Advanced Heat Exchangers
For Maximum Efficiency & Reliability
Discover a comprehensive range of brazed, gasketed, and welded heat exchangers. Engineered for superior performance in diverse applications—from standard heating and cooling to aggressive media and extreme conditions.
Gasketed heat exchangers
SONDEX
SONDEX
SONDEX® standard plate heat exchangers offer flexibility and high efficiency for a wide range of industries. Their large plate portfolio allows full customization to meet your specific process requirements.
Brazed heat exchangers
(BPHE)
(BPHE)
Ideal for high-pressure and high-temperature applications, these compact units offer superior heat transfer efficiency. With over 30 years of development, they ensure energy savings and are available in copper, quartz, or stainless steel welds.
Welded heat exchangers
(SondBlock)
(SondBlock)
SondBlock and fully welded plate heat exchangers are designed to handle harsh media, high temperatures, and high pressures. Plate and casing heat exchangers are ideally suited for condensing and steam heating processes.
Tailored Solutions for Your Industry
Whether for HVAC, industrial processes, or specialized applications, our heat exchangers are customized to optimize performance, reduce operating costs, and ensure long-term reliability. This industry-specific engineering results in precise temperature control, maximized heat recovery, and significantly lower carbon footprint across your operations.
Why Choose Danfoss/Sondex Heat Exchangers?
With decades of innovation, our products are trusted worldwide for their durability, energy efficiency, and adaptability to both standard and demanding conditions. This translates into reduced lifecycle costs, minimal maintenance downtime, and future-proof systems that meet evolving regulatory and environmental standards.









