
Development and distribution of highly efficient heat pumps and hydraulic components with its own factory customer service
Thermoplus Wärmepumpe Technology GmbH
Stuttgart · Schönaich · Munich · BöblingenNew on Amplifa
About Thermoplus
Thermoplus Wärmepumpe Technology GmbH is a German-French technology company based in Stuttgart that develops and distributes heat pumps and associated hydraulic components for the heat supply of buildings. The product portfolio comprises five product groups with a total of 324 variations: the ProTherm monoblock heat pump series (8–15 kW, refrigerant R290) and EffiTherm (6–16 kW, refrigerant R32), pump groups made of steel, brass, PTFE and EPDM, fresh water stations with plate heat exchangers as well as stratified buffer tanks and ready-assembled modules. All products are developed entirely in Stuttgart; production takes place to over 90% in Europe, including in Leipzig, Rottenburg and the Czech Republic. In addition, the company operates its own factory customer service that installs, commissions, maintains, repairs and supplies with spare parts heat pumps from Thermoplus and Bosch, as well as the Thermoplus Academy for training of specialist partners. Areas of application are residential buildings, office buildings, commercial, industrial applications and hotels.
- Site
- Stuttgart
- Processes
- Heat pump assembly/installation (factory customer service), Core drilling (ground drilling for heat pumps), Installation of PV systems, Commissioning, maintenance, inspection and repair of heat pumps, Research, development and design of heat pumps, Planning of heating/heat pump projects (HP + PV combination), Factory customer service (installation and commissioning of heat pumps and PV systems), Maintenance and inspection
- Materials
- Steel, Brass, PTFE, EPDM, asbestos-free fiber gasket, Refrigerant R290 (propane), Refrigerant R32
- Certificates
- 10-year product guarantee, Performance guarantee, Subsidy guarantee (BAFA/KfW)
- Industries
- Residential buildings (new construction, renovation, refurbishment), Office buildings, Commercial, Industrial applications, Hotels
- 01
Research and development (Stuttgart)
- 02
Production/supply in Europe (> 90%)
- 03
Distribution via 50+ partner companies throughout Germany
- 04
Installation and commissioning by its own factory customer service
- 05
Maintenance, repair, spare parts and remote monitoring
- 06
Training (Thermoplus Academy)
Materials and refrigerants
Refrigerant R290 (propane)
Natural refrigerant of the ProTherm series with a GWP of 3, environmentally friendly and supported by BAFA with a 5 % additional subsidy.
Refrigerant R32
Refrigerant of the EffiTherm monoblock series for systems capable of heating and cooling.
Steel
Material of the pump groups for mixed and unmixed heating circuits (PN 6).
Brass
Material of the pump group fittings such as ball valves and mixers.
PTFE
Plastic material for tight, durable components of the pump groups.
EPDM
Elastomer for seals of the pump groups.
Locations

Stuttgart (Headquarters)
DEHeadquarters with research, development and product design
Schönaich
DEService center and factory customer service, exhibition facility

Munich
DEEnergy center

Böblingen
DECentral warehouse and exhibition Southern Germany
Products and assemblies





Inside the production




Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Heat pump assembly/installation (factory customer service)Assembly | – | – | – | – | – |
| Core drilling (ground drilling for heat pumps)Engineering | – | – | – | – | – |
| Installation of PV systemsAssembly | – | – | – | – | – |
| Commissioning, maintenance, inspection and repair of heat pumpsTesting | – | – | – | – | – |
| Research, development and design of heat pumpsEngineering | – | – | – | – | – |
| Planning of heating/heat pump projects (HP + PV combination)Engineering | – | – | – | – | – |
Additional services
Reference customers
Quality and guarantee
Thermoplus grants a 10-year product guarantee against manufacturing defects and material defects as well as a performance guarantee; components are sourced exclusively from market leaders. The remote monitoring of the factory customer service continuously monitors the operation of the systems.
| Evidence | Stuttgart (Headquarters) |
|---|---|
| 10-year product guarantee | |
| Performance guarantee | |
| Subsidy guarantee (BAFA/KfW) |
History
- 2025
Privacy policy as of May 7, 2025; website © 2025 Thermoplus Wärmepumpe Technology GmbH