High-performing heat transfer solutions to meet your industry’s needs.

Trusted to provide heat transfer solutions for more than 140 years.

API Heat Transfer is a global leader in the design and manufacture of a wide range of heat transfer technologies that service virtually every industrial market including food and beverage, dairy, compressors, air separation, chemical processing, mobile vehicles, power generation, pharmaceuticals, HVAC and a wide variety of general industrial applications.
Our products are well-known for their innovative designs and exceptional quality.

The combination of more than 140 years of experience and the sale of >100 000 plate heat exchangers has made API Schmidt-Bretten one of the most competent, efficient partners in the heat exchange industry. A large selection of designs of SIGMA plate heat exchanger plates are available with different surface areas, corrugations, plate materials, plate thicknesses and gasket materials for all applications. With groundbreaking plate heat exchangers, plate evaporators and thermal systems, the family of SIGMA products meets the demand of virtually all market segments in an excellent way.

Follow us on a trip between hot and cold: Because heat exchange is our strength.

Contact us today and find out what we can do for you.

Featured Case Study
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SIGMADUAL- Semi-Welded Plate Heat Exchanger

SIGMADUAL- Semi-Welded Plate Heat Exchanger SCHMIDT® SIGMADUAL SEMI-WELDED PLATE HEAT EXCHANGERS API Heat Transfer SIGMADUAL semi-welded plate heat exchangers feature plates that are welded using advanced laser welding techniques. The product side is sealed by laser-weldings around the flow channels and with

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Improve gas-gas exchanger footprint and economics with a PSHE.

Improve gas-gas exchanger footprint and economics with a PSHE. Plate-type heat exchangers are known for high heat transfer coefficients. As a result, they are compact and lightweight compared to conventional shell-and-tube (S&T) exchangers. Another advantage of plate-type exchangers is a lower fouling tendency due to higher wall shear stress; however,

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