Arc Flash Suits vs. Insulating Suits: What’s the Difference?

1|Different Materials

  • Arc Flash Suits: Made from inherently flame-resistant materials that prioritize heat and thermal protection.
  • Insulating Suits: Made from highly insulating materials that emphasize electrical isolation and wearer comfort.

2|Different Protection Objectives

  • Arc Flash Suits: Protect against the thermal and radiant effects of an arc flash explosion. Focus is on thermal protection.
  • Insulating Suits: Protect against electric shock by preventing electrical current from passing through the body.
  • Important Reminder: All arc flash garments are flame-resistant, but not all flame-resistant fabrics have been tested for arc flash protection.

Regulatory Compliance

Workers who may be exposed to arc flash or related thermal hazards must be equipped with arc-rated protective clothing.


ARC Stopper® by WLTech

Under the WLTech brand family, ARC Stopper® is a high-performance fabric that has undergone professional arc flash testing, offering both flame resistance and arc flash protection.

Wearing arc flash garments made from ARC Stopper® provides effective protection against arc-related injuries—ensuring safety in high-risk environments.

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