A. O. Smith DEN-52D Water Heater - 50 Gallon Commercial Electric

Product Description

AO-Smith-50-Gallon-DEN-52D                      

50 Gallon Commercial Gas

Compatible with Eastman 60023 expansion tank

Warranty
3-Year Limited Warranty

Dura-Power Commercial Electric Water Heaters

The Dura-Power™ DEN (standard upright) and DEL (lowboy) series is available with tank capacities from 6 through 119-gallons. They can be installed for nonsimultaneous and single element operation (maximum input up to 6 kW), or for simultaneous dual-element operation (maximum input up to 12 kW).

Features:

• Glass lined tank - tank interior is coated with glass specially developed by A. O. Smith Ceramic Research for water heater use
• Elements - zinc plated copper sheaths for longer life. Medium watt density; means lower surface temperature to minimize scale build-up and more surface to heat water. D denotes Dual Element.
• Standard voltages - 208, 240 and 480V unbalanced three-phase delta; easily converted to single-phase at terminal block (except 208V with 6000 watt elements). 
• Factory installed terminal block -just bring the service to heater and connect to block. Terminal block not supplied on 120V & 277 volt models.
• Controls - temperature control (adjustable through a range of 120° to 180°F on dual element) and manual reset high temperature cutoff per element (dual element models). Factory wired for non-simultaneous operation; easily converted to simultaneous element operation (three phase models only)
• CSA certified and ASME rated T&P relief valve
• Simplified circuitry, color coded for ease of service
• Anode rod for maximum corrosion protection
• Cabinet has bonderized undercoat with baked enamel finish
• Top inlet and outlet openings
• Drain valve
• Surface mounted thermostats
• UL approved field conversion program

Specifications: https://www.commercialwaterheatersales.com/content/AO%20Smith%20Del.pdf