The Best Bathtub Heater Portable -Reviews & Comparison

If you're looking for the best bathtub heater portable on the market, you've come to the right place. After researching many different options, we compiled this list of the 10 best bathtub heater portable. We assessed features, build, functionality, usability, and many more aspects to find the best options.

Knowing what to look for, which types to choose, and a host of other factors go into choosing among the best bathtub heater portable. There’s good news, though: This guide will explain it all. If you're still here because you need a suitable option, we have a decent selection that should cater to every taste and budget, so read on to find which of the bathtub heater portable will be the best choice for you.

The reasons why you should trust us

You can trust us because we are not just another review site. We are a team of tech enthusiasts and experts who have spent months researching the best products on the market. We factor this into our overall star rating for each product and our final verdict on whether or not we recommend it.

Our rating metrics include the following:

  • Functionality
  • Build material
  • Durability
  • Compatibility
  • Ease of use
  • Quality
  • Price-to-value ratio
  • Reliability
  • Brand
  • Safety
  • Customer reviews

Best bathtub heater portable: Our 10 Choices

Comparison of 10 Best bathtub heater portable
SaleBestseller No. 1
HISVICON Immersion Water Heater Bucket Heater 1500W Portable Water Heater for Bathtub with Stainless Steel Guard and Digital LCD Thermometer (Not Suitable for Swimming Pool)
  • [Easy operation] Just immerse the heater completely in the water. It is best to lay the heater horizontally at the bottom of the bathtub. Be careful not to touch the water with your hands when working. If the thermometer does not work, please contact customer service for replacement.
  • [Safe and reliable] The heater has an automatic power-off function. When the water temperature reaches about 120~160 degrees Fahrenheit, the water heater will automatically stop heating, effectively avoiding fire.Notice: Do not touch water during use to prevent electric shock!The probe of the thermometer needs to be placed at the top of the water instead of the bottom, so that the temperature can be displayed normally.
  • [Precautions]1.Do not touch water during use to prevent electric shock! 2. The water heater must be completely immersed in water before power on. 3. The power must be disconnected before taking out the water heater. 4. Do not use it continuously for more than 3 hours! 5.Please do not plug the two heaters into the same outlet to avoid fire hazards.
  • [Wide application] Portable water heater can be used in bathtubs, wooden barrels, washbasins, washing in winter, camping, traveling, etc.
  • [Immediate heating] (Do not touch water during use to prevent electric shock!!!)The bathtub heater has a rated power of 1500W, which can quickly heat 5 gallons of water. The outer shell is made of high-quality stainless steel and has a porous design with good thermal conductivity.Note: Our products are not suitable for heating swimming pools, only suitable for heating bucket or bathtubs.
Bestseller No. 2
Immersion Water Heater, Electric Submersible Water Heater with Stainless Steel Guard Cover, Portable Bucket Heater to Heat 5 Gallons of Water in Minutes (Black)
  • Fast Heating - 1500W portable immersion water heater can make 5 gallons of water warm in a few minutes.
  • Simple Operation - Submerge it in the water and plug it in any grounded wall outlet and it start to work.
  • Widely Used - Our portable water heater is especially fit for heating water like bucket, basin, bath tub, mini  inflatable swimming pool, etc.
  • Warning - Please make sure that the heater is completely immersed in the water. Do not use it for more than 3 hours continuously!Do not plug the two heaters into the same outlet to avoid fire hazards!
  • Premium&Safe - High quality 304 stainless steel protective cover, the submersible water heater will effectively prevent the heating element is in direct contact with people or animals. Protecting you from scalding.
SaleBestseller No. 3
Immersion Water Heater, 1500W Bucket Heater with Stainless-Steel Guard, Smart Timing, Safe, Portable, Water Trough Heater for Hot Tub Inflatable Pool Bathtub, Heats 5 Gallons Water in Minutes (Black)
  • 【Simple Operation】 Make sure the water immersion heater and thermometer is completely submerged in water, connect the power supply, set the heating time, that's all. Can used as chicken water heater, baby bath water heater, bathtub water heater, foot bath heater, mini inflatable swimming pool heater, ect.
  • 【Package Includes】 The package comes with a immersion water heater with a timer switch, a wire brush for cleaning the heater, and a thermometer which can prevent scalding and electric shock .
  • 【Portable & Safe】 The heavy duty 304 stainless-steel guard protective cover prevents accidents when heating elements are working, regular power off, won’t worry about forgetting to power off. Electric water heater is smaller to carry, perfect for winter washing, camping, travel, etc.
  • 【Warning!!!】 Portable water heater is 12.5A current, must use 15A outlet. Make sure the water immersion heater is completely submerged in water. Before touching the water, turn off the outlet switch.
  • 【1500W, 120V High Power】 Bucket water heater——High power, quickly heats, regular power off, safe and secure! Heating the water to 104 degrees F takes about 30 minutes (Takes longer in winter).
SaleBestseller No. 4
HASTER Portable Pool Immersion water Heater for Inflatable Pool Bathtub,Bucket Heater with 304 SS Guard,Electric Submersible Water Heater with LCD Thermometer,Heat 5 Gallon Water in Minutes In&Out
  • ♥ [Easy to use] Just put the full submersible water heater bucket heater into the water and connect it to power supply without much fuss.. Please note that the heater must be completely immersed in water during use. Through water temperature measurement, you can base on temperature. Note: It is recommended that the continuous use of the tap water heater should not exceed 3 hours.If heat the outdoor swimming pool please kindly check the pool size if any question please feel free to contact us
  • ♛[Portable and versatile]: You can use the portable bucket water heater anywhere. It supports to use in containers of different sizes, such as buckets, basins, bathtubs, mini inflatable portable swimming pools, etc. Please note if using in outdoor Inflatable swimming pool one should not be enough .This is the first choice for home and outdoor work.This immersion heater is handy and super lightweight, making it pool warmer any grounded wall outlet.

