3 products

MRCOOL® Electric Water Heaters – Reliable, High-Efficiency Hot Water

MRCOOL® Electric Water Heaters – Reliable, High-Efficiency Hot Water

Discover MRCOOL 30-, 40-, and 50-gallon electric water heaters with 4500-watt elements, self-cleaning tanks, anti-bacterial protection, and a patented Rare-Earth Anode for superior corrosion resistance. Backed by a 10-year tank & parts warranty for lasting value.

High-Efficiency 4500W Self-Cleaning Tank Rare-Earth Anode 10-Year Warranty Compact, Space-Saving

Ideal for homeowners, landlords, and contractors seeking dependable hot water with lower maintenance and energy costs.

Faster Heat & Recovery

High-efficiency elements deliver rapid heat-up and shorter wait times between showers, laundry, and dishes—without spiking energy use.

  • Consistent hot water output
  • Optimized for everyday household demand

Built to Last

Dual stainless-steel construction plus a ceramic-coated heating element offers up to 50% better corrosion resistance vs. standard designs.

  • Patented Rare-Earth Anode protection
  • Anti-bacterial tank & self-cleaning function

Easy to Install & Use

Compact footprint for tight spaces with simple, reliable temperature controls your customers understand and trust.

  • Perfect for closets, basements, garages
  • Backed by 10-yr tank & parts warranty
Model Best For Power Warranty Highlights
30 Gallon Smaller homes, apartments, tight installs 4500 W 10-yr tank & parts / 1-yr labor Compact; self-cleaning; anti-bacterial; Rare-Earth Anode
40 Gallon Medium households, everyday use 4500 W 10-yr tank & parts / 1-yr labor Fast recovery; corrosion-resistant ceramic-coated element
50 Gallon Larger families, higher hot-water demand 4500 W 10-yr tank & parts / 1-yr labor High capacity; self-cleaning; long-life anode protection
Shop 50-Gallon Shop 40-Gallon Shop 30-Gallon
Which MRCOOL water heater size should I choose?

Choose by demand and space: 30-gal for compact installs or 1–2 users, 40-gal for typical families, 50-gal for higher demand or multi-bath homes.

What makes MRCOOL tanks more durable?

Dual stainless-steel construction, a ceramic-coated heating element, and a patented Rare-Earth Anode rod that resists corrosion better than standard anodes.

Do these models reduce maintenance?

Yes. The self-cleaning function helps reduce sediment buildup, and the anti-bacterial tank helps keep water fresher between service intervals.

What’s the warranty?

Each MRCOOL electric tank water heater includes a 10-year tank warranty, 10-year parts warranty, and a 1-year limited labor warranty.