Product Resources & Downloads

The Stirling Ultracold product line represents a revolution in ultra-low temperature refrigeration. All of these ULT freezers combine the energy-efficient and reliable free-piston Stirling engine with a thermosiphon, integrated into a vacuum-insulated cabinet, running 100% natural refrigerants. And all three models are designed to operate over a wide range of temperatures and voltages.

Select a category below for publications directly related to your freezer model, or scroll down for general Stirling Ultracold documentation.

Terms and Conditions of Sale

Warranty Registration (137 KB) – Save time by using our online warranty registration form here.

Decontamination Certificate (145 KB) – Required before returning any Stirling Ultracold product. Must be pre-cleared with a Return Merchandise Authorization number.