  • ❀[Safety protection] This UL Certified immersed electric water heater with 304 stainless steel cover guard. Heating in water for a long time will not cause rust, and also protect the heating from direct contact with people, effectively preventing burns. It comes with the digital LCD thermometer whcih can show the temperature easily and can enjoy with the comfortable warm water .Let us enjoy swimming with this portable pool heater

  • [Warnings]: Do not heat while using water . The protection plug of leakage is not a power switch.Make sure the water level is enough before use. Read the instructions carefully before using .Don’t put your hand into the liquid when the electric water heater is plugged in.When the liquid is hot, unplug the immersion heater element then take out from the container.Do not plug two heaters on the same outlet .

  • ☀[Heat water faster]: 1500W high-power immersion water heater can make 5 gallons of water warm in a few minutes. In the cold winter, you no longer need to wait for a long time for warm water. When you get an immersion water heater, you can enjoy hot water anytime and anywhere in just a few minutes even for outdoor camping with this portable immersion heater for camping .

Bestseller No. 5
Memoryee Immersion Water Heater Portable Electric Stainless-Steel Heaters with Guard CoverSubmersible Home Instant Water Heater with and for Travel Camping Hot Bathtub Mini Inflatable Pool
  • Easy to use and safe: Just Immerse in water at proper level. Plug into any grounded wall outlet.Come with a digital LCD thermometer, easy to measure water temperature. Each of our bucket heater has been strictly tested. Your satisfaction is our first priority. If you have any problems after receiving this product, please feel free to contact us, we will try to help you at anytime.
  • High quality and safety:With ABS outer and anti-rust stainless steel guard to effectively prevent the heating element is in direct contact with the human body and heat dissipates to the water faster by flowing through the holes in the guard, safer to use and minimize accidents. High performance heating element which has been strictly tested and with over 10,000 hours service time, sturdy structure and fine workmanship to ensure the superior quality, durable and reusable.
  • Instant Immersion Water Heater: submersible electric heater runs on a more powerful and energy-saving motor. It will boil 5 gallon of the water in minutes and it will not consume too much power. All you need to do is just put the heater in to the water then connect the 120V power supply, easy to use. Gifts: digital thermometer.
  • Warning: The heater needs to be completely immersed in water in working condition. It takes about 2 hours to heat 25 gallons of water from 0 °F to 104 °F. please do not use it for more than 3 hours continuously! If the capacity of your bathtub or small swimming pool is large and more than 2 water heaters are needed for heating at the same time, please do not plug the two heaters into the same outlet to avoid fire hazards. Please take out the heater before touching the water!
  • Wide Application: The electric immersion heating element can be used in water, especially fit for heating water in large size container like bucket, basin, bath tub, mini inflatable swimming pool, etc.This immersion heater is handy and super lightweight, making it perfect for travels and road trips.
Bestseller No. 6
PNKKODW 2000W Immersion Water Heater,Portable Water Heater with Timing Temperature Setting,Water Heater for Pool,Bucket Heater,Bathtub, Fast Water Heater,Electric Immersion Heater Yellow
  • 👍【Safer and More Convenient】-- When the temperature is reached, the power will be automatically cut off and an alarm will sound. The pool heater automatically turns on when the temperature drops by 41°F / 5°C. If the power is not unplugged,the water heater will heat up to the set temperature again, then automatically power off and cycle heating.(Please operate the small water heater under the instruction).
  • 👍【Easy to Use】--The portable pool heater is very convenient to use, just immerse the portable bucket heater in the water and plug it into any grounded wall socket to work.When you are camping outdoors, it is a must-have item for you. The water heater is small in size and easy to carry. In the cold winter, you can heat up cold water at any time. You can use it to wash your face or soak your feet without worrying about hot water.
  • 👍 【Many Occasions for Use】--The portable water heater measures 14.4x1.97x1.97 inches and the wire is 79 inches long(2m). The pool water heater suitable for bathtubs, plastic buckets, basins, inflatable pools,swimming pools,baby mini swimming pools, etc.
  • 👍【Faster Heating 】--2000W high power immersion water heater makes water heating faster. Its voltage is 110- 125V. It can heat 5 gallons of water to boiling in a few minutes.The protective shell of the immersion heater is made of 304 stainless steel, which is strong in structure and high temperature resistance.
  • 👍 【Timing & Temperature Setting】--The hot water heater is equipped with the control panel,the time setting range is 999 minutes,nearly 16.6 hours,you can set the heating time in advance,the panel temperature is displayed in degrees Fahrenheit,32-210 degrees Fahrenheit (99 degrees Celsius),please put temperature control probe in bucket middle, the water temperature will automatically power off when the water temperature reaches the set temperature, and an alarm will sound.
Bestseller No. 7
