ThermaGuard Expandable Enclosures
ThermaGuard Heated Enclosure Liner
IP65 Protection Standard certified

IP65 Protection Standard

IP66 Protection Standard certified

IP66 Protection Standard

Class 1 Division 2 certified

Class 1 Division 2 Rated

Signal Isolator Protective Housings

Signal Isolator Protective Housings by Terrapin Industrial include the ThermaGuard Expandable Enclosure and Heated Liner system. Designed for extreme cold, hazardous, and harsh industrial environments, these GRP and aluminum housings protect critical instrumentation in oil and gas, petrochemical, and process industries across North America.

Our Range of Products

ThermaGuard Expandable Enclosures

ThermaGuard Expandable Enclosures

  • IP65 dust & water protection
  • Single, double, triple config
  • Field-customizable entry ports
ThermaGuard Heated Enclosure Liner

ThermaGuard Heated Enclosure Liner

  • 30-year heater cable life span
  • 108W to 720W heat output range
  • T6 hazardous area rated design

Frequently Asked Questions

What environments are ThermaGuard enclosures rated for?

They are IP65-rated and operate reliably in temperatures as low as -60°F/-51.1°C with the heated liner installed.

Can the enclosure be installed around live instruments?

What instrument configurations does the expandable enclosure support?

Is the heated liner suitable for hazardous area locations?

How long does the heater cable last in the ThermaGuard liner?

What heat output range does the ThermaGuard Heated Liner provide?

What material is the ThermaGuard Expandable Enclosure made from?

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

Industries We Serve

Oil & Gas

Oil & Gas

Protects field instrumentation in sub-zero Arctic and hazardous upstream and midstream oil and gas environments.

Petrochemical

Petrochemical

Houses process control instruments in petrochemical plants with hazardous area classifications and extreme temperatures.

Process Control & Instrumentation

Process Control & Instrumentation

Provides reliable enclosure solutions for process instrumentation requiring freeze protection and hazardous area compliance.

Mining & Industrial Facilities

Mining & Industrial Facilities

Delivers modular, heated enclosures for mining and heavy industrial sites exposed to harsh winter weather conditions.

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

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Why Oil & Gas and Process Industries Choose Terrapin Industrial

Patented Modular Enclosure Design

Terrapin's patented expandable system allows enclosures to be installed around live instruments in stages, eliminating costly schedule breaks and downtime.

30% Lower Total Installation Cost

Pre-engineered entries, quick-connect mounting, and field-configurable ports reduce total installation time and cost by up to 30% versus traditional systems.

Superior Protection in Extreme Environments

IP65-rated GRP housings with T6-rated heated liners maintain safe operating temperatures down to -60°F, protecting instruments in the harshest field conditions.

Request a Quote for Signal Isolator Protective Housings

Submit your requirements and a Terrapin Industrial expert will respond quickly with specifications, pricing, and configuration guidance.

Contact Us Today

For immediate assistance, feel free to give us a direct call at (281)-615-1429 You can also send us a quick email at