
ThermaGuard Expandable Enclosures
- IP65-rated GRP enclosure body
- Fits 1, 2, or 3 instruments
- Rated to -60°F/-51.1°C






IP65 Protection Standard
IP66 Protection Standard
Class 1 Division 2 Hazardous Area
Terrapin Industrial manufactures climate-controlled instrument enclosures, heated liners, finned heaters, insulation, and steam heaters designed for extreme cold and hazardous environments. Products feature patented modular designs that reduce installation time by 30%, serve oil and gas, petrochemical, and process industries across the USA and Canada.
Talk to our experts for custom solutions and tailored guidance.
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What temperature range can ThermaGuard enclosures operate in?
ThermaGuard enclosures maintain over 75°F interior temperature in ambient environments as low as -60°F when equipped with a heated liner.
Are these enclosures rated for hazardous area installations?
Can the enclosure be installed without taking instruments offline?
What materials are used in ThermaGuard enclosures?
How long does the heater cable in the heated liner last?
What heat output options are available for enclosure heating?
Can insulation be replaced without removing the enclosure or instrument?
Talk to our experts for custom solutions and tailored guidance.

Climate-controlled enclosures protect field instrumentation and process controls in extreme cold and hazardous upstream environments.

Hazardous-area-rated heated enclosures safeguard process instruments in petrochemical plants with strict T6 classification requirements.

Modular enclosures and insulation solutions maintain reliable instrument temperatures for continuous process monitoring and control.

Rugged IP65-rated enclosures with freeze protection sustain instrument operation in cold, outdoor mining and heavy industrial environments.
Talk to our experts for custom solutions and tailored guidance.



Terrapin's patented expandable enclosures install in stages around live instruments, eliminating offline downtime and reducing total installation cost by 30%.
ThermaGuard heated liners feature patent-pending heater cable rated for 30 years—six times longer than traditional finned and block-style heaters averaging 5 years.
Products maintain safe operating temperatures in environments as low as -60°F and are rated for Class 1 Div 2 and T6 hazardous area classifications.
Submit your requirements and a Terrapin Industrial expert will respond promptly with product recommendations and pricing.
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