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A.O. SmithVerified

A.O. Smith DRE-120-9 Spec Sheet

Floor Mounted Electric Hot Water Tank, 3 Elements (3kW/element) Simultaneous

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Product Overview

This A.O. Smith DRE-120 Commercial Electric Water Heater, featuring a 119-gallon glasslined tank rated at 150 PSI working pressure, is engineered for superior recovery and durability. It boasts heavy-duty incoloy sheathed elements, dual anode rods for corrosion protection, and a cabinet with a baked enamel finish. Download the DRE-120-9 spec sheet, shop drawings, and submittal package to streamline your project planning and ensure compliance with U.S. Department of Energy and ASHRAE/IES 90.1 standards.

Key Features

  • Meets U.S. Department of Energy and ASHRAE/IES 90.1 standby loss requirements with 93.7% energy efficiency.
  • Heavy-duty medium watt density elements with incoloy sheathing provide excellent protection against oxidation and scaling.
  • Glasslined tank, rated at 150 PSI working pressure, coated with A. O. Smith's specially developed glass.
  • Protects internal wiring circuits and elements with fusing, meeting National Electrical Code requirements.
  • Features dual anode rods for maximum corrosion protection and a cabinet with baked enamel finish.

Technical Specs

ModelDRE-120-9
Capacity119 Gallons (450 Liters)
kW Input9 kW
DimensionsHeight: 62-1/4 inches (158.1 cm), Diameter: 29-1/2 inches (75 cm)
ManufacturerA.O. Smith
Tank InteriorGlasslined (Alkaline Borosilicate Composition)
Cabinet FinishBonderized Undercoat with Baked Enamel Finish
CertificationsUL Listed, NSF Standard 5 by UL, CSA Certified, ASME T&P Relief Valve, Complies with DOE & ASHRAE/IES 90.1
Element Wattage3000 W each
Element MaterialIncoloy Sheathed
Working Pressure150 PSI (1034 kPa)
Energy Efficiency93.7% per IEC 60379:2007
Inlet/Outlet Size1-1/4 inch NPT
Temperature Range120° to 181°F
Number of Elements3
Drain Valve MaterialBrass
Approx. Shipping Weight390 lbs (177 kg)

About This Spec

Last Verified

April 21, 2026

Status

Verified (9x confirmed)

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