation with encased compressor design
  • Suitable for hard or soft water areas with maintenance free current impressed anode
  • Operates down to minus 5°C, ideal for cold climates
  • Unique roll bond condenser technology for optimal heat transfer
  • Active defrost function maintains operation in cold climates automatically
  • Single piece design for ease of installation
  • Ideal to operate with solar PV system

Sizes :

Stiebel 302 – $4025*
Steibel 222 – $3805*

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

Technical Data

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
Outdoor – 500mm either side of the grill.
See installation guide
Cylinder capacity 220 Litres 302 Litres
Cylinder material Enamelled Steel
Permissible operating pressure 850 kPa 850 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)