Heat pumps · MT

BuderusLogatherm WPS 64.2 HT

Buderus Logatherm WPS 64.2 HT
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The Buderus Logatherm WPS 64.2 HT is a heat pump with SCOP (35 °C) 5.14 and refrigerant R410A.1,2

Last updated: Technical specifications ⇄ Compare this model

Key figures

SCOP (35 °C)
5.142

Seasonal efficiency: how much heat you get per kWh of electricity across a heating season.

Refrigerant
R410A2
Official source
Type (source)
Ground source2
Official source
Rated output 35 °C
63.73kW2
Official source
Rated output 55 °C
64.59kW2
Official source

Technical specifications

General
Type (source) Ground source2
Compressors 21
Capacity control leistungsstufen1
Performance
Rated output 35 °C 63.73 kW2
Rated output 55 °C 64.59 kW2
Efficiency
SCOP (35 °C) 5.142
SCOP (55 °C) 4.082
Seasonal efficiency ηs 35 °C 198 %2
Seasonal efficiency ηs 55 °C 155 %2
Energy label 35 °C A, , , 2
Energy label 55 °C A, , , 2
Noise
Indoor unit sound power 67 dB(A)2
Refrigerant
Refrigerant R410A2
Refrigerant GWP 2,0882
Refrigerant charge 9.3 kg2
Electrical
Max. power input 32.2 kW1
Connectivity & smart
SG Ready Yes1

Variants

This model is registered in 2 combinations (for example with a different indoor unit or cylinder) with exactly the same performance. All figures on this page apply to each of these types. The part of the type number that differs is in bold; small differences (e.g. cylinder volume or anode) are listed after it:

  • Logatherm WPS 64.2 HT
  • Logatherm WPS 64.2 HT

Manufacturer documentation

External links to Buderus's official website. The manufacturer may change or move documents; where they differ, the manufacturer's latest version applies.

Frequently asked questions

What is the SCOP (35 °C) of the Buderus Logatherm WPS 64.2 HT?

The SCOP (35 °C) of the Buderus Logatherm WPS 64.2 HT is 5.14.1,2

Which refrigerant does the Buderus Logatherm WPS 64.2 HT use?

The refrigerant of the Buderus Logatherm WPS 64.2 HT is R410A.1,2

Sources

  1. List of eligible heat pumps (BEG) — Bundesamt für Wirtschaft und Ausfuhrkontrolle (BAFA) · accessed 29 Sept 2026
  2. Heat Pump Keymark certificates — EHPA / DIN CERTCO (Heat Pump KEYMARK) · accessed 29 Sept 2026