PORTWEST FR402 WX3 FR Service Trouser

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PORTWEST FR402 – WX3 FR Service Trouser

The Portwest FR402 WX3 FR Service Trouser combines advanced flame-resistant protection with a contemporary workwear design. Made from a high-performance Bizflame fabric blend (99% cotton, 1% carbon fibre – 330g), these trousers provide inherent FR and anti-static protection, while ensuring durability and comfort for long-term industrial use.

Certified to EN ISO 11612 (Heat & Flame), EN ISO 11611 (Welding Protection), and EN 1149 (Anti-Static), the FR402 is ideal for welders, fabricators, utilities, petrochemical, and heavy industry professionals. The modern WX3 fit is paired with multiple storage pockets, knee pad pockets, and reinforced seams, ensuring both safety compliance and functional practicality.


✅ Key Features & Benefits

  • WX3 design with Bizflame FR fabric (330g) – strong, durable, and inherently flame resistant

  • EN ISO 11612 certified – protection against heat & flame

  • EN ISO 11611 certified – welding safety compliance

  • EN 1149 certified – anti-static protection

  • Knee pad pockets – compatible with standard knee pads for added comfort & safety

  • Multiple storage pockets – functional tool & work accessory storage

  • Reinforced seams & triple stitching – built for durability in demanding tasks

  • Contemporary WX3 fit – combines modern styling with professional-grade protection


⚠️ Important Information

  • Certified to EN ISO 11612, EN ISO 11611, EN 1149

  • Machine washable (check garment care instructions)

  • Suitable for welding, utilities, petrochemical, fabrication & heavy industry

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