
Specialist company for motorhome technology: lithium energy systems, solar technology, air conditioning and smart control for recreational vehicles

CAREX GmbH Abt. Reisemobiltechnik
Castrop-Rauxel (DE)New on Amplifa
About CAREX Motorhome Technology
CAREX GmbH, based in Castrop-Rauxel, is a specialist company for motorhome technology that carries out conversions, retrofits and technical system solutions for motorhomes, pick-up campers, van conversions, megaliners, vans and tiny houses. Its range of services covers the planning and installation of complete lithium energy systems (as a Liontron distributor and registered Victron Energy installation partner), customized solar technology, inverter technology, charge boosters and charging systems, as well as smart controls with remote monitoring via Victron GX systems. In addition, roof air conditioning systems and ventilation systems (including Dometic, Truma, MaxxFan), 5G reception technology, measurement and control technology, refrigerators and ovens, Clesana toilet systems, TinyWash units and Weih-tec rear garage systems are installed and serviced. The work includes consulting, professional installation, wiring, commissioning and maintenance. Every vehicle is treated as an individual project; implementation is carried out in compliance with standards using proven components. The company is registered with the Münster Chamber of Crafts and serves more than 1,000 customers.
- Site
- Castrop-Rauxel
- Processes
- Lithium technology – planning and installation of complete lithium energy systems, Solar technology (premium solar technology, customized solar solutions), Inverter technology, Charge boosters & charging systems, Smart control & remote monitoring (Victron GX systems, touch display/app, WLAN/LTE remote access), 5G reception technology, Installation and electrical integration of roof air conditioners (incl. Dometic dual compressor), Measurement & control technology
- Materials
- Lithium Batteries (Liontron), AGM Batteries, Gel Batteries
- Industries
- Motorhome Technology, Camper/Van Conversion, Tiny Houses
- 01
Consulting and Planning
- 02
Selection of Components
- 03
Installation and Wiring
- 04
Electrical Integration
- 05
Commissioning
- 06
Maintenance and Optimization
Technologies & Components
Lithium Batteries (Liontron)
High-performance battery systems with integrated BMS for self-sufficient power supply in the motorhome.
AGM Batteries
Low-maintenance lead-acid alternative for power supply.
Gel Batteries
Leak-proof batteries for mobile applications.
Location
Castrop-Rauxel
DECompany headquarters and workshop
- Lot size
- Individual projects / single items
- Materials
- Lithium, AGM and gel battery systems
- Victron GX control systems (CERBO)
- Dometic roof air conditioners (dual compressor)
- MaxxFan Deluxe roof ventilators
- TinyWash units
Work Performed



Inside the production






Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Lithium technology – planning and installation of complete lithium energy systemsInstallation | – | – | – | – | – |
| Solar technology (premium solar technology, customized solar solutions)Installation | – | – | – | – | – |
| Inverter technologyInstallation | – | – | – | – | – |
| Charge boosters & charging systemsInstallation | – | – | – | – | – |
| Smart control & remote monitoring (Victron GX systems, touch display/app, WLAN/LTE remote access)Installation | – | – | – | – | – |
| 5G reception technologyInstallation | – | – | – | – | – |
| Installation and electrical integration of roof air conditioners (incl. Dometic dual compressor)Installation | – | – | – | – | – |
| Installation | – | – | – | – | – |
| Measurement & control technologyInstallation | – | – | – | – | – |
| Installation of refrigerators & ovensInstallation | – | – | – | – | – |
| Clesana toilet systems (installation)Installation | – | – | – | – | – |
| Installation | – | – | – | – | – |
| Weih-tec rear garage systems (installation)Installation | – | – | – | – | – |
| Individual conversions and retrofits for motorhomes (pick-up campers, van conversions, megaliners)Installation | – | – | – | – | – |
| Consulting, planning and commissioning of technical systems for motorhomesEngineering | – | – | – | – | – |
4 Anlagen & Maschinen
| Machine | Manufacturer / model | Quantity | Working area | Year built | Site |
|---|---|---|---|---|---|
| Victron GX control system (CERBO) | Victron Energy GX / CERBO | – | – | – | Castrop-Rauxel |
| Roof air conditioner dual compressor | Dometic | – | – | – | Castrop-Rauxel |
| MaxxFan Deluxe roof ventilator | MaxxFan Deluxe | – | – | – | Castrop-Rauxel |
| TinyWash unit | – | – | – | – | Castrop-Rauxel |
Additional services