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Weil Mclain Products

Weil Mclain 383500703

383-500-703 Ultra 155 Natural Gas Ultra Efficient Condensing Gas Boiler

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Items that are currently in-transit to our warehouse, are currently in-stock at a drop-ship vendor’s, or manufacturer's warehouse will be marked as "Available". These products will ship once your order is processed (usually within 24-48 business hours). For any exceptions to this timeframe, an ETA (Estimated Time of Arrival) for your order will be emailed with accurate shipping dates in order to ensure that you are always updated and informed as to when your order will arrive at its final destination.

Quick Specs: View More

  • Width: 22-5/8"
  • Height: 41-1/8"
  • Depth: 19"

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Discontinued No longer available.

Weil McLain Ultra UG-155-S3-UE, Natural Gas Series 3 High Efficiency Condensing Hot Water Residential boilers feature AFUE efficiency up to 95.6% . These are some of the highest efficiencies in the industry, however, Ultra Series boilers, when used in common low temperature applications have annual efficiencies of 98.0%. Besides being Ultra High Efficient, the Ultra boiler is environmentally friendly. Available at AppliancesConnection

Features:

  • Cast Aluminum Mono Block - aluminum provides 10 times better and faster heat transfer than stainless steel
  • Variable Speed Blower Assembly - constantly matches combustion output to your heating needs
  • Control Panel with Digital Display - u-Control user's Interface Module is provided to display system operating status and fully adjustable parameter values as well as diagnostic codes for easy troubleshooting and optimum system performance
  • Venture Mixing System with Air Silencer - precisely mixes air and gas providing higher efficiency and quiet operation
  • Made in the USA
  • Stainless Steel Burner with woven steel fiber mesh
  • Outdoor temperature sensor
  • Direct Spark Ignition
  • Automatic air vent
  • Pressure gauge
  • Condensate drain assembly
  • NTC temperature sensors on the boiler supply/return and flue
  • 120V Power switch
  • Low water protection
  • Domestic hot water priority
  • High temperature limit protection
  • Boiler freeze protection
  • Factory tested 

Specifications:

  • Fuel Type:  Propane/Natural Gas
  • System Type:  Hydronic (Water)
  • Vent Size:  3"
  • Water Connection:  1"
  • Gas Connection:  1/2"
  • BTU Input:  155000
  • BTU Output:  123000
  • Boiler Type:  High Efficiency
  • Width:  22-5/8"
  • Height:  41-1/8"
  • Application:  Heating
  • Depth:  19"
  • Vent Type:  ABS

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    Model

  • Brand:Weil Mclain
  • SKU:383500703
  • UPC:672619185944
  • Stock Id:229514
  • Product Number:383500703

    Appearance

  • Fuel Type:Propane/Natural Gas
  • BTU Output:123000
  • BTU Input:155000

    Dimensions

  • Height:41-1/8"
  • Width:22-5/8"
  • Depth:19"

    Technical Details

  • Energy Star:No
  • Application:Heating
  • System Type:Hydronic (water)
  • Vent Size:3"
  • Water Connection:1"
  • Gas Connection:1/2"
  • Boiler Type:High Efficiency
  • Weight:150.00 lbs