PowerProtect™ 20kW Standby Generator

Starting at MSRP $5,359.00

20kW1 of power when you need it most, providing more power on both natural gas and liquid propane than any other generator in its class. The workhorse of the PowerProtect lineup, the 20kW packs the punch necessary to power large homes with demanding power needs.

Click here to view spec sheet.

Available Models: 040662,040662

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 Ownership & 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.

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.

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.

1This 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).
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)*
$5,359.00
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
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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