MRCOOL HeatWise™ 4500W Low Electric Tank Water Heater - 38 Gallon MTWH04538EL
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The MRCOOL® HeatWise™ Low Boy 38-Gallon Electric Tank Water Heater provides consistent, energy-efficient hot water tailored to meet the daily needs of any home. Engineered for strength and reliability, this compact model helps lower energy usage without compromising performance—making it a smart and environmentally responsible solution for modern households.
Outfitted with high-efficiency heating elements, the unit quickly reaches your desired temperature, reducing wait times and enhancing everyday comfort. Its dual stainless steel tank and ceramic-coated heating element delivers up to 50% greater resistance to corrosion compared to standard systems—offering increased durability and reduced upkeep. Additional premium features, including an anti-bacterial tank, built-in self-cleaning function, and patented Rare Earth Anode rod, support long-term efficiency and clean water quality.
With a low-profile design, the heater is perfect for installations in spaces with restricted vertical clearance—like beneath countertops, inside short closets, or under stairwells. Easy-access temperature controls make adjustments simple, while the whisper-quiet operation ensures minimal noise. Integrated safety protections against overheating, dry firing, and pressure buildup provide added peace of mind.
Covered by a 10-year parts warranty, 10-year tank warranty, and 1-year limited labor warranty, the MRCOOL® Low Boy Electric Tank Water Heater combines compact convenience, powerful performance, and dependable longevity you can count on.
Technical Specifications
| Voltage | 208/240 |
| Max Breaker | 30A |
| Warranty (Base) | Parts: 10 Years | Tank: 10 Years | Labor: 1 Year |