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        PowerProtect™ 20kW Standby Generator

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        Starting at MSRP $5,767.00

        Providing exact power on both natural gas and liquid propane than any other generator in its class, our 20kW1 generator packs the punch necessary to power large homes with demanding power needs.

        Click here to view spec sheet.

        Available Models: 040662

        Feature

        Features

        Highest-Rated Power Output in its Class

        Get more bang for your buck with the most powerful natural gas unit in its class.2

        Best-In-Class Warranty

        6-Year limited warranty3 of parts, labor, and travel, included for the entire term. The industry’s most comprehensive warranty over time is standard to give you piece of mind that you have the coverage you need.

        Quiet Weekly Test Mode

        Over 65% quieter during weekly test mode, for less disruption to you and your neighbors.4

        Multiple Fuel Options

        Optimized for both natural gas and liquid propane fuels, the PP20 can provide reliable backup power to your home regardless of your available fuel options.

        Commercial-Grade Vanguard® Power

        Rugged, reliable engines trusted for the most demanding commercial applications, so you always get the power you need.

        Easy Installation & Serviceability

        Approved for installation as close as 18" to a building for flexibility of placement around the home - simple toolless panel removal also allows for easy serviceability and maintenance.5

        Assembled & Engineered in USA

        Briggs & Stratton generators are designed and assembled in the USA.6

        Power Management System (Optional)

        Customizable to your home's power needs, Symphony® II and Amplify™ Power Management systems offer prioritized whole house power giving flexibility to a more affordable standby generator solution.
        Learn more.

        Superior Customer Support

        When you need support, we've got your back with a nationwide call center and dealer network. Our best-in-class customer service team is always prepared to assist with any questions you may have.

        Corrosion Resistant Enclosure & Base

        Automotive-grade galvanneal steel base and aluminum enclosure to resist rust, and powder-coated paint for years of protection against chips and abrasions.

        1This generator is listed in accordance with UL (Underwriters Laboratories) 2200 (stationary engine generator assemblies) and CSA (Canadian Standards Association) standard C22.2 No.100-14 (motors and generators).
        2On natural gas in its named class
        3See operator’s manual or briggsandstratton.com for complete warranty details.
        4Compared to full load based on lowest microphone at 7 meters
        5The installation manual contains specific instructions related to generator placement in addition to NFPA 37, including the requirement that carbon monoxide detectors be installed and maintained in your home or business.
        6Of U.S. and global parts

        Specifications

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        Model Number
        040662
        MSRP (USD)*
        $5,767.00
        Running Watts (Liquid Propane) kW**
        20
        Running Watts (Natural Gas) kW**
        20
        Running Amperage (Liquid Propane) Amps**
        83.3
        Running Amperage (Natural Gas) Amps**
        83.3
        Voltage
        120 / 240
        Circuit Breaker Amps
        100
        Engine Brand
        Vanguard®
        Engine Displacement (cc)
        993
        Motor Starting Capability (kVA)
        41 (35% Voltage Dip)
        Assembled Length (in.)
        46.5
        Assembled Width (in.)
        26.8
        Assembled Height (in.)
        28.4
        Assembled Weight (lbs.)
        520
        Normal Operating Sound
        68 dBA
        Fuel Consumption (Liquid Propane) (50% Load, BTU/hr)***
        208,000
        Fuel Consumption (Natural Gas) (50% Load, BTU/hr)***
        187,000
        Limited Warranty (Years)†
        6

        *Starting price in US dollars. Does not include installation, automatic transfer switch, accessories or shipping.
        **This generator is rated in accordance with UL (Underwriters Laboratories) 2200 (stationary engine generator assemblies) and CSA (Canadian Standards Association) standard C22.2 No.100-14 (motors and generators).
        ***Fuel consumption rates are estimated based on normal operating conditions. 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.
        †See operator’s manual or briggsandstratton.com for complete warranty details.

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        Transfer Switches

        Transfer Switches

        View our full lineup of automatic transfer switches, that pair with your standby generator to provide seamless backup power to your home in the event of an outage.

        financing solutions

        Financing

        Backup power is one of the smartest investments you can make in your home. Learn about how you can purchase a generator with easy financing options*.

        *Subject to credit approval, minimum monthly payments required, see dealer for details

        Accessories

        Accessories

        Whether you want real-time remote monitoring, cold weather protection, or prioritized power management, our optional accessories can help you create a backup power system that's customized to your home's needs.

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