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Cincinnati Sub-Zero


Cincinnati Sub-Zero

Cincinnati Sub-Zero (CSZ) is an ISO-9001 certified company with over 70 years of industry experience in designing and manufacturing temperature controlled products. CSZ is comprised of three divisions - the Industrial Products Division, the Medical Products Division and the CSZ Testing Services Division. The industrial division offers a complete line of standard and built-to-order environmental test chambers including:Cincinnati Sub-Zero

Cincinnati Sub-ZeroTest chamber sizes range from benchtop to full walk-in rooms with temperature range capabilities of -300°F for cold chambers all the way to +1000°F for the extreme high temperature conditions. These products are primarily sold to the aerospace, nuclear, automotive, electronics/ telecommunications, metalworking, and other industries that have a need for environmental simulation testing.

From the smallest computer chip to rocket engines as well as full-sized automobiles and everything in between, CSZ has the right product to meet your most demanding test requirements.

Cincinnati Sub-ZeroCSZ’s technical service department operates through inside technical support and customer service staff supported by factory-trained service technicians world-wide. CSZ’s service department provides factory installs, repairs, calibration, system start-up and training, preventive maintenance programs, system upgrades and more.

The Testing division, CSZ Testing Services, is an A2LA accredited test laboratory that provides a wide range of environmental testing services, such as vibration testing, shock, temperature, humidity, altitude, thermal shock and corrosion testing services. ISO/IEC 17025 compliant. Visit for more information.

The Medical division provides a wide range of therapeutic temperature management products that are supplied to hospitals and home healthcare markets worldwide. Visit for more information.


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Technical Articles

CFC / HCFC / HFC Update (Heating and Cooling Equipment) With the end of new CFC production on January 1, 1996, concentration is focusing on the phase-out schedule for HCFCs. Below is a table that shows relevant dates for HCFCs. Of particular note for... (View Full Article)
Cold Energy (Product and Material Testing) In 1963, Cincinnati Sub-Zero Products, Inc. published a booklet entitled "Retained Austenite - Compression Block Studies Evaluate the Benefits of Sub-Zeroing". The contents were technical and... (View Full Article)

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