Description
The MRCOOL HeatWise MTWH04540ET is a 40-gallon tall electric tank water heater with 4,500 W elements.
The MRCOOL® HeatWise™ Tall 50-Gallon Electric Tank Water Heater delivers reliable and consistent hot water to meet the daily needs of any household. Built for long-lasting performance and energy efficiency, this model helps reduce utility expenses while maintaining dependable operation—making it a practical and environmentally conscious choice for modern homes.
Equipped with high-efficiency heating elements, the unit rapidly brings water up to temperature, reducing recovery time and ensuring hot water is ready when you need it. Its dual stainless steel body and ceramic-coated heating element offers enhanced corrosion resistance—up to 50% more than standard materials—extending system life and reducing maintenance.
Performance-boosting features like an anti-bacterial tank, self-cleaning design, and patented Rare Earth Anode rod work together to maximize efficiency and protect water quality.The tall, space-saving design fits easily into tight areas such as closets or utility spaces, making it ideal for homes with limited room. Intuitive temperature controls allow for quick and easy settings adjustments, while whisper-quiet operation ensures minimal disruption.
Built-in safety mechanisms provide added protection from overheating, dry firing, and pressure spikes, offering peace of mind in everyday use. Supported by a 10-year parts warranty, 10-year tank warranty, and 1-year limited labor warranty, the MRCOOL® Electric Tank Water Heater offers long-term value, reliable comfort, and energy-smart performance you can count on.
Product Specifications
| Brand | MRCOOL |
|---|---|
| Model | MTWH04540ET |
| Voltage (V) | 208/240 |
| Phase | 1 |
| Cycle | 60 Hz |
| Max Fuse Breaker (A) | 30 |
| Min Circuit Ampacity (A) | 18.7 |
| Color | Grey |
| UL Listed | Yes |
| AHRI Certified | Yes |
| Base Warranty | 1 Year Limited Labor Warranty, 10 Year Parts Warranty, 10 Year Tank Warranty |
| Base Parts Warranty | 10 Year Parts Warranty |
| Base Labor Warranty | 1 Year Limited Labor Warranty |
| Net Depth (in) | Φ20.53 |
| Net Height (in) | 60.16 |
| Net Width (in) | Φ20.53 |
| Net Weight (lb) | 132.28 |
