Heat pumps · MT

TecalorTTF 42.6 I topline

The Tecalor TTF 42.6 I topline is a heat pump with SCOP (35 °C) 5.29 and refrigerant R454B.^1,2

Last updated: 29 September 2026 Technical specifications ⇄ Compare this model

SCOP (35 °C): 5.29¹

Seasonal efficiency: how much heat you get per kWh of electricity across a heating season.
Refrigerant: R454B¹

Official source
Type (source): Ground source¹

Official source
Rated output 35 °C: 44.39kW¹

Official source
Rated output 55 °C: 41.89kW¹

Official source

Technical specifications

General
Type (source)	Ground source¹
Compressors	1¹
Capacity control	drehzahlregelung¹
Performance
Rated output 35 °C	44.39 kW¹
Rated output 55 °C	41.89 kW¹
Efficiency
SCOP (35 °C)	5.29¹
SCOP (55 °C)	4.08¹
Seasonal efficiency ηs 35 °C	204 %¹
Seasonal efficiency ηs 55 °C	155 %¹
Energy label 35 °C	A, , , ²
Energy label 55 °C	A, , , ²
Noise
Indoor unit sound power	50 dB(A)¹
Refrigerant
Refrigerant	R454B¹
Refrigerant GWP	466²
Refrigerant charge	4.5 kg¹
Electrical
Max. power input	18 kW¹
Connectivity & smart
SG Ready	Yes¹

Manufacturer documentation

Datasheet / specifications — TTF 85.6 I topline – Technische Daten und Produktvarianten (tecalor.de, PDF)

External links to Tecalor'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 Tecalor TTF 42.6 I topline?

The SCOP (35 °C) of the Tecalor TTF 42.6 I topline is 5.29.^1,2

Which refrigerant does the Tecalor TTF 42.6 I topline use?

The refrigerant of the Tecalor TTF 42.6 I topline is R454B.^1,2

Sources

List of eligible heat pumps (BEG) — Bundesamt für Wirtschaft und Ausfuhrkontrolle (BAFA) · accessed 27 Sept 2026
Heat Pump Keymark certificates — EHPA / DIN CERTCO (Heat Pump KEYMARK) · accessed 29 Sept 2026

Key figures