Below is the table which shows the top 6 best portable hot water heater 2018. Each and every portable hot water heater is chosen by our specialist reviewers.

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# 1 - Camplux 5l 1.32 Gpm Outdoor Portable Propane Tankless Water Heater

1.The Camplux AY132 is great for taking camping, to the beach or family vacations mountain cabins horse stables etc. 2.With Oxygen Depletion Sensor protection, it can be also installed indoors where is well ventilated. 4.Turn the ignition on with 2 "D" batteries whenever electricity is not accessible! 4.The ideal low water pressure operating range for the Camplux AY132 is 2.5~110.0 PSI, work easily with great performance. 5.The system also works great on modified water systems with a 12 volt water pump. 6.The operating propane gas pressure is 0.4PSI with maximum power output 34000btu/hour. 7.The gas water heater can't be used…


  • Lowest water pressure startup on the market! Just need 2.5 PSI of water pressure. Also works great with Camplux 12V 1.2GPM water pump.
  • The maximum temperature raise is 114.8℉(46℃) and the minimum temperature raise is 46.4℉(8℃)for 1.32GPM.
  • Its compact size with folding handle keeps it out of the way, allowing for a convenient set-up outdoors.
  • 20 mins automatic safety device, flame failure device, anti-freezing protection and oxygen depletion safety shutoff protection.
  • 1.32 gallons per minute of hot water output, energy saving technology. You can get instant endless hot water easily wherever you are.


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# 2 - Eccotemp L5 Portable Tankless Water Heater

The Eccotemp L5 Portable Tankless Water Heater is the original and best-selling portable water heater on the market today. You get instant, endless hot water wherever you are. The Eccotemp L5 Portable Tankless Water Heater is perfect for campsites, cabins or simply around the house. Wash your car, wash your boat, take a hot shower, or even wash your horse. You can add the Eccotemp L5 Portable Water Heater to a pressure washer for an even better cleaning. This model includes an electronic ignition powered by 2 "D" cell batteries making it great for off grid or other areas where…


  • Perfect for camping and outdoor showers
  • Compact & easy to store
  • 20 minute automatic safety shutoff timer
  • Battery powered ignition
  • Liquid propane powered


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# 3 - Bosch Tronic 3000 T 4-gallon Electric Mini-tank Water Heater

Get hot water where it's needed, when it's needed with the Bosch ES4 Tronic 3000 T Electric water heater. This 4-gallon capacity point-of-use mini-tank fits right under your sink and provides a practical and effective solution to your hot water needs. This smaller model can be plugged right into a 120-volt outlet with the 36-37" cord, or can be installed in-line with a larger hot water source to provide "on-demand" use. The glass-lined tank offers great insulation and added durability, while the heater's fast recovery rate eliminates long waits for hot water. An external dial allows you to easily control…


  • 4 gallon point-of-use mini-tank fits under your sink to provide hot water right where you need it
  • Electric water heater is easy to maintain and has glass-lined tank for long service life
  • 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
  • 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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# 4 - Triton 10l Port. Water Heater Silver

Description Whether you’re on the family camping trip, at the lake, or swimming in the pool, sometimes you just need a hot shower. Simply attach a garden hose and you will have hot water in no time. The Triton Water Heaters produce more hot water per minute than any other unit in its class. Capable of producing 2.6 gallons of hot water per minute, this heater is great for anything from filling up a portable pool to washing your pets or showering off at the beach. Features: 2.6 gallons per minute of on demand hot water Fully adjustable heat and…


  • 2.6 gallons per minute of on demand hot water
  • 4 settings shower head: off, mist, shower, and jet
  • Uses 2 D batteries for ignition (not included)
  • Carry handle folds down for storage
  • Includes regulator hose for bulk propane tank


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# 5 - Mr. Heater Boss-xb13 Basecamp Battery Operated Shower System

This 10,000-12,000 BTU liquid propane hot water generator raises source water temperature up to 35 degrees f and is csa safety certified. This product is cordless, allowing you to enjoy a hot shower even in the most remote places. The external battery pack is powered by 4 d-cell batteries and will power through 6 five minute showers. A 1 lb. disposable cylinder connects directly to the included pre-calibrated regulator to deliver over 115 minutes of hot water on high. The included quick connect pump and shower head deliver an average of 6 gallons per minute, ensuring that your shower is…


  • 12,000 BTU per hour
  • Flow rate - .6 Gallons per minute. Scald Protection,Tip Switch and Flow Driven Ignition
  • For use with propane gas, water can be increased by up to 35 degrees f above source water temperature
  • 4 d-cell battery operated pump for 40 minutes of run time
  • Complete kit includes - single outlet with quick connect shower head and pump assembly