Cincinnati Sub-Zero, CSZ A Gentherm Company  


Positively Impacting People's Lives

We live out the belief every day that we can help to make the world better, whether it is by providing products to help patients recover from surgery, or helping make products safe & reliable.

Cincinnati Sub-Zero (CSZ) is a leading provider of temperature management equipment for over 75 years, we serve medical and industrial industries with high quality temperature management products and services worldwide. Although our products are specific to each of our three divisions (Medical, Industrial and Testing), each division leverages and builds upon the successes of the others.

For the healthcare market, our Medical Division designs products with both the caregiver and patient in mind. Products are designed for patient comfort and ease of use with innovation and one of a kind products used to manage patient body temperature in the operating room, recovery room, intensive care units, and other areas of hospitals throughout the world.

Our Industrial Division offers a full range of standard and custom-designed environmental test chambers providing our customers with solutions to meet their most demanding environmental testing requirements. These chambers range from small benchtop chambers to full walk-in chambers and rooms including temperature and temperature with humidity chambers, thermal shock chambers, altitude chambers, vibration chambers, HALT & HASS chambers, stability chambers, and more.

Our Testing Division utilizes CSZ test chambers in a contract test lab to serve its customers from locations in Cincinnati, Ohio and Sterling Heights, Michigan. 

We are part of the Gentherm family, a global developer and marketer focusing on innovative thermal management products for a broad range of heating and cooling and temperature control applications.

Our combined goal is to develop innovative temperature management solutions to fully support our customers' needs from design to delivery and after sale support.

Why CSZ?
Cincinnati Sub-Zero Capabilities


cszmedical testimonial

Why Choose Us?

1Over 75 years of experience providing temperature management solutions to meet and exceed your needs.

2Committed to customer satisfaction from design and production to after sales support.

3Highest quality and broadest portfolio of temperature management solutions on the market.