Your ULT Freezer is designed and engineered to reliably protect your samples.  Our maintenance and service plans can extend your peace of mind by ensuring optimal performance and worry-free operation.  

World class expertise and global reach

As the world leader in serving science and part of the Thermo Fisher Scientific organization, we are ready to serve you with more than 2,000 highly trained Unity Lab Services technical professionals globally. Our organization has been serving our customers for more than 50 years and our engineers have an average of 18 years of experience operating and maintaining instruments we service. Each field engineer who works on your instrument is OEM factory trained and certified on that specific instrument, so you can be confident in your audit-readiness with regular service. You will receive consistent, high-quality installation, maintenance and repair for your ULT Freezer with the world-class expertise of the Unity Lab Services team.

Service plans

Your lab equipment performance is crucial to the overall productivity of your lab, and there’s no time for downtime when it comes to science. Unity Lab Services lab equipment service plans offer a 50% faster response and up to 50% remote resolution when compared to customers without a service plan.


Service plan customers also get priority access to our original equipment manufacturer (OEM) trained and certified technical specialists through enhanced remote support tools — you’ll get front-of-the-line service from our experts who know your equipment best. For repairs requiring on-site corrective services, we offer faster varied response targets to meet your unique needs.


Finally, our service plans ensure you receive annual preventive maintenance to help increase equipment uptime, so you can feel confident that your equipment is performing according to specifications.

The Unity Lab Services Advantage – Superior quality service to get you up and running faster

Compliance services

Maintaining compliance and audit-readiness in regulated environments takes significant time and resources, and we are uniquely prepared to provide this service efficiently and on your behalf. Our comprehensive suite of compliance services can increase your lab’s performance, ensure system functionality, and minimize the risk of failed audits for your lab freezers. We support all major regulatory guidelines, including GLP/GMP, GxP, 21 CFR Part 11, and ISO.


The following is a selection of services especially useful for ULT Freezers.

Preventative Maintenance

This set of standard procedures helps ensure that your equipment is operating at or near the same level as when it was installed, helping to achieve the best audit outcomes. A typical PM includes inspection, cleanup, replacement of worn parts, and tuning.

Installation Qualification (IQ)

Documented verification that equipment is installed to manufacturers’ recommendations and/or user requirements.

Operation Qualification (OQ)

Documented verification that equipment (as installed) is operating as intended to manufacturer’s specifications.

Temperature Mapping (TM)

Provides data measured at different temperatures and locations, door opening recovery tests, backup system testing, and a variety of checkpoints.


Periodic verification that equipment is producing accurate results within specified limits compared to traceable standards of measurement.

Smart Connected Service

No matter where you are, you can monitor the security of your samples. Thermo Scientific Device Link technology gives you accurate, real-time temperature and access monitoring through the cloud.  When your ULT Freezer is covered under a Unity Lab Services Total Care Warranty or service plan, you’ll unleash the power of technical experts who will be at the forefront of monitoring your freezer, prepared to prevent sample loss from occurring. Our team can identify and resolve issues before they impact your lab with real time monitoring of 63 data parameters around the clock, including temperature, ambient, voltage, filter, battery, connectivity, and more. With a direct connection to our technical support team, you’ll also receive health reports to manage your fleet, along with condition-based maintenance recommendations. Let us monitor your freezer for you with Smart Connected Services, so you can focus on your work.

Replacement parts

Our eStore offers convenient online purchasing of thousands of replacement parts for your freezer model. From the store you can search by model, SKU, or part number for the most frequently requested parts.