Product Description

MRCOOL® HeatWise™ Electric Tank Water Heater

The MRCOOL® HeatWise™ Electric Tank Water Heater delivers dependable hot water for any home. Designed for durability and efficiency, it provides a consistent supply of hot water while keeping energy consumption low. High-efficiency 4,500 W heating elements quickly bring water to your preferred temperature, reducing wait time between uses.

A dual stainless steel tank and ceramic-coated heating element offer 50% more protection against corrosion for a longer service life. The water heater also features an anti-bacterial tank, a self-cleaning mechanism, and a patented Rare Earth anode rod. Its compact, space-saving design installs easily in tight spaces, and straightforward temperature controls make adjustments simple.

Available in standard, low (lowboy), and tall profiles. Backed by a 10-year parts warranty, a 10-year tank warranty, and a 1-year limited labor warranty.

Installation by a licensed plumber and electrician is recommended and may be required by local code.

Features

  • 4,500 W high-efficiency heating elements
  • Dual stainless steel tank; ceramic-coated element
  • Anti-bacterial tank and self-cleaning mechanism
  • Patented Rare Earth anode rod
  • Compact, space-saving design
  • 10-year parts and tank warranty

Specifications

Model Capacity Profile Diameter x Height (in) Net / Shipping Weight
MTWH04528EL 28 gal Low 20.05 x 30.1 81.57 / 99.21 lbs
MTWH04530E 30 gal Standard 21.6 x 36.4 99.2 / 110.2 lbs
MTWH04538EL 38 gal Low 22.89 x 32.15 108.03 / 125.66 lbs
MTWH04540E 40 gal Standard 21.6 x 45.5 114.6 / 127.8 lbs
MTWH04540ET 40 gal Tall 19.35 x 59.93 121.25 / 132.28 lbs
MTWH04550E 50 gal Standard 23.8 x 45.6 127.87 / 143.3 lbs
MTWH04550ET 50 gal Tall 20.53 x 60.16 132.28 / 145.5 lbs
Element Wattage 4,500 W
Voltage 208/240V
Max Breaker / MCA 30 A / 18.7 A
Color Grey
Certifications UL
Warranty 10-year parts, 10-year tank, 1-year limited labor

Documentation

Certifications by Model

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