Let’s make your system more efficient.
We’ll help you choose the best heat exchanger.
Plate heat exchangers that reduce energy costs by up to 50% and guarantee high efficiency
Customized heat exchange solutions manufactured in Denmark by experts with over 45 years of experience
- » Offer within 24 hours
» Fast delivery and models in stock
» 12-month warranty
» ISO 9001:2015 certified
» Competitive prices
» Customized solutions
With SonFlow plate heat exchangers, you get reliable energy efficiency, compact design, and longer service life. More than 45 years of industry experience and direct delivery from the factory ensure quality, short lead times, better prices, and technical support from engineers with international experience. Send us an inquiry and get an offer for the most suitable plate heat exchanger for your project.
A reliable partner for industry and HVAC solutions
KONTECH is the official distributor of SonFlow A/S for Bulgaria, Greece, Cyprus, Romania, and neighboring territories. SonFlow is a Danish company with over 45 years of experience in the development and manufacture of plate heat exchangers.
We work directly with the factory, which means shorter delivery times, more competitive prices, and technical support from engineers with international experience. Our heat exchangers are:
- Manufactured in Denmark according to ISO and CE standards
- 45+ years of technological leadership
- Direct delivery without intermediaries
What you lose when you DON'T use plate heat exchangers
- Low efficiency and higher energy costs
- More frequent maintenance and expensive repairs
- Limited customization options
- Corrosion and reduced service life
With SonFlow plate heat exchangers, you can solve these problems in the first year of operation.
Plate heat exchangers for every project - discover SonFlow products
From small HVAC systems to large industrial processes, SonFlow offers:
- gasket plate heat exchanger
- brazed plate heat exchanger
- Free Flow plate heat exchanger
- Plate condenser
We select the right model for your parameters and working conditions. See technical specifications.
Do you have any current projects?
Take the offer within 24 hours
What do you gain when you choose a SonFlow heat exchanger
Danish technology and European standards
Plate heat exchangers are manufactured in Kolding, Denmark.
45+ years of expert experience
SonFlow has over 45 years of expertise in manufacturing and design.
Proven quality and certifications
Modern and professional production facilities.
Up to 50% lower energy costs
Our engineering solutions minimize energy losses.
Up to 30% higher efficiency
Optimized design and high - quality materials.
Easy maintenance and disassembly
The detachable design facilitates servicing, saving time and money.
Flexible solutions for all applications
The wide range of models covers the needs of specific applications.
Fast production and delivery terms
We work directly with the manufacturing plant.
Custom solutions based on specifications
We create personalized configurations according to your specifications.
Competitive prices
Buy from an official distributor that delivers directly from the factory.
Long service life
Corrosion-resistant materials and precision manufacturing.
Full technical support
We ensure the optimal configuration of your heat exchanger.
Warranty and service
Every SonFlow heat exchanger comes with an official factory warranty.
Real customer projects
Many industrial and HVAC companies already use SonFlow.
Sustainability production
SonFlow follows sustainable practices in manufacturing.
From production to your site – directly from our deliveries
See real photos of our deliveries – proof of the quality you receive.
Contact us for a personalized offer for a plate heat exchanger.
Send an inquiry
Take the offer within 24 hours
Select the right heat exchanger for your project
Gasket plate heat exchanger
Brazed plate heat exchanger
Free Flow plate heat exchanger
Condenser plate heat exchanger
Ask for a specific model
Get a quick quote
Intelligent solutions for heat exchange
Higher efficiency
Innovative plate heat exchanger technology delivers up to 30% higher efficiency in advanced heat exchange solutions.
Serviceable design
Plate heat exchangers with serviceable design for easy maintenance and long-lasting performance.
Optimized costs
SonFlow plate heat exchangers are engineered for maximum energy efficiency and a quicker return on investment.
Do you have any current projects?
Get an offer within 24 hours.
Get to know SonFlow up close
SonFlow A/S is a leading European manufacturer of plate heat exchangers, certified to the highest international standards. Renowned for its reliability and quality, SonFlow guarantees optimal performance and energy efficiency in every product.
SonFlow was founded in 2019 by Aage Søndergaard. A few years earlier, he sold his life's work, Sondex, to Danfoss. Thanks to decades of experience and innovation, SonFlow quickly established itself as a leader in the design and manufacture of plate heat exchangers.
Today, SonFlow manufactures cutting-edge plate heat exchangers that set new standards for efficiency and reliability, providing solutions for a wide range of industries. Get to know SonFlow up close and watch the video to the end.
SonFlow operates through a wide network of distributors. KONTECH is the official distributor in Europe. We supply plate heat exchangers in Bulgaria, Greece, Cyprus, Romania, and other neighboring countries. If you are developing a business in any of these regions, we would be happy to get in touch with us.
Proven effectiveness trusted by industries worldwide
98%
customer satisfaction
100% compliance
with industrial standards
10 000+
plate heat exchangers sold
Up to 50%
reduction in energy costs
Frequently asked questions (FAQ)
What are the typical applications of SonFlow products?
- HVAC - heating & cooling, hot water production, refrigeration, ect.
- Industry - heavy industry, chemical industry, marine, ect.
- Food and beverage - dairy, brewery, sanitary & food industry.
Are plate heat exchangers available in stock?
Some types of brazed heat exchangers are available in stock and ready for delivery.
Gasketed plate heat exchangers are manufactured upon individual request, based on your specific project requirements. Contact us for more info.
What is the delivery time for SonFlow plate heat exchangers?
Both gasketed and brazed plate heat exchangers have a standard delivery time of up to 4 weeks. Due to public holidays or planned summer vacations, delivery times may occasionally vary. For a more precise estimate, please contact us.
Request for quotation
Specify the main technical parameters of your project to receive a personalized offer as soon as possible. Fill in the required information in the form below and click "Send" to submit it.
High-quality heat exchange solutions delivered directly from the factory
Over 45 years of experience in heat exchange technologies. Certified products.
Send parameters
Specify flow rate, temperatures, fluid, heat load, pressure. We will send you a specific offer and delivery time within 24 hours.
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