1500W Immersion Water Heater with Digital Thermometer, Portable Bucket Heater with Auto Shut-Off & 304 Stainless Steel Guard, Rapid Heating for Inflatable Pool, Bathtub & Home Use
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Availability:
Only 5 left in stock, order soon!
Arrives
Saturday, Jul 25
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Features
- ULTRA-FAST 1500W HEATING Experience high-efficiency warming with our 1500W immersion heater. It can heat 5 gallons of water in minutes, making it the perfect solution for inflatable pools, large buckets, and portable bathtubs. Save time and enjoy warm water whenever you need it.
- INTELLIGENT AUTO SHUT-OFF Safety is our top priority. This heater features an integrated Auto Shut-off function that automatically cuts power when the water reaches peak temperature or if the device detects dry burning. Enjoy peace of mind while preparing your warm soak.
- PREMIUM 304 STAINLESS STEEL GUARD The robust 304 stainless steel protective cover ensures the heating element never directly touches the container. This prevents melting or scorching of your plastic buckets, vinyl pool liners, or wooden tubs, while providing long-lasting rust resistance.
- REAL-TIME DIGITAL MONITORING No more guessing! Weve included a high-precision digital thermometer so you can monitor the water temperature at a glance. Easily achieve the perfect warmth for a relaxing bath, foot soak, or pet washing without the risk of scalding.
- PORTABLE & USER-FRIENDLY Compact and lightweight, this heater is ideal for home use and travel. It features a heavy-duty power cord for easy reach. Usage Tip: Ensure the heater is fully submerged before plugging in. Always unplug before touching the water or using the pool/tub.
Material: Stainless Steel
Voltage: 120 Volts
Item Length: 12 Inches
Brand: FIVECUBS
Color: Silver
Brand Name: FIVECUBS
Manufacturer: Maoming Zhuda Electrical Appliances Co., Ltd.
Part Number: RSB02
Model Number: RSB02
Included Components: Digital Thermometer
Unit Count: 1.0 Count
Material Type: Stainless Steel
Color: Silver
Voltage: 120 Volts
Wattage: 1500 watts
Item Length: 12 Inches
Item Weight: 11.2 ounces
Frequently asked questions
If you place your order now, the estimated arrival date for this product is:
Saturday, Jul 25
Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.
To initiate a return, please visit our Returns Center.
View our full returns policy here.
To initiate a return, please visit our Returns Center.
View our full returns policy here.
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Top Amazon Reviews
This immersion water heater has been useful for heating water in buckets and tubs around the house, especially when using it in the backyard. It warms up the water noticeably faster than expected for its size, which is helpful when preparing warm water for cleaning or soaking. The stainless steel guard feels solid and provides some protection when the unit is submerged. The included digital thermometer is convenient for checking water temperature without guessing. Setup is simple—just place it in the water and plug it in. It’s important to monitor it while in use and follow the safety instructions, but for controlled household or backyard use, it performs as intended. A practical tool when you need to heat water without using a full water heater
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Reviewed in the United States on February 12, 2026 by Leo
Winter's worst fear is encountering cold water; my hands go numb the moment I put them in. Since recently starting this water heater, life has become so much more convenient. At first, I was worried the water temperature would fluctuate wildly, but it's actually much more stable than I expected. Soon after putting it in the bucket, the water gradually warms up, and when I tested it with my hand, it was just right not scalding at all. I use it most often for cleaning tools. Using cold water before was torture, but now it's so much easier. The water temperature remains very even, so I don't need to constantly monitor it. When I come back after finishing what I'm doing, the water is still at a comfortable temperature. This is really convenient. After using it for a while, I truly feel it has saved me a lot of trouble. Using water in winter has become much less painful; its practicality has completely exceeded my initial expectations.
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Reviewed in the United States on December 7, 2025 by Victoria G
I just received this portable water heater and I am really pleased with it so far. The unit feels solid and well-built, and the design looks compact and practical. Even though I haven’t used it for full heating sessions yet, it seems easy to set up and operate. I like that it doesn’t take up much space, so it will be convenient for small kitchens or travel. Overall it gives a strong first impression and looks like it will make getting hot water quick and easy whenever I need it.
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Reviewed in the United States on December 23, 2025 by jenny baby
We bought this portable immersion water heater for a two night stay in a forest tree house where we had to heat our own water. I did not want to build a fire just to wash up, so I packed this in my bag. It is small, feels solid, and fits easily into a bucket. I put the metal part in the water, plug it in, and the little screen shows the water temperature. It warmed the water to a nice warm level for washing hands and faces.
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Reviewed in the United States on December 11, 2025 by kimaya
We have been using this water heater for weeks, and can't say enough about how helpful it has been for us. The design is very straightforward and practical. The stainless steel heating coil feels sturdy and well-made, and the handle stays cool while it’s in use, which is a big safety plus. The heating element is powerful enough to be effective without feeling unsafe or unstable. For things like making tea, washing dishes when the hot water is out, or even warming water for cleaning, it saves a lot of time.
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Reviewed in the United States on December 13, 2025 by Joyce Yien
This immersion heater is incredibly convenient for quick tasks. It warms water much faster than waiting for a stovetop kettle, especially when using a small pot or metal container. The coil slips right in and starts heating immediately, creating a steady rise in temperature without sputtering or splashing. The cord length gives enough flexibility to place the container safely away from the outlet, and the handle stays cool so it’s easy to pull out. The stainless steel coil feels solid and doesn’t wobble when submerged. It’s also easy to wipe clean after use. It’s a great tool for simple heating needs, compact, fast, and easy to store.
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Reviewed in the United States on December 6, 2025 by Rowland
This heater works well for warming small amounts of water without much waiting. The temperature rises steadily and feels easy to control with the digital display. It is simple to set up and does not require complicated steps. The size makes it convenient for buckets, tubs, or similar small containers. Overall, it feels practical for routine tasks that need warm water quickly.
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Reviewed in the United States on December 14, 2025 by Big Sea
I got this small heater because I needed warm water without having to boil it every time. It surprised me how fast it brings a bucket from chilly to nice and warm. The little screen that shows the temp has been super helpful too, so I don’t have to dip my fingers in and guess. I used it in a plastic tub for washing some tools and it made the task smoother. It’s light, easy to move around, and doesn’t take up space.
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Reviewed in the United States on December 8, 2025 by Fred