
ThermaGuard Expandable Enclosures
- IP65 dust & water protection
- Fits 1, 2, or 3 instruments
- Rated to -60°F/-51.1°C


IP65 Protection Standard
Class 1 Division 2
Hazardous Area T6 Rating
PID Controller Enclosures by Terrapin Industrial are modular, expandable enclosures designed to protect process control instrumentation in extreme environments. Featuring IP65 protection, Class 1 Division 2 ratings, and optional ThermaGuard Heated Liners, these systems reduce installation time and costs by 30% while maintaining reliable operation in temperatures as low as -60°F.


What temperature environments are these enclosures rated for?
ThermaGuard enclosures maintain above 75°F internally in environments as cold as -60°F when equipped with the heated liner.
Are these enclosures rated for hazardous locations?
Can the enclosure be installed around existing instruments?
What materials are the enclosures made from?
How many instruments can one enclosure accommodate?
What is the expected lifespan of the heated liner's heater cable?
Can entry ports be customized in the field?
Talk to our experts for custom solutions and tailored guidance.

Protects field instrumentation and process control equipment in extreme cold and hazardous classified locations.

Houses PID controllers and instrumentation safely in hazardous T6 areas and harsh chemical processing facilities.

Maintains safe operating temperatures for instruments in sub-zero arctic environments down to -60°F with heated liners.

Provides weatherproof, modular enclosure solutions for process control instrumentation on offshore platforms and power plants.
Talk to our experts for custom solutions and tailored guidance.



Terrapin's patented expandable enclosures install in stages or fully pre-assembled, reducing total installation time and cost by 30% without taking instruments offline.
IP65-rated GRP enclosures with T6-rated heated liners maintain instrument temperatures above 75°F even in -60°F arctic environments and classified hazardous areas.
Individually replaceable parts and a 30-year heater cable life expectancy—versus 5 years for traditional heaters—dramatically reduce lifecycle maintenance costs and downtime.
Submit your requirements and a Terrapin Industrial expert will respond promptly 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