The Portwest S548 Class 3 Ultrasonic Heated Tunnel Jacket delivers advanced insulation technology, premium weather protection, and certified high‑visibility performance. Built from a durable polyester ripstop outer with a bonded TPU membrane and soft tricot interior, this jacket is windproof, breathable, and water resistant. Carbon‑fibre heated panels are integrated into the design to provide on‑demand warmth, offering three adjustable heat settings controlled by a chest‑mounted button. A rechargeable battery delivers 3–10 hours of heat, depending on the level selected.
Key Features:
- Durable, breathable, windproof, and water‑resistant outer
- Carbon‑fibre heated panels with three heat settings
- Rechargeable battery provides 3–10 hours of warmth
- Texpel™ Stain Eco finish repels water and grime
- Heat‑sealed seams for improved weather protection
- Insulatex™ thermal lining traps heat quickly
- Chin guard with internal storm flap for added comfort
- Front zipper opening for easy access
- Zipped pockets with easy‑grip pullers
- Fully lined and padded for maximum warmth
- Contrast panels for improved dirt resistance
- Standards
- ANSI/ISEA 107 Type R Class 3
- ANSI/ISEA 107 Type P Class 3
- EN ISO 20471 Class 2 (S)
- EN ISO 20471 Class 3 (M+)
- RIS‑3279‑TOM Issue 2 (Orange only)