{"product_id":"pundmann-therm-3l-ac-dc-water-heater-12v-110v","title":"Pundmann Therm 3L AC\/DC Water Heater (12V + 110V)","description":"\u003cdiv style=\"background: #1a1a1a; border-left: 4px solid #F26522; padding: 12px 16px; margin-bottom: 20px; border-radius: 4px;\"\u003e\u003ca style=\"color: #f26522; font-weight: 600; text-decoration: none;\" href=\"\/pages\/hot-water-calculator-stok-boilers\"\u003eNot sure which size fits your build? Use our Heater Sizing Calculator →\u003c\/a\u003e\u003c\/div\u003e\n\u003cp\u003eThe \u003cstrong\u003ePundmann Therm 3L Dual-Heater Boiler\u003c\/strong\u003e is the compact hot water solution purpose-built for van builds, campervans, overlanding rigs, and off-grid adventures. This US-spec unit features two independent heating elements - a 12V\/200W DC rod for charging off your vehicle battery or solar, and a 110V\/500W AC rod for shore power or generator hookups - giving you total flexibility wherever the trail leads.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eDual heating: \u003cstrong\u003e12V DC \/ 200W\u003c\/strong\u003e + \u003cstrong\u003e110V AC \/ 500W\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e3-liter food-grade 304 stainless steel tank\u003c\/li\u003e\n\u003cli\u003e3.5 bar pressure relief valve - safe for pressurized water systems\u003c\/li\u003e\n\u003cli\u003eEPP soft-shell insulation for excellent heat retention\u003c\/li\u003e\n\u003cli\u003eAuto shut-off thermostat at 70–75°C\u003c\/li\u003e\n\u003cli\u003eIdeal capacity for 1–2 person van or overland builds\u003c\/li\u003e\n\u003cli\u003eDrain valve opening to blow out for winterization\u003c\/li\u003e\n\u003cli\u003eMixing valve Included to avoid scolding temperatures\u003c\/li\u003e\n\u003cli\u003eDC\/DC switch included to optionally turn on heating elements (Fast and Slow energy-efficient heating options)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eSpecifications\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eCapacity: 3 Liters\u003c\/li\u003e\n\u003cli\u003eVoltage: 12V DC \/ 110V AC (US spec)\u003c\/li\u003e\n\u003cli\u003ePower: 200W (12V) \/ 500W (110V)\u003c\/li\u003e\n\u003cli\u003eMax Pressure: 3.5 bar\u003c\/li\u003e\n\u003cli\u003eWater Connection: 10mm diameter\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg style=\"display: block; margin-left: auto; margin-right: auto;\" alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0616\/8474\/4356\/files\/Screenshot_2026-03-18_at_7.57.53_PM.png?v=1773878291\"\u003e\u003c\/p\u003e\n\u003cp\u003eWhether you're crossing remote terrain or boondocking in the backcountry, the Pundmann Therm 3L ensures a hot shower is always within reach. Made in Germany, engineered for reliability.\u003c\/p\u003e","brand":"GoCode","offers":[{"title":"Default Title","offer_id":51849984377117,"sku":"PDU0339","price":765.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0704\/5831\/0941\/files\/8_24ef25f8-ae40-4810-a78b-d555d67fa7e8.png?v=1780690496","url":"https:\/\/noke-van-co.myshopify.com\/products\/pundmann-therm-3l-ac-dc-water-heater-12v-110v","provider":"Noke Van Co","version":"1.0","type":"link"}