Best 12V Water Heater Shower in 2022 [*Top Picks*]

Looking for the best 12v water heater shower on the market? We’ve got you covered. Check out our ratings of absolute bestsellers below and make a final decision.

1579 Reviews Scanned

  • Camplux 5L 1.32 GPM Outdoor Portable Propane Gas Tankless Water Heater With 1.2 GPM Water Pump
    Bestseller #1
    Camplux 5L 1.32 GPM Outdoor Portable Propane Gas Tankless Water Heater With 1.2 GPM Water Pump (400)
      CSA approved portable tankless water heater for US &Canada markets. Lowest water pressure start up just need 3.0 PSI! Also works great with Camplux 12V 1.2 GPM water pump. You don't need buy extra accessories,you can get 2 pcs extension hose and fittings,complete pump package all in one. Wide comfortable water temperature range from 8℃-46℃ (46.4℉-114.8℉), 1.32 gallons per minute of hot water output, you can get instant on-demand hot water easily . Compact and lightweight size tankless water heaterwith folding handle keeps it out of the way, allowing for a convenient set-up outdoors,great for off-grid,road trips,camping trips. Flame failure device, anti-freezing protection,over heating protection,oxygen depletion safety shut-off protection always ensures you wonderful and safety outdoor showers.To avoid gas leakage caused by improper sealing of the water heater, DO NOT TWINE TEFLON TAPE between gas regulator and gas inlet pipe. The tankless water heater will "caught on fire "with improper operation. Always check gas leakage before operation. The tankless propane water heater comes with high efficiency combustion technology to decrease gas consumption and burning noise, structure with 11.5% energy saving technology,you can saving more energy and money
  • Mr. Heater F235300 BOSS-XB13 Basecamp Battery Operated Shower System,Multi
    Bestseller #1
    Mr. Heater F235300 BOSS-XB13 Basecamp Battery Operated Shower System,Multi (2625)
      Portable battery operated propane shower system 12,000 BTUs increase water temperature up to 35-degrees above source (source temperature must be below 60-degrees) Anti-scald protection and safety tip-over shut-off switch Matchless electric ignition produces instant hot water 6 D-cell batteries required - 4 for pump, 2 for igniter (sold separately)
  • Camplux Pro 6L 1.58 GPM Outdoor Portable Propane Tankless Water Heater With 1.2 GPM Water Pump
    Bestseller #1
    Camplux Pro 6L 1.58 GPM Outdoor Portable Propane Tankless Water Heater With 1.2 GPM Water Pump (400)
      Easy & Safety Installation -It only takes you a few minutes to get 1.58 gallons per minute of instant hot water.You don't need buy extra accessories,you can get 2 pcs extension hose and fittings,complete pump package all in one. 3.0 PSI Low Water Pressure-This propane tankless water heater lights when water pressure between 3.0-110 PSI, 3.0 PSI low water pressure is perfect for campings and remote cabins. The tankless gas water heater can be widely applied for rural areas, RV's and Boats. CSA Standard Ensure Your Safety-Flame failure device, anti-freezing protection, over heating protection to ensure the family safety. The anti-freezing drain plug discharges the residual water to avoid freezing in cold areas for long-time maintenance. Gas supply automatically shut off when high water temperature protection over 167 °F. Power Efficient & Energey Saving -Maximum power output 41,000btu/hour, you will get instant endless hot water easily wherever you are. Compact and lightweight structure with 11.5% energy saving technology. The propane water heater exchanger and main burner are desinged with advanced combustion technology to decrease gas consumption and burning noise. Important Tips -To avoid gas leakage caused by improper sealing of the water heater, DO NOT TWINE TEFLON TAPE between gas regulator and gas inlet pipe. The tankless water heater will "caught on fire "with improper operation. Always check gas leakage before operation.
