
Rental of mobile heating, cooling, steam and power systems from 2.3 kW to 15 MW for rent, sale and system solutions

energy4rent GmbH
Plainfeld · Brunn am Gebirge · Vienna · MarchtrenkNew on Amplifa
About energy4rent
energy4rent GmbH, headquartered in Plainfeld (Salzburg), is an Austrian provider of mobile temporary energy. The company rents and sells mobile heating, cooling, steam and power systems in a performance range from 2.3 kW to 15 MW. The systems – energyMOBILe on trailers and energyUNITs in steel containers – are equipped with branded components from partners such as Viessmann, Weishaupt, Bosch or Daikin and are custom-built in the company's own planning department with its own production areas; parts of the systems are built by the partner company Heizkurier. The portfolio covers heat (oil, gas, pellets, electricity, 3.5–15,000 kW), cooling (4–1,200 kW), steam (28–16,000 kg/h) and power (66–1,000 kVA) including accessories such as tank systems, heat exchangers and ventilation units. Services include delivery, installation, commissioning, dismantling, fuel management, remote monitoring (energyVISION), operation management of steam systems and a 24/7 emergency hotline. Customers come from the construction and housing sectors, the energy industry, industry (including pharma), trade and events; deliveries are made to Austria, southern Bavaria, Italy and Slovakia. Since 2020, energy4rent has been part of the Heizkurier Group.
- Site
- Plainfeld
- Processes
- Renting mobile heating systems (heat), Renting mobile cooling systems (chillers, heat pumps, split units), Renting mobile steam systems (electric/oil/gas steam generators, steam containers), Renting mobile power systems/generators (diesel), Rental of mobile hot water systems (energyUNIT oil/gas), Custom manufacturing of mobile heating systems (own planning department, production areas), Installation, commissioning, dismantling and collection of rental systems, Planning of system solutions for mobile energy (heat, cooling, steam, power)
- Materials
- Heating oil, Natural gas, Liquefied petroleum gas, Pellets, Diesel
- Founded
- 2001
- Industries
- Construction and housing industry, Energy sector / district heating, Industry (pharmaceuticals, EPS production), Trade (hotels, museums, hospitals), Events, Crisis and emergency supply
- 01
Consultation and needs analysis
- 02
Planning of the system solution
- 03
Manufacturing/assembly of the system
- 04
Delivery and installation
- 05
Commissioning and instruction
- 06
Fuel management and remote monitoring
- 07
Dismantling and collection
Energy Types and System Technology
Heating oil
Fuel for mobile oil/gas heating and steam systems up to 15,000 kW or 16,000 kg/h.
Natural gas
Used in mobile heating and steam systems for building and process supply.
Liquefied petroleum gas
Alternative fuel option in the fleet for flexible deployment locations.
Pellets
Fuel for more than 500 mobile pellet heating systems of the Suter Group (70–150 kW).
Diesel
Fuel for mobile power generators from 66 to 1,000 kVA.
Locations

Plainfeld
ATHeadquarters
- Materials
- Oil, gas, pellets, diesel, electricity
- Planning department
- Production areas
- Equipment fleet
Brunn am Gebirge
ATEastern Austria branch
- Equipment fleet
- Team of technicians
Vienna
ATEastern warehouse (Schillingstraße 16)
- Warehouse base
Marchtrenk
ATCentral warehouse (Hovalstraße 11)
- Warehouse base
Systems and Solutions




