{"product_id":"thermi-ic-replacement-battery-for-heated-socks-s-pack-4000b","title":"Thermi-ic Replacement battery for heated socks - S-Pack 4000B","description":"\u003cp data-start=\"56\" data-end=\"655\"\u003eThe \u003cstrong data-start=\"60\" data-end=\"112\"\u003eTherm-ic S-Pack 4000B Batteries for Heated Socks\u003c\/strong\u003e are high-performance rechargeable battery packs engineered to provide exceptional warmth and extended runtime for cold-weather activities. Designed for use with compatible Therm-ic heated socks, these advanced lithium-ion batteries help keep feet comfortably warm during skiing, snowboarding, winter hiking, hunting, and other outdoor adventures. Featuring integrated Bluetooth® technology, the S-Pack 4000B allows users to conveniently adjust heat settings from their smartphone, ensuring personalized comfort in changing weather conditions.\u003c\/p\u003e\n\u003cp data-start=\"657\" data-end=\"1164\"\u003eBuilt for demanding winter environments, the S-Pack 4000B delivers powerful, consistent heating performance with multiple temperature levels to suit individual preferences. The lightweight and compact design attaches securely to heated socks without restricting movement, making it ideal for long days on the mountain or in the backcountry. Whether you're facing freezing temperatures or spending extended hours outdoors, the Therm-ic S-Pack 4000B provides reliable warmth, convenience, and all-day comfort.\u003c\/p\u003e\n\u003cp data-start=\"1166\" data-end=\"1183\"\u003e\u003cstrong data-start=\"1166\" data-end=\"1183\"\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1184\" data-end=\"1494\"\u003e\n\u003cli data-section-id=\"1ltha18\" data-start=\"1184\" data-end=\"1272\"\u003e\n\u003cstrong data-start=\"1186\" data-end=\"1238\"\u003eHigh-capacity rechargeable lithium-ion batteries\u003c\/strong\u003e for extended heating performance.\u003c\/li\u003e\n\u003cli data-section-id=\"5qflzu\" data-start=\"1273\" data-end=\"1346\"\u003e\n\u003cstrong data-start=\"1275\" data-end=\"1302\"\u003eBluetooth® connectivity\u003c\/strong\u003e enables convenient smartphone heat control.\u003c\/li\u003e\n\u003cli data-section-id=\"qr5jnf\" data-start=\"1347\" data-end=\"1413\"\u003e\n\u003cstrong data-start=\"1349\" data-end=\"1386\"\u003eMultiple adjustable heat settings\u003c\/strong\u003e provide customized warmth.\u003c\/li\u003e\n\u003cli data-section-id=\"16vcvyy\" data-start=\"1414\" data-end=\"1494\"\u003e\n\u003cstrong data-start=\"1416\" data-end=\"1453\"\u003eLightweight, compact construction\u003c\/strong\u003e ensures comfort and freedom of movement.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Therm-ic","offers":[{"title":"Default Title","offer_id":48332241633498,"sku":"TC-T41-0902-007","price":174.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0363\/6851\/5210\/files\/Screenshot2026-08-14130224.png?v=1786734154","url":"https:\/\/www.utahskigear.com\/products\/thermi-ic-replacement-battery-for-heated-socks-s-pack-4000b","provider":"Utah Ski Gear","version":"1.0","type":"link"}