  • Hike Crew Portable Propane Water Heater & Shower Pump w/Built-in Battery | Compact Outdoor Cleaning & Showering System w/LCD, Safety Shutoff & Carry Case, Instant Hot Water for Camping & Hiking
    Bestseller #1
    Hike Crew Portable Propane Water Heater & Shower Pump w/Built-in Battery | Compact Outdoor Cleaning & Showering System w/LCD, Safety Shutoff & Carry Case, Instant Hot Water for Camping & Hiking (7374)
      PORTABLE OUTDOOR SHOWER & HEATER | 2-in-1 Propane-Powered Pump System Allows You to Heat & Dispense Water for Showering, Washing Dishes, Cleaning Hands & Other Indoor & Outdoor Rinsing Tasks | Includes Water Heater, Pump Hose & Plug, Gas Regulator, Faucet Mount, Shower Head, Power Adapters & Carry Case COMFORTABLE SHOWERS ANYWHERE | Simple Water Temperature Control Knob & Powerful, Adjustable Shower Head Offer Reliable Comfort & Versatility When Bathing Outside & Away from Home | Shower Head Features [3] Spray Intensities, While Faucet Attachment Mounts to Handle for Steady Hands-Free Water Stream BUILT-IN BATTERY & ON-THE-GO ADAPTERS | Efficient System Makes it Easy to Pump & Heat in Any Environment with AC/DC Adapter for Wall Outlet or Generator; DC Adapter for Car Charger; & NEW Built-In Battery for Up to 50 Minutes of Continuous Operation | Perfect Choice for Camping, Fishing, Hiking, Hunting & Off-Grid Living AUTOMATIC 142°F SAFETY SHUTOFF | Smart Technology Keeps Adults, Kids & Pets Safe from Accidental Scalds, Burns & Spills | Gas Burner Powers Down When Water Reaches 142°F, While Integrated Water Flow Sensor & Fuse/Tilt Protection Provide Additional User Safety | LCD Interface Also Lets You Monitor & Adjust Temperature COMPACT TRAVEL-FRIENDLY DESIGN | Heater Promises Stress-Free Convenience for Users Who Want to Stay Clean But Pack Light! | All-in-One Set Arrives with All the Necessary Chargers, Hoses & Accessories in a Handy Protective Carry Case for Storage | Main Unit Also Has Carry Handles [Note: Propane Tank Not Included]
  • Hike Crew Portable Propane Water Heater & Shower Pump – Compact Outdoor Cleaning & Showering System w/LCD & Auto Safety Shutoff for Instant Hot Water While Camping, Hiking – Carry Case Included
    Bestseller #1
    Hike Crew Portable Propane Water Heater & Shower Pump – Compact Outdoor Cleaning & Showering System w/LCD & Auto Safety Shutoff for Instant Hot Water While Camping, Hiking – Carry Case Included (7374)
      PORTABLE OUTDOOR WATER HEATER – Innovative System Runs on Propane Gas Tank to Heat Water for Showering, Washing Dishes, Cleaning Hands & Other Tasks COMFORTABLE CAMPSITE SHOWERS – Includes Water Temperature Control Knob, Hand Faucet/Spigot & Shower Head Attachment w/ [3] Adjustable Spray Patterns PUMP & HEAT ON-THE-GO – Connect AC/DC Adapter to Outlet or 12V Cigarette Lighter to Car for Instant Hot Water; Perfect for Camping, Fishing, Hiking & Hunting AUTOMATIC SAFETY SHUTOFF – Smart Technology Turns Off the Gas Burner When Water Reaches 125°F; Water Flow Sensor & Fuse & Tilt Protection for Added Safety CONVENIENT COMPACT DESIGN – Travel Friendly Heater Arrives With Adapters, Hoses, Attachments & Accessories in a Handy Carry Bag [Propane Not Included]
  • Camplux JK-3206P 12V Water Pump 6L/Min 65 PSI High Pressure Caravan Boat Gas Hot Water System
    Bestseller #1
    Camplux JK-3206P 12V Water Pump 6L/Min 65 PSI High Pressure Caravan Boat Gas Hot Water System (53)
      SAVE YOUR TIME & MONEY - High efficiency with the 6L water pump.It's easy to handle water pressure problem.Accessories complete, the pump can be used as soon as you get. WITH CE CERTIFICATION - This pump passed the CE certification, built-in overheating protection device, very safe. EASY TO INSTALL & USE- Contains a wealth of accessories.Easy to install and easy to use. Can be used for general water transfer, spraying, circulation, filtration, dispensing, small rain system, gas hot water system. SPECIFICATIONS: 1.6 GPM flow capacity, 1/2-inch hose barb ports, built-in adjustable pressure switch, turns on/off at 65 PSI. ACCESSORIES COMPLETE - Including all accessories you may need: 1x 43.31 inch alligator clip lead; 1x 267.71 inch cigarette socket lead with on/off switch; 1x 78.74 inch outlet garden hose; 1x 78.74 inch suction hose and filter.
