{"title":"Pundmann Water Heaters","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003ePundmann Therm hot water boilers are the gold standard in mobile water heating — engineered in Germany for van life, overlanding, and off-grid living. Whether you're crossing a remote mountain pass or camping for the season, the Pundmann Therm delivers reliable hot water from your existing power sources: your 12V battery bank, 110V shore power, solar setup, diesel parking heater, or engine coolant.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eEvery Pundmann Therm is built with food-grade 304 stainless steel, an EPP insulated shell, and a 3.5 bar pressure relief valve — designed from the ground up for the vibrations, temperature extremes, and space constraints of mobile use. Choose from 3L, 6L, 9L, and 10L capacities, with configurations ranging from simple 12V-only units to our flagship 3-in-1 AIR FLOW HEAT models that tap into four independent heat sources. As the official US distributor for Pundmann, GoCode Overland stocks the full lineup with US-spec heating elements (110V) so everything is ready for North American builds straight out of the box.\u003c\/p\u003e\n \u003cdiv style=\"background:#1a1a1a;border-left:4px solid #F26522;padding:12px 16px;margin:20px 0;border-radius:4px;\"\u003e                                                           \n    \u003ca href=\"\/pages\/hot-water-calculator-stok-boilers\" style=\"color:#F26522;font-weight:600;text-decoration:none;\"\u003eNot sure which size fits your build? Use our Heater Sizing \n  Calculator →\u003c\/a\u003e                                                                                                                                                            \n  \u003c\/div\u003e                                                                                                                                                                      ","products":[{"product_id":"pundmann-therm-3l-dual-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":"Pundmann","offers":[{"title":"Default Title","offer_id":51265222181028,"sku":"PDU0359","price":765.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0616\/8474\/4356\/files\/8_24ef25f8-ae40-4810-a78b-d555d67fa7e8.png?v=1780078656"},{"product_id":"pundmann-therm-6l-dual-heater-12v-110v","title":"Pundmann Therm 6L 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 href=\"\/pages\/hot-water-calculator-stok-boilers\" style=\"color: #f26522; font-weight: 600; text-decoration: none;\"\u003eNot sure which size fits your build? Use our Heater Sizing Calculator →\u003c\/a\u003e\u003c\/div\u003e\n\u003cp\u003eThe \u003cstrong\u003ePundmann Therm 6L Dual-Heater Boiler\u003c\/strong\u003e offers the ideal balance of capacity and compact size for full-time van dwellers and weekend warriors alike. With dual 12V DC and 110V AC heating elements, you can tap into any power source — your auxiliary battery bank, solar system, or campground shore power — to always have hot water ready.\u003c\/p\u003e\n\u003cp\u003eYou can standardize with 2 rods, which is very efficient, or you could opt to add an additional heating rod to zap water quickly.\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\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eOption for 3rd 500W Element for 1700W total\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e6-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: 6 Liters\u003c\/li\u003e\n\u003cli\u003eVoltage: 12V DC \/ 110V AC (US spec)\u003c\/li\u003e\n\u003cli\u003ePower: 200W (12V) \/ 1000W (110V)\u003c\/li\u003e\n\u003cli\u003eMax Pressure: 3.5 bar\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\u003eMade in Germany by Pundmann — the trusted European leader in mobile water heating for over two decades.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Pundmann","offers":[{"title":"700 W","offer_id":51283738624164,"sku":"PDU0358","price":935.0,"currency_code":"USD","in_stock":true},{"title":"900 W (Extra 200W DC Element)","offer_id":51382918676644,"sku":"PDU0358-2","price":1050.0,"currency_code":"USD","in_stock":true},{"title":"1200 W (Extra 500W AC Element)","offer_id":51283738656932,"sku":"PDU0358-1","price":1000.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0616\/8474\/4356\/files\/26_ba094fd8-26a1-444d-864b-5c1294701c81.png?v=1780079613"},{"product_id":"pundmann-therm-9l-dual-heater-12v-110v","title":"Pundmann Therm 9L 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                                                      \n    \u003ca href=\"\/pages\/hot-water-calculator-stok-boilers\" style=\"color:#F26522;font-weight:600;text-decoration:none;\"\u003eNot sure which size fits your build? Use our Heater Sizing \n  Calculator →\u003c\/a\u003e                                                                                                                                                            \n  \u003c\/div\u003e   \n\u003cp\u003eThe \u003cstrong\u003ePundmann Therm 9L Dual-Heater Boiler\u003c\/strong\u003e is the largest standard Pundmann Therm, delivering ample hot water capacity for couples or those who don't want to ration their showers on the road. The upgraded 110V\/1000W element heats water faster on shore power, while the 12V\/200W rod keeps you self-sufficient off-grid.\u003c\/p\u003e\n\u003cp\u003eYou can standardize with 2 rods, which is very efficient, or you could opt to add an additional heating rod to zap water quickly.