5.0kW to 11.2kW – R32 Ecodan Ultra Quiet PUZ Range

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The multiple award winning range of Ultra Quiet AA chassis Ecodan monobloc air source heat pumps are designed specifically to suit the demands of the UK market and includes 6.0, 8.5 and 11.2kW sizes.
The innovative, stylish and compact single fan outdoor unit utilises advanced technologies to deliver improved efficiencies. Designed for a wide range of applications, the market leading low noise levels virtually eliminate the need for planning permission, maximises installation options and is a viable solution for all types of domestic requirements that the UK housing market demands Designed especially for residential applications the 5.0, 6.0, 8.5kW and 11.2kW units are 3 times quieter than previous models, virtually eliminating planning restrictions.

A+++ high efficiency system
Ultra quiet noise levels
Maintains full heating capacity at low temperatures
Zero carbon solution
MELCloud enabled


Model ReferenceRated Heat Output kW (System COP)
Vol (L)

Cap (kW)



Heat Pump
Reg No.
Outdoor UnitA-7/W35A2/W35A7/W35A2/W55
PUZ-WM50VHA(-BS)5.50 (3.13)5.40 (3.40)5.60 (4.82)5.00 (1.98)7N/A16 (1Ph)

PUZ-WM60VAA(-BS)6.60 (2.95)7.10 (3.40)7.90 (4.80)6.90 (2.39)9N/A16 (1Ph)HP_0609
PUZ-WM85VAA(-BS)8.80 (2.45)9.70 (3.20)10.50 (4.55)9.20 (2.25)12N/A16 (1Ph)HP_0610
PUZ-WM112VAA(-BS)12.10 (2.80)12.50 (3.17)13.50 (4.55)11.30 (1.93)16N/A16 (1Ph)HP_0611

Features and Benefits

  • Built-in Melcloud WiFi control also allows Remote control, monitoring, maintenance and
    technical support
  • Self-contained unit, only requiring water and electric connections
  • Optimised low ambient defrost control and operation down to -7ºC
  • Multiple unit cascade function
  • No need for gas supply, flues or ventilation
  • Single phase power supply with a low starting current
  • Low maintenance and quiet operation
  • Operates with outside temperatures as low as -25ºC
  • Multiple unit connection
  • Hybrid function, for use with conventional boilers
  • 2-zone energy efficient space heating control
  • Available as a standalone, packaged or semi packaged system
  • Energy monitoring as standard
  • Coastal protection models available (-BS)

Full Heating Capacity at low ambient temperatures


Application Examples

  • The vast majority of UK homes
  • Small Retail Outlets
  • Dental / Doctor’s Surgeries
  • Public Sector / Commercial Buildings

Package inclusive of the following

  • Ecodan Condensing Unit
  • PAC-IF072B-E (FTC6) Flow Temperature Controller
    • For control and connection to third party cylinder
    • Note: select The FTC2BR interface when interfacing with third party or BEMS (Building Energy Management System) controls.
  • PAR-W30 Main RC Controller
  • ACC-FCP-S28 Flexible Hose Connectors
  • Flow Setter Valve (FM)
  • ACC-MFI-S22 FTC6 Magnetic Particle Filter (size 60 model and below) or ACC-MFI-S28 FTC6 Magnetic Particle Filter (size 85 model and above)
  • PAC-FS01-E Sika Flow Sensor
  • TF1 Magnetic Filter
  • Magnetic Override Switch
  • PAC-TH011TK2 Cylinder Sensor THW5
  • MAC-5671F-E1 WIFI
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