  • Eccotemp L5 Portable Outdoor Tankless Water Heater w/ EccoFlo Diaphragm 12V Pump and Strainer
    Bestseller #1
    Eccotemp L5 Portable Outdoor Tankless Water Heater w/ EccoFlo Diaphragm 12V Pump and Strainer (480)
      Lightweight, easy to carry, and compact, makes using it for camping, hunting, in your Tiny Home, RV’s, Poolside, Washing Pets, Equestrian, Cleaning Vehicles, Greenhouses or anywhere else that you need instant reliable endless hot water perfect Runs on a standard 20 lb. liquid propane tank and is equipped with an electronic ignition. Powered by 2 “D” cell batteries, making it ideal for on-the-go CSA certified for use in the US and Canada. This tankless water heater meets and exceeds all safety and efficiency requirements according to the DOE Features a safety shut-off that is activated when the unit runs longer than 20 minutes or is tilted more than 45 degrees in either direction Rated at 1.5 Gallons per minute (GPM) of hot water output with an achievable temperature range of 50 – 120 degrees Fahrenheit Best in class 1-year limited product warranty, live chat, appointments for product support, self-help guides will give you peace of mind that the Eccotemp L5 will keep you in hot water for years
  • EcoSmart ECO 11 Electric Tankless Water Heater, 13KW at 240 Volts with Patented Self Modulating Technology
    Bestseller #1
    EcoSmart ECO 11 Electric Tankless Water Heater, 13KW at 240 Volts with Patented Self Modulating Technology (386)
      Endless On-Demand Hot Water; Consistent hot water when you need it that never runs out; Continuously monitored water temperature and controlled flow rates ensure efficiency and consistent performance within 1 degree of selected temperature Save Space; EcoSmart tankless electric water heaters are 90% smaller than traditional tank heaters; may be installed on wall or at point of use; Dimensions 11.5 x 8 x 3.75 inches Save Energy; EcoSmart tankless electric water heaters are 99% thermal energy efficient; Only heats water when called unlike a tank heater that maintains water temperature even when not being used. EcoSmart ECO 11 Sizing; 13-kilowatt tankless electric water heater ideal for providing hot water for a bathroom, small sink, office breakroom and other point-of-use or low-flow applications; provides between 1.3 and 3.1 gallons-per-minute depending on the inlet water temperature; refer to the sizing guide to select the proper solution
  • Lewis N. Portable Immersion Water Heater + Electric Kettle Alternative for Coffee, Tea + Hot Chocolate, Camping, Travel + Office w/Travel Adapter, White, 120/240v
    Bestseller #1
    Lewis N. Portable Immersion Water Heater + Electric Kettle Alternative for Coffee, Tea + Hot Chocolate, Camping, Travel + Office w/Travel Adapter, White, 120/240v (386)
      HEATS FAST + SIMPLE TO USE: You’ll have warm water in seconds, boiling water in just minutes. Fill your container, place the immersion heater in the liquid, then turn on the immersion heater. It’s that simple. MAXIMUM SAFETY: Durable burn guard protects your coffee mug, cups, and bowls ensuring the coils never touch the sides of your dishes or containers. Safely heat coffee, tea, soup, hot chocolate, and more. TRAVEL ADAPTER: Powered with a dual voltage system, (120 V for North America, and 240 V for Europe and other regions), and includes a European adapter and travel pouch; perfect for all your domestic and international travel needs VERSATILE: Perfect coffee and tea heater at the office, at home, or while you travel. Wonderful addition to your camping accessories. Compact, lightweight, and portable. No need for a bulky electric kettle PERFECT GIFT: Hunter, outdoorsman, traveler, coffee or tea lover, Christmas, birthday, house warming gift, or for the person who already has everything! Keep at home, at the office, in the camper, or in your suitcase
  • Bosch Electric Mini-Tank Water Heater Tronic 3000 T 4-Gallon (ES4) - Eliminate Time for Hot Water - Shelf, Wall or Floor Mounted
    Bestseller #1
    Bosch Electric Mini-Tank Water Heater Tronic 3000 T 4-Gallon (ES4) - Eliminate Time for Hot Water - Shelf, Wall or Floor Mounted (386)
      CONVENIENT HOT WATER HEATER: 4 gallon point-of-use mini-tank fits under your sink to provide hot water right where you need it. Thermal efficiency is 98%. Dimensions : 13.75 W x 13.75 H x 13.5 D Inches LONG LASTING QUALITY: This electric water heater is easy to maintain and has premium glass-lined material for a long service life. (Amps 12A, Volts (VAC) 120) INDEPENDENT INSTALLATION: 36-37" cord plugs into a 120 volt outlet for independent installation or in-line with a large hot water source FAST RECOVERY RATE: Eliminates long waits for hot water at your sink, get on demand hot water at your every need (supplies up to 2 sinks at a time) EASILY MOUNTED: Can be shelf, wall or floor mounted (bracket included); simply tap into the cold water line and install the water heater directly at the sink to provide hot water
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