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Scheduled delivery to your door.
A scheduled delivery is available only Monday - Friday during normal business hours and used for heavy and oversized items (large TVs, large furniture and large appliances). This service includes delivery to the main entrance or garage (but does not include stairs). This service does not include unpacking, plugging in, installation or debris removal.

Note: Scheduled delivery services are available to most of the contiguous United States (available in parts of Alaska and Hawaii). Call 888-228-5800 for more information.
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Briggs & Stratton 15KW Home Generator System - 040303-1

Abt Model: 40303B | UPC Code: 011675403034
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Product Details

Briggs & Stratton 15KW Home Generator System, Model 40303B


  • Briggs & Stratton V-Twin Commercial Engine
    Application-engineered to stringent commercial specifications, these premium Briggs & Stratton engines will provide years of long-lasting, reliable standby power
  • Durable Outdoor Enclosure
    Galvaneal steel provides years of rust proof, outdoor protection--perfect for extreme weather conditions
  • Overload Protection
    When multiple high-wattage items attempt to start at the same time, the power demand can cause a generator to overload and shutdown. The exclusive AC Power Control Module's advanced computer controls automatically manage 2 centeral air conditioners while safeguarding the generator against power overload
  • IntelliGEN™ Central Air Technology
    The patented IntelliGEN automatic transfer switches available only with Briggs & Stratton standby generators allows you to manage the high power demands of central air conditioning in addition to essential items while protecting against AC overload. (10kW = two 3 ton, 12kW = two 4 ton, 15kW = two 5 ton, 20kW = two 5 tn plus)
  • Turnkey Extras
    • Each system includes a battery charger and hour meter
    • The engine also comes pre-filled with oil and is pre-run at the factory, saving you time and money
  • Premium, whole house comfort and control


  • Running Watts (LP)* 15,000
  • Running Watts (NG)* 14,000
  • Surge Watts (LP) 18,500
  • Surge Watts (NG) 17,000
  • Engine Brand Briggs & Stratton
  • Engine Series Vanguard
  • CC 895
  • Number of Cylinders 2
  • Operation Fully Automatic
  • Voltage (V) 120/240
  • Alternator Type Brush
  • Fuel Consumption (Cubic Feet per Hour @ 1/2 Load) 1.56 gal/hr (LP); 126 cubic ft/hr (NG)**
  • Fuel Consumption (Cubic Feet per Hour @ Full Load) 2.99 gal/hr (LP); 242 cubic ft/hr (NG)
  • Weekly Exerciser Yes
  • Sound Attenuation Sound Shield™ Technology
  • Battery Charger Yes
  • Overcrank Protection Yes
  • Hour Meter Yes
  • Diagnostic Alerts with Remote System Status
    • Low Oil Shutdown
    • Fail to Start
    • Low Frequency
    • Engine Overspeed
    • Low Voltage
    • Low Battery Voltage
    • Oil Temp High
    • Transfer Switch Fault
  • BTU's/Hour @ 1/2 Load 126,000 (NG)
  • BTU's/Hour @ Full Load 242,000 (NG)

Approximate Dimensions:

  • Height: 31.6"
  • Depth: 33.75"
  • Width: 48.7"

Approximate Weight:

  • Unit: 562 lbs.
  • Shipping: 590 lbs.

Warranty Information:

  • Manufacturer Warranty (authorized online retailer): 4 Year Limited

*NG = Natural Gas; LP = Liquid Propane

**Fuel consumption rates are estimated based on normal operating conditions at 1/2 load. Generator operation may be greatly affected by elevation and the cycling operation of multiple electrical appliances - fuel flow rates may vary depending on these factors.

Key Features
Includes A Battery Charger And Hour Meter/ Fully Automatic Operation/ 895CC, 2 Cylinder Engine/ Overcrank Protection/ Brush Alternator/ Sound Shield Technology/ Durable Outdoor Enclosure/ Briggs & Stratton V-Twin Commercial Engine/ Comes Pre-Filled With Oil And Is Pre-Run At The Factory/ Grey Finish
More reasons to buy the Briggs & Stratton 040303-1 from Abt Electronics
  • is an authorized dealer (Learn More).
  • The Briggs & Stratton 040303-1 is Brand New.
  • The Briggs & Stratton 040303-1 Ships in a Factory Sealed Box.
Height (inches)31.6"
Width (inches)48.7"
Depth (inches)33.75"
Warranty4 Year Limited
Delivery is subject to reasonable access to the area without damaging the purchaser's property or the product, or jeopardizing the safety of the delivery personnel.
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