With more than 30 years of experience, Dirna Bergstrom has developed a strong understanding of the climate control challenges in many different industries.

Heavy-Duty Trucking
Heavy-Duty TruckingWith our selection of parking coolers, you will stay cool when it’s hot outside without idling your truck
ConstructionOff-highway machines are expected to work around the clock in the harshest conditions. Our solutions provide operator performance, comfort and safety.
AgricultureWe have a long history of supplying high-quality HVAC systems, units and parts to leading agricultural equipment manufacturers throughout Europe.
Bus & Specialty
Bus & SpecialtyWhether it’s HVAC systems for buses, minibuses, recreational, emergency and other specialty vehicles, you can rely on our more than 30 years of experience.
MilitaryWhen it comes to military duty applications, reliability is everything. We are a veteran you can trust.
LoggingExtreme environments require highly reliable HVAC systems. That’s why it’s critical to utilize high-quality HVAC systems that are extremely dependable.
Niche Automotive
Niche AutomotiveWe are a recognized quality supplier for niche automotive vehicles. Count on us for high-quality HVAC systems at an affordable price.
Electric & Special Vehicle
Electric & Special VehicleDirna Bergstrom has been on the forefront of developing HVAC systems for the electric vehicle market as well as for other special vehicles such as forklifts or road sweepers.
TrainsCount on us for heating and cooling equipment for trains, trams and metros.