CMI Portable Immersion Water Heater Bathtub Inflatable Pool Electric Fully Submersible Instant Water Heaters 1500W (Yellow)
  • 【Easy to Use】:Place portable water heater into water designed to contain boiling water, fill the container with water to full cover the submersible bucket heater, plug portable water heater into a properly grounded 120V AC outlet, make sure the portable immersion heater is on, make the pool warmer in a few minutes!
  • 【Fast Heating】:1500W of power can make 5 gallons of water warm in a few minutes. Before inserting the heater, please make sure that the heater is completely immersed in the water then connect the 120v/110v power supply.
  • 【Widely Used】:Our portable water heater is suitable for portable bathtub, pool heater, pond heater, water trough heater, bucket heater. Especially fit for heating water in large size container like bucket, basin, bath tub, mini inflatable swimming pool, etc.
  • 【Warning】:The portable water heater needs to be completely immersed in water, please do not plug the two camping water heater into the same outlet to avoid fire hazards. Please take out the immersion water heater before touching the water! Do not use it for more than 3 hours continuously!
  • 【Thermostat and Auto Shut off】:The middle stainless steel tube contains a thermal overload safety switch, when water reaches a certain temperature, immersion heater for water can automatically cycle on and off to maintain water temperature. It will not overheating and save power. Dry burning will auto shut off power to avoid catching fire.
Bestseller No. 8
Immersion Heater,600W Portable Electric Immersion Water Heater Boiler Portable Bucket Heater for Heating Bathtub Pond Barrel 1m(US Plug)
  • Easy to use, just immerse it in water and plug it into the socket, which heats up quickly.
  • Portable water heater, with simple design, is an electrical appliance for heating liquids.
  • Ergonomically designed, compact and lightweight, suitable for home bedroom, office and travel.
  • Widely used for heating farms, bathroom sinks, outdoor pond, buckets, and inflatable swimming pools.
  • It can be used with glass, ceramic or stainless steel containers to get the best results.
Bestseller No. 9
UECOOL Immersion Water Heater, HT1500W Portable Electric Water Heater with Stainless Steel Protective Cover & Digital LCD Thermometer, Great for Bathtub,Inflatable Pool, Camping (Black)
  • ✔ 【Widely Application】 The Immersion Water Heater can be used in different size container like bucket, basin, bath tub, mini inflatable swimming pool, etc. Unlike the common bucket heater, in appearance, this water heater is lighter and smaller, perfect for concrete work, farms, car snow cleaning, wallpapering, winter washing, camping, travel, etc.
  • ✔ 【High Power Water Heater】 The electric water heaters power is 1500W and voltage is 110-125V. It will quickly heats 5 gallons of water in few minutes with high power and heat the water to 104 degrees F takes about 30 minutes (Takes longer in winter).
  • ✔ 【Warning】 ①The heater needs to be completely immersed in water in working condition. ②Do not use it for more than 3 hours continuously! ③Please do not plug the two heaters into the same outlet to avoid fire hazards. ④Please take out the heater before touching the water!
  • ✔ 【What You Will Get】 The Package includes 1 x digital thermometer, 1 x stainless steel cleaning ball, 1x water heater. It is deal gift for your friends and family during winter.
  • ✔ 【Safety Design】 The immersion electric heater has a 304 stainless steel cover to prevent the heating element from directly contacting people and causing burns.The ring heating tube is much longer than other products, which means that the surface load of the tube is relatively small, so it is safer and more durable.
SaleBestseller No. 10
Lolicute Water Heater for Bathtub,1500w Bucket Heater,Portable Electric Immersion Heater,Stainless Steel Immers Water Heater Bucket with Digital Thermometer for Bathtub/Camping/Inflatable Pool(Black)
  • ✔✅【Fast Heat】--1500W of power can make 5 gallons of water warm in a few minutes. Before inserting the immersion water heater, please make sure that anti-scalding bucket heater is completely immersed in the water then connect the power supply.If the water volume exceeds 150 liters, it is recommended to use two bathtub heater at the same time to heat.
  • ✔✅【Note】--Make sure the water immersion heater is completely submerged in water, connect the power supply, This power is not automatically cut off, you need to unplug the plug yourself. The longer the heating time, the higher the water temperature.
  • ✔✅【Wide Application】--Our electric immersion heater is suitable for portable bathtub, pool,pond,water trough heater, bucket heater,immersion water heater for pool,immersion water heater for bathtub.Especially fit for heating water in large size container like bucket, basin, bath tub, mini inflatable swimming pool, etc.
  • ✔✅【Portable Bucket Heater】--Bucket heater is smaller to carry, perfect for washing, camping, travel, etc.Anti scalding bucket heater simple and durable.
  • ✔✅【High Quality】--Our bucket water heater submersible with high quality stainless-steel protect cover, Anti-scalding design, submersible water heater will effectively prevent the heating element is in direct contact with people or animals and heat dissipates to the water faster by flowing through the holes in the guard,uniform heat dissipation, will not burn the container, but do not touch water heater for bathtub when heating.

