
ThermaGuard Expandable Enclosures
- IP65-rated GRP construction
- Single, double, or triple config
- Rated to -60°F/-51.1°C


IP65 Protection Standard
IP66 Protection Standard
Class 1 Division 2 Rated
Industrial Power Supply Enclosures from Terrapin Industrial feature patented modular designs for flexible installation in extreme environments. The ThermaGuard Expandable Enclosure and Heated Liner systems deliver IP65-rated protection, hazardous area compliance, and reliable temperature maintenance down to -60°F, reducing installation time and costs by 30%.


What is an enclosed power supply?
An enclosed power supply houses electrical or instrumentation components in a protective casing, shielding them from dust, moisture, and extreme temperatures.
What does an electrical enclosure look like?
What temperature environments are these enclosures rated for?
Are these enclosures suitable for hazardous area installations?
Can the enclosure be installed around existing instruments?
What materials are used in the ThermaGuard enclosures?
How long does the heater cable in the heated liner last?
Talk to our experts for custom solutions and tailored guidance.

Protects field instrumentation and process control equipment in sub-zero and hazardous oilfield environments.

Provides T6-rated heating and IP65 protection for instruments in hazardous chemical processing facilities.

Maintains safe operating temperatures for instrumentation in extreme sub-zero arctic and cold-weather installations.

Delivers reliable freeze protection and modular enclosure solutions for instrumentation in power plants and industrial plants.
Talk to our experts for custom solutions and tailored guidance.



Terrapin's patented expandable design reduces total installation time and cost by 30%, eliminating offsite integration and schedule delays on every project.
ThermaGuard systems maintain >75°F interior temperatures in -60°F environments and comply with Class 1 Div 2 and T6 hazardous area ratings for the harshest conditions.
The patent-pending heated liner features a 30-year heater cable life expectancy—six times longer than traditional finned and block heaters—minimizing maintenance costs and downtime.
Submit your requirements and a Terrapin Industrial expert will respond quickly with specifications, pricing, and configuration guidance.
For immediate assistance, feel free to give us a direct call at (281)-615-1429 You can also send us a quick email at
For immediate assistance, feel free to give us a direct call at (281)-615-1429 You can also send us a quick email at