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GE 12KW Standby Generator 810cc LP/NG by Briggs & Stratton #40516-R

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Manufacturer: Briggs & Stratton
Part Number: 40516-R


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2 Year Factory Warranty
  • (Battery Not Included)
    LP/NG fuel generator


Turn on the performance with our new Briggs & Stratton 12kW* home generator system. Its streamlined design meets the power needs of your whole house, with a more compact, affordable unit. The 12kW is ideal for medium-sized houses.
 12kW, install within 20 of the home (where code allows.) 
Series Features
Features Benefits

Advanced Power Management

Partner with a Briggs & Stratton automatic transfer switch to manage up to two load-dependent 4-ton air conditioner units.

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 home's appliances results in less fuel consumption than larger, more fuel hungry generators.

Briggs & Stratton Engine

Application-engineered to stringent specifications, these premium Briggs & Stratton engines will provide years of long-lasting, reliable standby power.

Turnkey Extras

Systems include a battery charger, hour meter, and installation base.

This generator is not designed for prime power application
*This generator is rated in accordance with UL (Underwriters Laboratories) 2200 (stationary engine generator assemblies) and CSA (Canadian Standards Association) standard C22.2 No. 100-04 (motors and generators). **See for more details.
Running Watts (LP)* 12000
Running Watts (NG)* 11000
Engine Brand Briggs & Stratton
Engine Series Professional Series
CC 803
Operation Fully Automatic
Voltage (V) 120/240
Alternator Type Brushless, Computer-friendly
Fuel Consumption (Cubic Feet per Hour @ 1/2 Load) Liquid Propane 51; Natural Gas 119**
Fuel Consumption (Cubic Feet per Hour @ Full Load) 2.19 gal/hr (LP); 195 cubic ft/hr (NG)
Weekly Exerciser Yes
Battery Charger Yes
Overcrank Protection Yes
Hour Meter Yes
Diagnostic Alerts with Remote System Status Low Oil Shutdown, Engine Does Not Start, Low Frequency, Engine Overspeed, Low Voltage, Low Battery Voltage, Oil Temp High, Transfer Switch Fault
Length (in) 34.6
Width (in) 39.4
Height (in) 38.5
Weight (lbs) 520
Warranty (Product) 90 Day Limited
BTU's/Hour @ 1/2 load 102,000 (NG)
BTU's/Hour @ full load 195,000 (NG)

*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.

Accessory Options ( Not Included): 


Remote System Status Panel (06144):

Receive diagnostic alerts from inside the comfort of your home from the hardwired panel. Alerts include: Low Oil Shutdown, Engine Does Not Start, Low Frequency, Engine Overspeed, Low Voltage, Low Battery Voltage, Oil Temp High and Transfer Switch Fault.


Cold Weather Kit (06030):

Ensure smooth starting and reliable operation in the winter months with the Briggs & Stratton Cold Weather kit. The thermostatically controlled battery warmer and oil heater activate as the temperature drops. Each kit includes a battery warmer and oil heater.


Maintenance Kit (06179):

Briggs & Stratton maintenance kits help you complete scheduled maintenance and prevent costly repairs on your standby generator. The 10-12kW maintenance kit contains oil and air filters, synthetic oil and spark plugs.


Transfer Switch Options

The Briggs & Stratton 12kW home generator system is compatible with the following transfer switches:

071038, 071045, 071046, 071047, 071055 and 071035.



Factory Reconditioned Items  


  • What does Factory Reconditioned mean?

These are purchased, used, and returned units that have been serviced by the original manufacturer to meet new product performance specifications. Possible reasons units returned may be but arent limited to:

- Missing parts at the retail store level

- Purchased by consumer and did not work to the customers satisfaction

- Scratches and/or dents at store level. Paint may be peeling or flaking


  • BrandNewEngines receives all reconditioned items in sealed boxes direct from the factory. We do not recondition these units.  
  • Some factory reconditioned items look brand new, while some can look slightly used including but not limited to small scratches, small dents, fading or flaking paint. Regardless of appearance, you are getting a GREAT PRICE! These factory reconditioned sealed boxes are sold by us as is, but they do come with a 90 day factory warranty. These are not brand new items. All units have been run.
  • If there happens to be a problem with the unit or parts missing from the factory sealed box, you will have to contact the manufacturer and possibly take to a factory service center. While we do not service units, we will be happy to assist you with service center contact information.

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