Buying bathtub heater portable: Things to Consider

When looking for a new bathtub heater portable, knowing which one will suit you best can be difficult. But if you consider a few things before making your purchase, it's much easier to narrow down your choices and make an informed decision about what's right for you.

There are many things to consider before you buy a bathtub heater portable. You want to make sure that it's going to work for your needs, that it's affordable and that it's something you can use with ease.


Here are some things to keep in mind before buying a new product:

  1. What is the purpose? This may seem like an obvious question, but people often forget about it as they get caught up in the excitement of a new bathtub heater portable. If you're looking for an item that will best suit your needs, then don't buy a product that does nothing but entertain you.
  2. What are other people saying about it? It's always best to check out reviews online before making any purchases so that you know what other people think about bathtub heater portable and whether or not they would recommend them. This can help give you an idea if something is worth buying or not before you spend money on a product that won't work out for you at all!
  3. Is it something I'm going to use often? If there's any question about whether or not you'll use something often enough for it to be worth buying, then wait until later when you're sure how much time, effort, and money.

The following are some more things in detail you should consider before you buy:


The first thing to look at is the features of the bathtub heater portable. You should check out if it has all the features that you need. It is not worth the money if it doesn't have any needed features. So check out all these features before buying bathtub heater portable.

Features can be divided into two categories: core features and secondary features. Core features are the main characteristics of a product, whereas secondary features are additional or extra characteristics that make a product better than others.


Quality refers to how well-made the bathtub heater portable is and how long it will last before breaking down or malfunctioning. To determine this, check out online reviews by other users who have bought the same item as yours and see whether they're satisfied with their purchase or not. If there are many negative reviews about a bathtub heater portable or brand, then stay away from them because they're probably not worth buying at all!


Before buying it, you should always consider how much money you will spend on your new best bathtub heater portable. In addition to this, you should also consider what features the product has and whether they will be beneficial for both you and your pet or not. Sometimes, many bathtub heater portable may look similar, but they may vary greatly in terms of cost and quality, so choose wisely when buying something new!

The material used to build it

You should also be aware of what materials are used in the production of the bathtub heater portable, as this will help you to determine whether it’s durable or not. The material used to make the bathtub heater portable can tell you a lot about its quality and durability. This is particularly important if you’re planning on using the bathtub heater portable for a long period or if it will be used frequently. If you’re looking for something that lasts, then you need to consider the material it’s made from.


It is also a good idea to check out the brand of the bathtub heater portable before making a purchase. Different brands have different quality standards depending on their manufacturing process and overall quality control measures. Best to choose from, brands with good reputations for quality products and excellent customer service.

Warranty and return policy

When buying bathtub heater portable, ensure you know what kind of warranty or return policy the manufacturer or seller offers. A good warranty will give you peace of mind that if something goes wrong with your purchase, you can get it fixed or replaced without any fuss or hassle. Look for companies with solid customer service who will work with you if there are any problems with your purchase to resolve them as quickly as possible without making things difficult for you. Look for companies that offer a return policy so that if you are unsatisfied with the product, you can send it back and get your money back.


Leave a Comment