
ThermaGuard Expandable Enclosures
- IP65 dust & water ingress protection
- Fits single, double, or triple configs
- Rated to -60°F/-51.1°C environments







IP65 Protection Standard
Class 1 Division 2 Rating
T6 Hazardous Area Rating
Terrapin Industrial's instrument enclosures for petrochemical plants offer patented modular, expandable GRP enclosures with integrated heating solutions, insulation, and structural supports. Designed for hazardous areas and extreme cold, they reduce installation time by 30% while protecting critical process instrumentation in demanding petrochemical environments.
Talk to our experts for custom solutions and tailored guidance.
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Are these enclosures rated for hazardous areas in petrochemical plants?
Yes. Enclosures are Class 1 Division 2 rated and the heated liner is T6-certified for use in hazardous petrochemical locations.
What is the temperature range these enclosures can handle?
Can the enclosures be installed without taking instruments offline?
What enclosure materials are available for petrochemical environments?
How long does the heater cable last compared to traditional heaters?
Can the enclosures accommodate multiple instruments?
What heating options are available for these enclosures?
Talk to our experts for custom solutions and tailored guidance.

Protects process instruments in hazardous, extreme-temperature refinery and petrochemical plant environments.

Provides freeze protection and hazardous area compliance for field instrumentation on oil and gas sites.

Houses and thermally protects process control equipment in chemical plant environments requiring reliable temperature management.

Maintains instrumentation within safe operating temperatures in outdoor power generation plant installations.
Talk to our experts for custom solutions and tailored guidance.



Our patented expandable enclosures install in stages around live instruments, eliminating costly shutdowns and reducing total installation time and cost by 30%.
Products are IP65-rated and Class 1 Division 2 compliant, with T6-rated heated liners providing superior safety for petrochemical and oil and gas hazardous locations.
Patent-pending heated liner technology delivers a 30-year heater cable life expectancy—six times longer than traditional finned and block heaters—drastically cutting maintenance costs.
Submit your requirements and a Terrapin Industrial expert will respond promptly with specifications, pricing, and technical 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