12kW Home Generator NG/LP by Briggs and Stratton | 40517

12kW Home Generator NG/LP by Briggs and Stratton | 40517
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Product ID : 40517
MSRP: $3,049.00
Sale Price: $2,799.00
You Save: $250.00
Manufacturer: Briggs & Stratton
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Gain the peace of mind, and quiet that comes with owning the new 12kW standby generator by Briggs and Stratton.  Now 60% quieter and 50% smaller than our old 12kW, you don't have to compromise your homes curb appeal to get the protection of automatic backup power.  With its sleek, compact profile, the 12kW Home Generator adds new dimension to "Powering More for Less".  Perfect for smaller to medium-sized homes, the new 12kW Home Generator by Briggs & Stratton combined with our Symphony II Power Managemet System allows you to meet the power needs of your whole house (including up to two 4-ton air conditioners).  Symphony II Power Management is sold separately.

Installs as close as 18" from your home - perfect for tight lot lines.


 Fully Automatic

  • Advanced electronics will detect a utility power outage and automatically start the generator whether you are home or away

Symphony II Power Management

  • Combine with a Briggs & Stratton automatic transfer switch to manage up to two load-dependent 3-ton air conditioner units with Symphony II Remote Modules, sold separately.

Streamlined, Space Saving Design

  • Its sleek, compact profile blends in beautifully with your home’s exterior and landscaping, much like your central air conditioner.
  • Durable Outdoor Enclosure: Galvaneal steel provides years of rust proof, outdoor protection – perfect for extreme weather conditions.

Maximum Fuel Economy

  • Smart management of your homes appliances results in less fuel consumption than larger, more fuel hungry generators.

Turn-Key Extras Included

  • Battery charger, flex fuel line, hour meter, and  installation base
  • Battery Requirement (Battery Not Included): 12 Volt DC, 600 CCA (cold cranking amps), AGM Type with M6 terminal hardware, Recommend Werker Model WKA12-55C/FR

Now 60% Quieter

  • Powered by our high-quality Vanguard engine, improved muffler design and re-engineered alternator intake ducting, the new 12kW is 60% quieter than our old 12kW.

Superior Customer Support

  • Call Briggs and Stratton U.S. based Answer Care Representative 800-743-4115

5-Year Limited Warranty

  • Home generators are backed by Briggs & Stratton's cusotmer-friendly 5-year parts and 3-year labor limited warranty.

Options - Sold Separately

The addition of remote power generator modules adds a managed power option which allows the generator to supply power to all your home's high-voltage, high current appliances including dryers, hot water heaters, and well pumps.  Installed directly to a home's exisitng wiring Symphony II automatically manages the distribution of power to the electrical loads, providing power where it's needed while preventing a generator overload.

Maintenance kits include everything necessary to keep your generator running and supplying power, even through extended outages with oil and air filters, filler funnel, and spark plugs. Cold weather kits add two oil warmers and a battery warmer for easier and more reliable starts in cold weather down to -25 Fahrenheit.

Add a wireless monitor and keep track of your generator from indoors and eliminate trips outside during inclement weather.

Transfer switch is sold separately.

** See BriggsandStratton.com for warranty details**


Product Specifications:
Model Number 40517
Manufacturer Briggs & Stratton
Rated Watts 12kW LP/10kW NG
A/C Ton Rating 4 Ton
Enclosure Galvaneal Steel
UL Listed Yes
Decibel Rating @ 7m 69 db(A)
Starting System Automatic Start
Low Oil Alert Yes
Hour Meter Yes
Mounting Pad Composite Base Attached
Weight 318 lbs
Dimensions (Inches) 28L x 26W x 37.2H
Engine Brand Briggs & Stratton Profession
HP/CC 627 cc
Cooling System Air Cooled
Alternator Type Brushless
Voltage 120/240V Single Phase
Frequency 60 Hz
Auto Voltage Regulation Yes
Rated Amps 50 LP/41 NG
Fuel Type Natural Gas (NG)/ Propane (LP)
NG Power Capacity 10kW
LP Power Capacity 12 kW
NG Consumption @ Full Load 172 cu.ft/hr
NG Consumption @ 1/2 Load 117 cu.ft/hr
LP Consumption @ Full Load 2.3 gal/hr
LP Consumption @ 1/2 Load 1.7 gal/hr
Transfer Switch Sold Separately
Consumer Information
Consumer Warranty 5 Year Limited Warranty
Availability Ships Factory Direct In 3-4 Days

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