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- HKN mit 136mm Tiefe
- FKN-4dbA leiser (Kopie 1)
- Roller EasySelect
- Portfolio Englisch
Welcome to the world of Heat Exchanger
Together with you we develop customized heat exchangers, air coolers and fan coil units for your refrigeration requirements.
Either as standard equipment or system-specific as a system solution.
Walter Roller offers the optimal solution for every capacity range and every application in refrigeration technology with its wide range of heat exchangers and air coolers.
Discover heat exchangers, air coolers and air conditioners.
Roller offers tailor-made solutions for your application!
- Air Cooler and Evaporator
- Fan Coil Units
- Heatpump Evaporator
- Condenser / Dry Cooler
- Heat Exchanger
- Furnitures and Walk-in Coolers
- Static air cooler
We offer solutions for these fields of application
Innovative solutions for you!
75% lower defrost energy costs!
With the Roller air cooler defrost concept, you reduce your defrost frequency to up to one defrost per a day only and save 75% on energy costs.
Maximum diversity in corrosion protection!
Roller offers you effective corrosion protection for all applications with which you can operate the heat exchangers safely and, above all, tightly over their entire life cycle.
Evaporator with factory installed superheat controller
Evaporator with factory-installed E-valve and superheat controller - ready to run with 40 pre-parameterised refrigerants incl. CO2.
- 75% lower defrost energy costs!
- Maximum diversity in corrosion protection!
- CO2 deep-freeze applications with a large ripening surface?
- Evaporator with factory installed superheat controller
- Luftkühler mit A2L
- Klimageräte mit CO2 bis 80 bar
Roller welcomes 155 trainees of the BSZ Leonberg
After a two-year break due to the pandemic, Roller was finally able to welcome trainees for mechatronics for refrigeration technology again. In mid-January 2023, 155 trainees from 7 vocational school…
Compact ceiling air cooler FKN/T - new variants
The FKN/FKNT series from Roller is a range of ceiling-mounted air coolers designed to meet the special requirements of small, walk-in cold rooms. These popular air coolers are constantly being…
Roller presents innovative, highly efficient air coolers suitable for use with F-Gas compliant refrigerants at Chillventa
Delivery reliability, energy efficiency and the use of F-Gas compliant refrigerants are the key themes of Roller's participation at this year's Chillventa. In line with these topics, Roller will be…
How can we help you?
We consult you competently and comprehensively!
Make a concrete enquiry now!
Tel.: +49 (0) 7156 / 2001-30