CTC
Enertech AB
Ljungby, Sweden
About
Founded in 1923, CTC is a private headquartered in Ljungby, Sweden with approximately 200-500 employees specializing in Geothermal, Biomass, Energy Storage.
Enertech AB, operating under the CTC brand, is a premier European manufacturer of heating and climate solutions founded in 1923. The company produces a comprehensive range of products including ground source heat pumps, air-to-water heat pumps, oil boilers, wood-fired boilers, and hybrid heating systems. All development and manufacturing occurs in Ljungby, Sweden. CTC pioneered several innovations in Scandinavian heating, including the first air-to-water heat pump (CTC Rebell, 1985) and integrated dual-fuel combustion systems. The company is known for high-efficiency products with variable-speed technology, smart controls via mobile applications (CTC Connect, myUplink), and the flexible EnergyFlex system allowing multiple heat sources in a single installation. CTC holds Nordic Ecolabel certification and has received multiple innovation awards. The company was acquired by NIBE in 2017 and operates as part of NIBE Climate Solutions.
Headquarters
Ljungby, Sweden
Founded
1923
Employees
200-500
Company Type
Private
Business Models
Value Chain
Products
CTC GSi Ground Source Heat Pump
CTC EcoAir Air-to-Water Heat Pump
CTC EcoZenith
CTC EcoHeat
CTC EnergyFlex System
CTC Oil Boilers
CTC Solar Heating Systems
CTC Professional
Certifications & Awards
Certifications
Nordic Ecolabel (Swan Label)
ISO Certification
Awards
Most Innovative Product