PlumbingWater HeatersResidential ElectricRheemSpecialty Series, Marathon (NAECA)


Marathon®
Electric Water Heater


    Key Features
  • Lightweight Design—Allows for easy installation, maneuverability, and positioning
  • Anode Rod Free Tank—Eliminates smelly water due to chemical reactions with sulfates
  • Durable Non-Metallic Polybutene Inner Tank—Resists rust and corrosion
  • Rugged Polyethylene Outer Shell—Resists shipping damage, dents, scratches and salt
  • Bowl-Shaped Tank Bottom—Allows for quick maintenance and easier, more complete draining
  • Polyurethane Foam Insulation—Reduces energy consumption and stand-by heat loss
  • Multi-Layered Filament Wound Fiberglass—Offers unmatched tank strength
  • Thermally Fused Upper Element—Provides protection against dry-firing
  • Titanium Lower Element—Offers superior resistance to lime build-up
  • Water Tight Grommets—Prevent over-head moisture and condensation
  • Brass Union Connections—Offer easy installation and re-installation
    Other Features
  • Recessed Brass Drain Valve
  • Temperature & Pressure Relief Valve
  • High Temperature Polysulfone Dip Tube
  • Standard Replacement Parts
  • Low Lead Compliance
    Warranties
  • Lifetime Limited Tank & 6-Year Parts Warranty (Residential)
  • 5-Year Limited Tank & 1-Year Parts Waranty (Commercial)
Specialty Electric Water Heater, Marathon, NAECA III, 50 Gallon, 94% EF, 240 Volts, Tall

Part #: 587712

Model #: MR50245

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Specialty Electric Water Heater, Marathon, NAECA III, 40 Gallon, 95% EF, 240 Volts, Tall

Part #: 588286

Model #: MR40245

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Specialty Electric Water Heater, Marathon, NAECA III, 50 Gallon, 95% EF, 240 Volts, Short

Part #: 588300

Model #: MSR50245

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