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2000W Immersion Water Heater, High Power Bucket Heater with Auto Shut-Off & 304 Stainless Steel Guard, Rapid Heating Element with Digital Thermometer for Inflatable Pool, Bathtub & Home Cleaning

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Availability: Only 5 left in stock, order soon!
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Arrives Wednesday, Apr 29
Order within 17 hours and 47 minutes
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Features

  • 2000W HIGH-POWER EFFICIENCY: Engineered with a premium heating element, this 2000W immersion heater can warm 5 gallons of water in minutes. It significantly reduces waiting time compared to 1500W models, providing instant hot water for various household tasks.
  • 304 STAINLESS STEEL SAFETY GUARD: The heater is fully encased in a heavy-duty 304 stainless steel shield. This robust design prevents the heating tube from touching the container walls, protecting your plastic buckets or vinyl liners from melting or damage.
  • SMART OVERHEAT PROTECTION: Your safety is our priority. Featuring an intelligent thermal sensor, the device automatically shuts off if the temperature exceeds safety limits or if it detects a dry-burning situation, ensuring a secure user experience.
  • REAL-TIME TEMPERATURE DISPLAY: We include a high-precision digital thermometer for accurate monitoring. No more manual testingget the exact water temperature at a glance to ensure safety for children, pets, or yourself.

Product Dimensions: ‎10 x 2 x 2 inches


Item Weight: ‎10.8 ounces


Manufacturer: ‎Maoming Zhuda Electrical Appliance Co., Ltd


Item model number: ‎RSB02


Date First Available: ‎December 18, 2025


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Wednesday, Apr 29

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.

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Top Amazon Reviews


  • Practical heater for quick buckets of hot water
I picked up this immersion water heater to warm water in a cleaning bucket during winter mornings at home. Instead of waiting for the tap to run hot, I place it in a large bucket and the water heats fairly quickly. The stainless steel guard gives me confidence that the heating element stays protected and does not touch the sides. I also like the automatic shutoff feature and the small digital thermometer that lets me check the temperature easily. After several uses for cleaning tools and soaking towels, it has been simple and practical to use. ... show more
Reviewed in the United States on March 9, 2026 by Valentina

  • Heats water fast and simple to use
I picked up this water heater to warm up water for our inflatable pool and a big storage tub in the backyard. It heats the water faster than I expected. I just place it in the water, plug it in, and keep an eye on the temperature with the digital thermometer. The display is clear and easy to read. The stainless steel guard gives me extra confidence when using it in plastic tubs. It shuts off on its own when the temperature gets high or if the water level drops, which is helpful. It’s compact, I store it on a shelf in the garage. For small pools and buckets, it does the job well and saves me from dealing with a full heating system. ... show more
Reviewed in the United States on March 2, 2026 by Ann

  • Reliable heat for tubs and tanks
It’s not the kind of item I leave lying around—I treat it like a tool: set up carefully, use it, then put it away. The temperature display keeps the whole process controlled. I can start with cool water, watch it climb, and stop right where I want. That matters for things like soaking, washing, or mixing water for different tasks where “kinda warm” isn’t specific enough.I also like the overall build. The protective cover, the sturdy metal feel, and the indicator light all make it feel purposeful. My routine is the same every time: place it in the water fully submerged, plug it in, keep the area clear, monitor the reading, then unplug and let it cool down before handling. It’s been a dependable way to get warm water without extra equipment or guesswork. ... show more
Reviewed in the United States on February 26, 2026 by WREN

  • children Small pool warm-up without drama
For a children small pool setup, this has been a really practical way to take the chill out of the water. I’m not trying to make it steaming hot—I just want it to feel more comfortable, and this gets me there without needing anything complicated. I like the protective guard because it keeps the heating element from being exposed, and the metal body feels sturdy in my hands. The temperature readout gives me a clear target, so I can warm the water gradually and stop when it feels right. I’m careful with how I use it: heater goes in first, fully underwater, then power. And I keep the pool empty while it’s running, then unplug it and move it out of the way once I’m done. It’s a simple routine, and it’s been consistent every time. ... show more
Reviewed in the United States on February 25, 2026 by Grace

  • Stopped working almost immediately.
Color: Orange
I am genuinely upset. I got this 3 hours ago when I got home from work as a stop gap for hot water while we get our tank replaced. I looked it over while my tub was filling up and then set it in the water so it was submerged and turned it on. It started heating and lasted about 20 seconds before it just cut off. I grabbed a bucket, dropped the heater in and tried all of the plugs in my house. It will not turn on and produce heat at all. I do not know if I got a defective unit, but I am so upset right now. ... show more
Reviewed in the United States on March 26, 2026 by Kindle Customer

  • Handy helper for quick tub fills
This thing has been a nice add-on for my bathroom routine. I don’t always need a full bath worth of hot water from the tap, so I’ll warm a separate container and then mix it in until it feels right. The little screen showing the temp is the part I use the most. It takes the “is this too hot?” guesswork out of the process, especially when I’m doing a soak after a long day. I also like that it shuts itself off when it gets to its limit, so it doesn’t just keep climbing. I still stay nearby and keep everything clear while it’s running, but it feels thoughtfully built. ... show more
Reviewed in the United States on February 22, 2026 by Leon James

  • Quick warm water, simple setup
I picked this immersion heater up because I needed a fast way to warm water without building some whole contraption. The first thing I noticed is how compact it feels in my hand, like it actually belongs in a utility drawer instead of taking over a shelf. I use it in a sturdy bucket for cleaning tasks, and the water goes from “ice cold” to comfortable pretty fast. The temperature screen is what makes it feel controlled. I can watch the number climb and unplug it when I’m happy with the warmth, instead of guessing with my fingers. The guard around the heating area also gives me more confidence because it keeps the hot part from being exposed. ... show more
Reviewed in the United States on February 19, 2026 by ElizabethK

  • Hot Water Without a Whole Setup
I grabbed this portable immersion heater to warm water without dealing with a big, permanent install. It’s basically a drop-in heater with a little screen that shows the water temp while it’s running, so I’m not guessing. I like that it feels like real metal where it counts, and the guard around the heating area makes it feel more “contained” when it’s in a bucket. What’s been nicest is how quickly it takes the edge off cold water for small jobs. I’ve used it when I needed warm water on demand and didn’t want to run back and forth to a sink. I just set my container where I want it, make sure the unit is fully under water, plug it in, and keep an eye on the display until it’s where I want it. ... show more
Reviewed in the United States on February 17, 2026 by Ava

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