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Briggs & Stratton

Briggs & Stratton 20KW Home Generator System - 040305-1

Abt Model: 40305B | UPC Code: 011675403058
 Discontinued Product This item is no longer available from our website.
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Briggs & Stratton - 040305-1 - Generators
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Includes A Battery Charger And Hour Meter/ Fully Automatic Operation/ 993CC, 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
Discontinued (details)
Estimation zip code - 20149 edit
MethodEstimated DeliveryCost
Scheduled DeliveryTo be determined$540.00
Scheduled Delivery (White Glove)To be determined$640.00

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Product Details

Briggs & Stratton 20KW Home Generator System, Model 40305B


  • 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)* 20,000
  • Running Watts (NG)* 18,000
  • Surge Watts (LP) 28,000
  • Engine Brand Briggs & Stratton
  • Engine Series Vanguard
  • CC 993
  • Number of Cylinders 2
  • Operation Fully Automatic
  • Voltage (V) 120/240
  • Running Amps 166.7 (LP) 75 @ 240v 150 @ 120v (NG)
  • Surge Amps (LP) 83.3
  • Alternator Type Brush
  • Fuel Consumption (Cubic Feet per Hour @ 1/2 Load)1.97 gal/hr (LP)**
  • Fuel Consumption (Cubic Feet per Hour @ Full Load) 14.27 gal/hr (LP)
  • 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

Approximate Dimensions:

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

Approximate Weight:

  • Unit: 570 lbs.
  • Shipping: 600 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.

More reasons to buy the Briggs & Stratton 040305-1 from Abt Electronics
  • is an authorized dealer (Learn More).
  • The Briggs & Stratton 040305-1 is Brand New.
  • The Briggs & Stratton 040305-1 Ships in a Factory Sealed Box.
Height (inches)31.6"
Width (inches)48.7"
Depth (inches)33.75"
Warranty4 Year Limited
Briggs & Stratton 20KW Home Generator System

Briggs & Stratton 20KW Home Generator System


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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