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10 Best bathtub water heaters of 2025
Save up to 70% off
Best Choice1
yoisieImmersion Water Heater 1800W, Portable Mini Pool Heater, Bucket Heater, Adjustable Thermostat, Real Time Temperature Display, Anti Dry Burn Protection, for Bathtub, hot tub, Inflatable Pools, 120V
9.7Exceptional
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Value for Money2
TitikulaPortable Water Heater for Bathtub and Bucket, 1800W Fast Heating with Real Time Temperature Display, Adjustable Thermostat and Anti Dry Burn Protection, Stainless Steel Heating Rod, Immersion Heater
9.6Exceptional
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3
LakkzoomImmersion Water Heater,with 304 Stainless Steel Cover Intelligent Temperature Control and UL Certification Portable Bucket Heater Heat 5 Gallons of Water in Minutes
Key specs-
wattage:1500W
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special features:UL certified, portable
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voltage:110V AC
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maximum temperature:75°C (165°F)
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heat output:N/A
9.5Excellent
Our Rating
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4
OstutryOstutry Immersion Water Heater 1500W, Portable Submersible Water Heater with Thermostat for Bucket Bathtub Hot Tub, Real-Time Temperature Display & 15 Presets Control, Dry Burn Protection
70% Off9.3Excellent
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5
HeavenBirdImmersion Water Heater for Bathtub, Anti-scalding Portable Water Heater with Stainless Steel Cover, LCD Thermometer Quick Heating Immersion Heater for Indoor & Outdoor (1 Pcs, Black)
26% Off9.2Excellent
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Touwenzd2000W Immersion Water Heater Electric, Fast Heating Portable Water Heater with 304 Stainless Steel, Bucket Heater with Digital LCD Thermometer for Home Camping Bath Pool Outdoor Use
9.1Excellent
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7
CMOODImmersion Water Heater, 2000W Portable Bucket Heater with 304 Stainless Steel, Intelligent Temperature Control, LCD Thermometer, Submersible Water Heater Electric for Bucket Bathtub
9.0Excellent
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8
Dastminear2000W Immersion Water Heater, Portable Water Heater Electric with Real-Time LCD Thermometer Control, with 304 SS Guard Fast Heats up 5 gallons Water in Minutes for Bucket, Basin, Bathtub, Small Pool
8.9Very Good
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9
GDPLUS2000W Portable Water Heater Electric with 304 SS Guard, Bucket Immersion Water Heater with Digital LCD Thermometer, Fast Heats 5 Gallons of Water in Minutes
38% Off8.8Very Good
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10
NJ FOREVER2000W Immersion Water Heater with 304 SS Guard Fast Heats up 5 gallons Water in Minutes, Portable Bucket Water Heater with LCD Thermometer, Submersible Water Heater for Bathtub Swimming Pools, Black
Key specs-
wattage:2000 watts
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special features:Portable, Fast Heating
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voltage:110V/125V
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maximum temperature:N/A
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heat output:N/A
8.7Very Good
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