Back-up power for small to medium sized homes


Backup power is more affordable than ever with the smaller, sleeker 10 kW1generator system. Designed to keep your home running during an outage, this system is ideal for small to medium-sized homes. (Does not include transfer switch)

10 kW1 Fortress Standby Generator System

SKU: 040545
  • Symphony II®

    Thanks to Symphony® II Power Management System, a smaller home generator system by Briggs & Stratton can meet all your needs and save you money in the process.

    6 Year Parts, Labor & Travel Limited Warranty

    The longest warranty in the industry. Our most comprehensive 6 year parts, labor & travel limited warranty.

    Commercial-Grade Engine

    A commercial-grade Vanguard™ engine means powerful performance when it matters most.

    Durable Enclosure

    Designed to weather the elements, the system's enclosure is made from automotive-grade Galvanneal steel to resist rust. Its advanced powder coat paint process results in years of protection against chips and abrasions.

    Superior Customer Support

    Shopping for the right standby generator for your home can be confusing, but Briggs & Stratton will be with you every step of the way. Call our U.S.-based Answer Care Representatives by calling (800) 743-4115 or visit the Customer Support Portal to get your questions answered now.

    Flexible Placement3

    Have a tight lot line? Worried about your curb appeal? Install your generator as close as 18" for your home. Our generators are in compliancy with the stringent National Fire Protection Agency 37 standard.

  • Model Number


    Running Watts (NG)*


    Engine Series



    Fully Automatic

    Running Amps (LP)


    Alternator Type

    Computer Friendly

    NG Fuel Consumption**

    50% load = 111 ft3 /hr

    Battery/Battery Charger


    Length (in)


    Height (in)


    Warranty (Product)***

    6 Year Parts, Labor & Travel Limited Warranty

    Running Watts (LP)*


    Engine Brand

    Briggs & Stratton

    Engine Displacement (cc)


    Voltage (V)

    120/240V AC, Single Phase, 1.0 pf

    Running Amps (NG)


    LP Fuel Consumption**

    50% load = 1.19 gal/hr

    Weekly Exerciser


    Overcrank Protection


    Width (in)


    Weight (lbs)