\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 \/ 1000W\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eOption for 3rd 1000W Element for 2200W total\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e9-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: 9 Liters\u003c\/li\u003e\n\u003cli\u003eVoltage: 12V DC \/ 110V AC (US spec)\u003c\/li\u003e\n\u003cli\u003ePower: 200W (12V) \/ 1000W (110V)\u003c\/li\u003e\n\u003cli\u003eMax Pressure: 3.5 bar\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0616\/8474\/4356\/files\/Screenshot_2026-03-18_at_7.57.53_PM.png?v=1773878291\" alt=\"\" style=\"display: block; margin-left: auto; margin-right: auto;\"\u003e\u003c\/p\u003e","brand":"Pundmann","offers":[{"title":"1200 W","offer_id":51283741802660,"sku":"PDU0357","price":960.0,"currency_code":"USD","in_stock":true},{"title":"1400 W (Extra 200 W DC Element)","offer_id":51382920183972,"sku":"PDU0357-2","price":1050.0,"currency_code":"USD","in_stock":true},{"title":"2200 W (Extra 1000 W AC Element)","offer_id":51283741835428,"sku":"PDU0357-1","price":1025.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0616\/8474\/4356\/files\/34_3e27c3f1-edea-41c9-8ebc-9058a0c39afd.png?v=1780079770"},{"product_id":"pundmann-therm-3in1-10l-air-flow-heat","title":"Pundmann Therm Air Flow Heat 10L 4-in-1 Water Heater (Engine, Air, 12V + 110V)","description":"\u003cp\u003eThe \u003cstrong\u003ePundmann Therm AIR FLOW HEAT 10L\u003c\/strong\u003e is Pundmann's most advanced and versatile boiler - a true 3-in-1 (or 4-in-1) hot water system for the most demanding overland builds and live-aboard setups. It connects to your vehicle's engine cooling circuit (heat while driving), your diesel\/gasoline auxiliary heater (heat while parked), and provides two electric backup modes via 12V DC and 110V AC.\u003c\/p\u003e\n\u003ch4\u003eHeat Sources — All Four, One Unit\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine FLOW\u003c\/strong\u003e — heat from engine coolant while driving\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAIR Heat Exchanger\u003c\/strong\u003e — captures waste heat from diesel\/gasoline parking heater\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12V DC \/ 200W\u003c\/strong\u003e — from battery or solar\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e110V AC \/ 1000W\u003c\/strong\u003e — shore power or generator (1200 W Total Electric)\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eThree heat sources: air heat exchanger + \u003cstrong\u003e12V DC \/ 200W\u003c\/strong\u003e + \u003cstrong\u003e110V AC \/ 1000W\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eCompatible with 2kW and 4kW auxiliary air heaters (Autoterm, Webasto, Espar)\u003c\/li\u003e\n\u003cli\u003e10-liter food-grade stainless steel tank\u003c\/li\u003e\n\u003cli\u003eEngine coolant connections for drive-time heating\u003c\/li\u003e\n\u003cli\u003e90mm hot air duct connection (60mm adapter available separately)\u003cbr\u003e\n\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\u003eIdeal For\u003c\/h4\u003e\n\u003cp\u003eExpedition vehicles, 4x4 overland trucks, large camper vans, and anyone who demands maximum hot water availability with zero compromise on self-sufficiency.\u003c\/p\u003e","brand":"Pundmann","offers":[{"title":"Default Title","offer_id":51265222377636,"sku":"PDU0334","price":1255.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0616\/8474\/4356\/files\/19_facebd52-cd54-4b1e-81db-5355de31d474.png?v=1780079389"},{"product_id":"pundmann-therm-boiler-6l-ac-dc-water-heater-tower","title":"Pundmann Therm 6L AC\/DC Water Heater Tower (12V+110V)","description":"\u003cdiv style=\"background:#1a1a1a;border-left:4px solid #F26522;padding:12px 16px;margin-bottom:20px;border-radius:4px;\"\u003e                                                      \n    \u003ca href=\"\/pages\/hot-water-calculator-stok-boilers\" style=\"color:#F26522;font-weight:600;text-decoration:none;\"\u003eNot sure which size fits your build? Use our Heater Sizing \n  Calculator →\u003c\/a\u003e                                                                                                                                                            \n  \u003c\/div\u003e   \n\u003cp\u003eThe \u003cstrong\u003ePundmann Therm 6L Dual-Heater Boiler\u003c\/strong\u003e offers the ideal balance of capacity and compact size for full-time van dwellers and weekend warriors alike. With dual 12V DC and 110V AC heating elements, you can tap into any power source — your auxiliary battery bank, solar system, or campground shore power — to always have hot water ready.\u003c\/p\u003e\n\u003cp\u003eYou can standardize with 2 rods, which is very efficient, or you could opt to add an additional heating rod to zap water quickly.\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 \/ 1000W\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eOption for 3rd 1000W Element for 2200W total\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e6-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: 6 Liters\u003c\/li\u003e\n\u003cli\u003eVoltage: 12V DC \/ 110V AC (US spec)\u003c\/li\u003e\n\u003cli\u003ePower: 200W (12V) \/ 1000W (110V)\u003c\/li\u003e\n\u003cli\u003eMax Pressure: 3.5 bar\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\u003eMade in Germany by Pundmann — the trusted European leader in mobile water heating for over two decades.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Pundmann","offers":[{"title":"700 W","offer_id":51286193143972,"sku":"PDU0363","price":935.0,"currency_code":"USD","in_stock":true},{"title":"900 W (Extra 200W DC Element)","offer_id":51382918971556,"sku":"PDU0363-2","price":1050.0,"currency_code":"USD","in_stock":true},{"title":"1200 W (Extra 500W AC Element)","offer_id":51286193176740,"sku":"PDU0363-1","price":1000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0616\/8474\/4356\/files\/6LTower.png?v=1780078959"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0616\/8474\/4356\/collections\/77971_1.png?v=1773616912","url":"https:\/\/gocodeoverland.com\/collections\/pundmann-boilers.oembed","provider":"GoCode","version":"1.0","type":"link"}