The World Leader in Free-Piston Stirling Engines and Cryocoolers

Sunpower is the world leader in free-piston Stirling technology. Our reputation for producing reliable and efficient Stirling engines and cryocoolers is known world-wide.

Sunpower’s engineering services include prototype design, development and fabrication of free-piston Stirling engines. The CryoTel® line of cryocoolers has outstanding performance, manufacturing accuracy, and quality. We invite you to contact us for more information about our services or products.

Sunpower’s CryoTel cryocoolers are the result of over 30 years of technical leadership, innovation and evolution in free-piston Stirling technology.  Our cryocoolers are cost effective, low in vibration, and extremely efficient.  In fact, you will not find a more efficient cryocooler on the market.  Since they require no maintenance, our customers can expect many years of high-performance, trouble-free cooling.

With Sunpower’s reputation for exceptional performance and reliability, the CryoTel family of cryocoolers is increasingly used in the medical, instrumentation, aerospace, research and development, security, astronomy, telecommunications, and pharmaceutical markets.  In addition, Sunpower’s cryocoolers integrate with and support technologies such as high temperature superconductivity,  mass spectrometry, optics, NMR, detectors, gas liquefaction, low noise amplifiers, and more.

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