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BuderusLogatherm WLW196i.2-6 ARTP120 S+

Buderus Logatherm WLW196i.2-6 ARTP120 S+
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The Buderus Logatherm WLW196i.2-6 ARTP120 S+ is an air-to-water heat pump with a SCOP of 4.73 (35 °C) and a sound power level of 50 dB(A).1

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SCOP (35 °C)
4.731

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

Heating capacity (A7/W35)
4.01kW1
Official source
Outdoor unit sound power
50dB(A)1
Official source
Refrigerant
R410A1
Official source
Type (source)
Air-to-water1
Official source

Technical specifications

General
Type (source) Air-to-water1
Performance
Heating capacity (A7/W35) 4.01 kW1
Rated output 35 °C 6.2 kW1
Rated output 55 °C 5.91 kW1
Min. outdoor temperature -18 °C1
Efficiency
SCOP (35 °C) 4.731
SCOP (55 °C) 3.451
Seasonal efficiency ηs 35 °C 186 %1
Seasonal efficiency ηs 55 °C 135 %1
Energy label 35 °C A, , , 1
Energy label 55 °C A, , 1
COP A7/W35 4.781
Noise
Outdoor unit sound power 50 dB(A)1
Indoor unit sound power 49 dB(A)1
Refrigerant
Refrigerant R410A1
Refrigerant GWP 2,0881
Refrigerant charge 2.35 kg1

Manufacturer documentation

  • Product page (buderus.de)
  • Brochure / leaflet — Logatherm WLW196i Wärmepumpen-Systeme (AR S+, AR, IR) (buderus.de, PDF)
  • Manual — Logatherm WLW196i.2 IR/AR TP120 – Bedienungsanleitung (buderus.de, PDF)
  • Manual — WLW196i.2 AR/IR IDU iB – Bedienungsanleitung (buderus.de, PDF)

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

Which refrigerant does the Buderus Logatherm WLW196i.2-6 ARTP120 S+ use?

The Buderus Logatherm WLW196i.2-6 ARTP120 S+ uses R410A.1

Sources

  1. Heat Pump Keymark certificates — EHPA / DIN CERTCO (Heat Pump KEYMARK) · accessed 29 Sept 2026