Inside the production



Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Renting mobile heating systems (heat)Heat supply/rental of mobile systems | – | – | – | – | Oil, Gas, Pellets, Electricity |
| Renting mobile cooling systems (chillers, heat pumps, split units)Cooling supply/rental of mobile systems | – | – | – | – | Electricity |
| Renting mobile steam systems (electric/oil/gas steam generators, steam containers)Steam supply/rental of mobile systems | – | – | – | – | Electricity, Oil, Gas |
| Renting mobile power systems/generators (diesel)Power supply/rental of mobile systems | – | – | – | – | Diesel |
| Rental of mobile hot water systems (energyUNIT oil/gas)Heat supply/rental of mobile systems | – | 12.2 m × 2.4 m | – | – | Oil, Gas |
| Custom manufacturing of mobile heating systems (own planning department, production areas)Engineering | – | – | – | – | – |
| Installation, commissioning, dismantling and collection of rental systemsAssembly | – | – | – | – | – |
| Planning of system solutions for mobile energy (heat, cooling, steam, power)Engineering | – | – | – | – | – |
| Operation management of steam systems including oil managementEngineering | – | – | – | – | Oil |
| Remote monitoring/monitoring of the systems (energyVISION)Testing | – | – | – | – | – |
| Rental of mobile ventilation units (air heaters, air distributors)Heat supply/rental of mobile systems | – | – | – | – | Electricity |
| Heat supply/rental of mobile systems | – | – | – | – | – |
16 Anlagen & Maschinen
| Machine | Manufacturer / model | Quantity | Working area | Year built | Site |
|---|---|---|---|---|---|
| Mobile heating system energyRANGY (electric combination boiler) | energy4rent energyRANGY | – | 3.5 - 40 kW | – | – |
| Mobile electric air heater energyAIR | energy4rent energyAIR | – | 22 kW | – | – |
| Mobile oil extraction/heating system energyAQUA | energy4rent energyAQUA | – | 60 - 105 kW | – | – |
| Mobile electric heating system energyGRANGY | energy4rent energyGRANGY | – | 14 - 259 kW | – | – |
| Mobile heating system on trailer energyMOBIL Wärme oil/gas | energy4rent (built by Heizkurier) energyMOBIL | – | 30 - 1,000 kW | – | – |
| Mobile pellet heating system energyUNIT | energy4rent/Suter Group energyUNIT Wärme Pellets | – | 70 - 150 kW | – | – |
| Heating container energyUNIT Wärme oil/gas | energy4rent energyUNIT Wärme oil/gas | – | 150 - 15,000 kW; up to 40 ft (L: 12.2 m x W: 2.4 m) | – | – |
| Mobile split air conditioning unit energySPLIT | energy4rent energySPLIT | – | 4 - 7 kW | – | – |
| Mobile chiller/heat pump energyUNIT Kälte | energy4rent energyUNIT Kälte | – | 25 - 1,200 kW | – | – |
| Electric steam generator energySTEAMER | energy4rent energySTEAMER | – | 28 - 240 kg/h | – | – |
| Mobile steam system energyMOBIL Dampf oil/gas | energy4rent energyMOBIL Dampf | – | 700 kg/h | – | – |
| Steam container/steam boiler energyUNIT Dampf oil/gas | energy4rent energyUNIT Dampf | – | 1,000 - 16,000 kg/h | – | – |
| Diesel power generators energyMOBIL Strom | energy4rent energyMOBIL Strom | – | 66 - 1,000 kVA | – | – |
| Air distributor airHANDLER | energy4rent airHANDLER | – | up to 300 kW | – | – |
| Fan airVENT | energy4rent airVENT | – | up to 100 kW | – | – |
| Rental transformer | – | – | 4.5 MVA | – | – |
Additional services
Reference customers
History
- 2001
Founding of Hotmobil Vertriebs GmbH by Johann Linsberger in Marchtrenk as a licensed company; operational activity from January 2002 at the Aquatherm in Vienna.
- 2009
Sale of Hotmobil Deutschland GmbH to MAINOVA AG; change in the Germany–Austria cooperation.
- 2017
Dr. Georg Patay (former Vaillant manager) becomes Managing Director.
- 2018
Renaming to energy4rent GmbH (October 2018); end of the license agreement and expansion of the product range towards electricity.
- 2020
Establishment of market presence in Austria, southern Bavaria and neighboring countries together with the Heizkurier Group.
- 2021
New branch in southern Vienna (Brunn am Gebirge).
- 2022
Implementation of the E.N.E.2rent sustainability program.
- 2023
Acquisition of the Swiss Suter Group with more than 500 mobile pellet boilers.