Portwest S548 Hi-Vis Ultrasonic Heated Tunnel Jacket - Battery Included

Meet the Portwest S548 Hi-Vis Ultrasonic Heated Tunnel Jacket — a high-visibility, insulated layer designed for outdoor workers who need warmth, protection, and dependable visibility in demanding conditions. With battery-powered carbon fibre heating and smart heat management, you control comfort on site.

• Hi-Visibility Certification: EN ISO 20471 certified after 25x washes, ensuring you stay easily seen on site even after repeated laundering.
• Carbon Fibre Heated Panels: Embedded into the padded shell to deliver targeted warmth where you need it most, keeping core areas comfortably warm.
• Battery-Powered Heating: Includes a battery and micro USB charging cable for ready-to-use warmth right out of the box.
• Three Heating Settings: Chest-mounted control lets you switch between heat levels to match changing conditions without removing layers.
• Weather-Resistant Construction: Premium water-resistant fabric with heat-sealed seams and a TPU membrane to repel rain and wind.
• Insulatex Lining: Inner lining traps heat quickly to increase warmth without adding bulk.
• Detachable Lined Hood: Provides extra protection against wind and drizzle and can be removed when not needed.
• Durable, Practical Design: Elasticated cuffs, drawcord adjustable hem, chin guard with internal storm flap, and a premium stain-resistant finish that repels oil, water, and grime.
• Storage and Accessibility: Front zip opening plus 2 side zip pockets and a total of 4 pockets for secure storage; battery pack is easy to load and access.
• Careful Construction: Shell fabric is 100% Polyester Pongee Ripstop with TPU membrane bonded to 100% Polyester Tricot Knit; lining is 100% Polyester Taffeta; filling is 100% Polyester 260g for reliable warmth and durability.

With the S548, you gain reliable warmth on cold days, enhanced safety through high-visibility design, and practical, on-site convenience. The heated panels provide targeted warmth without bulky layering, while heat-sealed seams and the TPU membrane boost weather resistance. The detachable hood, adjustable hem, and multiple pockets support real-world tasks—from site inspections to equipment transport—making this jacket a practical choice for construction, utilities, logistics, and outdoor maintenance.