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Delta Limited Water Heaters, 399B-899B

Delta Limited Water Heaters, 399B-899B

The Delta Limited® series has the same basic design as the Hi Delta® product line with a reduced set of features and options to provide rock-solid heating at a reduced cost. The Delta Limited® product line is not approved for sale or distribution in California.


  • Up to 85% efficiency
  • All models indoor/outdoor certified
  • Third-party certified under ANSI Z21.10.3
  • 105ºF minimum inlet water temperature
  • Glass-lined, cast iron headers with copper finned tube heat exchanger
  • Status display lights
  • Pump-off delay, fixed at 300 seconds
  • T&P gauge
  • Flow switch
  • Manual-reset high limit, 200F max
  • Hot surface ignition with 3-try lockout
  • Outdoor trim
  • 125# PRV
  • Available for natural gas or propane
  • 100% Factory Fire Tested 

    • Efficiency: Up to 85% 
    • Maximum Setpoint: 150°F 
    • Maximum Outlet Temperature: 200°F 
    • Minimum Non-Condensing Inlet Temperature: 105°F 
    • Thermal Shock Proof Heat Exchanger 
    • Limited Twenty-Year Thermal Shock Warranty 
    • Limited Ten-Year Cupro-Nickel Heat Exchanger Warranty 
    • Limited Five-Year Copper Heat Exchanger Warranty 
    • PolyTuf Powder Coated Cabinet 
    • Combustible Floor Shield Required 
    • Fan-Assisted 
    • Patented Burner Security Blanket
Technical specification
  • Unique ref.Delta-Limited-Water-Heaters-399B-899B
  • Collection setBoilers & Water Heaters
  • CollectionDomestic Hot Water Heaters
  • TypeObject (single object)
  • Date of publishing2020-10-01
  • Edition number1
  • BIMobject CategoryHVAC - Water heaters
  • IFC classificationHeat Exchanger
  • UNSPSC nameDomestic water heaters
  • UNSPSC code40101825
  • Uniclass 2015 CodePr_60_60_96
  • Uniclass 2015 DescriptionWater heaters
  • CSI MasterFormat 2014 Code22 34 00
  • CSI MasterFormat 2014 TitleFuel-Fired Domestic Water Heaters
  • OmniClass TitleHot Water Heaters
  • OmniClass Number23-31 29 00
  • CSI UniFormat II CodeD3090
  • CSI UniFormat II TitleOther HVAC Systems & Equipment

Region availability

North America
United States