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Tankless Water Heater Propane,4.21GPM 16L Indoor,Constant propane water heater,Instant Hot Propane Gas water heater with Multi-Protection

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Availability: In Stock.
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Arrives Saturday, Mar 21
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Color: White


Style: 16L,Propane


Features

  • Tankless Water Heater This propane tankless water heater features steady temperature control and multiple safety protections, including a flame failure device, anti-freeze protection, and overheating protection. It operates with just 3.6 PSI of water pressure, delivering up to 4.21 gallons of hot water per minute. With a maximum temperature rise of 65C(149F), this unit is designed exclusively for use with propane (LPG).
  • Efficient & Energy-Saving With a high-performance output of 81,888 BTU per hour, this 4.21 GPM instant propane water heater provides on-demand hot water for 23 points of use simultaneously, making it ideal for bathrooms and kitchens. The advanced combustion technology minimizes gas consumption and reduces operational noise for a more efficient and quieter experience.
  • Premium Quality & Durability Crafted with a stainless steel body for superior temperature and corrosion resistance, this propane water heater is built to last. The oxygen-free copper water tank ensures minimal heat loss and an extended service life. The LED smart digital display allows for easy temperature adjustments between 35C(95F) and 65C(149F), giving you precise control over your hot water needs.
  • Easy Installation & Use This tankless propane water heater is designed for quick and hassle-free setup. It comes equipped with standard 1/2" NPT water fittings,gas pipe, inlet and outlet water pipe, and a 2.5" horizontal vent pipe for easy installation.For safe operation, ensure proper ventilation and install a smoke exhaust pipe as required.
  • Versatile & Space-Saving This compact tankless water heater saves over 50% of space compared to traditional tank models, making it a perfect choice for homes, small cabins, and remote apartments. It efficiently meets both bathroom and kitchen hot water demands without the need for an expansion tank. Note: In cold weather, drain residual water by opening the pressure relief valve if the unit will not be used for an extended period.

Brand: VELPAX


Capacity: 16 Liters


Power Source: gas_powered


Product Dimensions: 13.8"W x 21.7"H


Special Feature: Multiple Safety Protections, Advanced Combustion Technology, LED Smart Digital Display, Space-Saving Design See more


Brand: ‎VELPAX


Product Dimensions: ‎13.8"W x 21.7"H


Special Feature: ‎Multiple Safety Protections, Advanced Combustion Technology, LED Smart Digital Display, Space-Saving Design


Color: ‎White


Maximum Temperature: ‎149 Degrees Fahrenheit


Heat Output: ‎81888 British Thermal Units


Efficiency: ‎High Efficiency


Mounting Type: ‎Wall


Is Electric: ‎No


Manufacturer: ‎VELPAX


UPC: ‎717710198452


Item Weight: ‎23.4 pounds


Item model number: ‎VX-CT06


Special Features: ‎Multiple Safety Protections, Advanced Combustion Technology, LED Smart Digital Display, Space-Saving Design


Included Components: ‎Water Heater


Batteries Included?: ‎No


Batteries Required?: ‎No


Date First Available: June 10, 2025


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Saturday, Mar 21

This item is non-returnable:

Non-returnable. Transportation of this item is subject to hazardous materials regulation

View our full returns policy here.

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Leasing options through Acima may also be available during checkout.

Learn more about financing & leasing here.

Top Amazon Reviews


  • Excellent tankless hot water heater
Color: Gray Style: 16L,Propane
This is one of the best purchases I have made this year this works excellent hot water is continuous perfect pressure perfect temperature if you have a hot water heater you need to replace it with this tankless how water heater it works so good it comes with everything you need even the propane connection easy to install I've never installed a hot water heater in my life and I was able to install this by myself in about 30 minutes ... show more
Reviewed in the United States on January 15, 2026 by Edward adams Edward adams

  • Easy to Install works well
Color: Gray Style: 18L,Propane
It came as a kit. Install was easy ( replaced DEAD demand heater ) Works better than expected. Set the water temp and it is working. Stable water temp.
Reviewed in the United States on January 11, 2026 by Gordon R. Schroeder

  • Works great
Color: Gray Style: 18L,Propane
Works great easy to install
Reviewed in the United States on January 31, 2026 by Phillip

  • Would definitely recommend buying!!!
Color: Gray Style: 18L,Natural Gas
Item came well packed and had simple installation instructions. Only took about 2 hrs to install and am very happy with it. I would recommend buying if that's the route you want to go. Tankless saves on alot of space.
Reviewed in the United States on September 8, 2025 by James Richardi

  • Works great for the price.
Color: Gray Style: 18L,Natural Gas
I’m sure you could find a better one out there but for us poor folk, this is a great option!
Reviewed in the United States on February 2, 2026 by T.J. Grieb

  • Worked thre days then quit.
Color: Gray Style: 18L,Propane
Worked three days then quit. Just found out this item is not eligible for a return. Do NOT buy this water heater. It's junk.
Reviewed in the United States on January 12, 2026 by Amazon Customer

  • Price and quality
Color: White Style: 16L,Propane
Have outside tankless on far end of home ,have to wait on hot water and has froze in very cold weather,this unit is inside unit ,installed it my self,got concrete hole saw off amazon ,plumbed with pex .Works great,close to my shower,just had 11 degree night,morning shower was,hot and nice,price was great,also got all plumbing fitting off amazon ... show more
Reviewed in the United States on January 25, 2026 by Amazon Customer

  • So far so great!
Color: White Style: 16L,Propane
I was skeptical, but so far- 3 months in and this thing is awesome! Super simple to install!
Reviewed in the United States on January 26, 2026 by Bryan

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