WWK Heat Pump

Become more self-sufficient at home

Self-sufficiency in your own home is an important factor. You can take a big step in the right direction with this DHW heat pump for outdoor installation. Not only does it use renewable sources for DHW heating, but with its superbly insulated cylinder, it also achieves excellent output values. For you, that means hot water for a bath or shower whenever you need it – with low energy consumption.

Easy to operate and connect

A user friendly LCD screen helps you operate the appliance. It shows you at a glance how much mixed water is currently available. What if you want to connect the heat pump to your photovoltaic system? Nothing could be simpler. The appliance comes with this option as standard, allowing you to make clever use of energy from the sun as well as the air.

£2,969.00 (plus VAT)

SKU: WWK 302 H Category:


The main features

  • DHW heat pump installed outdoors
  • Compact series for recirculation air mode
  • Hygienic DHW temperatures up to 65 °C achievable in efficient heat pump mode
  • Utilisation of environmental heat for energy efficient DHW heating
  • Highly reliable and cost saving due to the maintenance-free impressed current anode
  • Extremely quiet operation due to advanced acoustic separation
  • For supplying one or more draw-off points
  • Long service life and consistently high efficiency thanks to roll-bond heat exchanger
  • Maximum reliability and cost savings due to maintenance-free cylinder protection (impressed current anode)
  • Suitable for ambient temperatures down to –5 °C
  • Very robust as specifically designed for outdoor installation


TypeWWK 302 H
Technical data
Energy efficiency class, DHW heating (indoor air), load profile
Average heating output (A15 / W10-55)1.6 kW
Average heating output (A7 / W10-55)1.2 kW
COP (EN 16147 / A20)2,91
Nominal load profile (EN 16147)XL
Nominal DHW temperature (EN 16147)61 °C
Maximum available nominal amount of DHW at 40 °C (EN
16147 / A20)
457 l
Heat-up time (EN 16147 / A20)11,17 h
Average sound pressure level at 1 m distance, free field45 dB(A)
Sound power level (EN 12102)60 dB(A)
Min./max. application limits, heat source for heat pump
-5/-42 °C
Min./max. application limits for heat source-5/+42 °C
Max. DHW temperature with heat pump65 °C
Min. DHW temperature with heat pump61 °C
Height x diameter1905 x 690 mm
Weight135 kg
Power supply1/N/PE 220-240
V 50/60 Hz
Safety valve connectionRp 3/4
Nominal capacity302 l
Max. mixed water amount at 40 °C475 l

Additional information


222, 302, 222H, 302H