Fortress 20kW Standby Generator
Fortress 20kW Standby Generator
Fortress 20kW Standby Generator

Fortress 20kW Standby Generator

With corrosion-resistant aluminum enclosure

Few things disrupt your life like severe weather. Fortunately, few things let you fight back against severe weather like the Briggs & Stratton Fortress 20kW standby generator.

20

kW

993

Displacement

3600

RPM

6 Year

Limited Warranty

Features

Corrosion-Resistant Aluminum Enclosure

Overcome extreme elements and hurricane-force winds up to 175 mph with a durable enclosure that protects your investment.

Stainless Steel Base

Endure decades of harsh conditions with a durable, stainless steel base that resists rust.

Commercial-Grade Vanguard™ Engine

Get powerful performance when you need it most with an unrelenting engine that was built for the most punishing conditions.

Oil Warmer

For an extra level of defense against extreme elements, an automatic oil warmer makes sure your generator always starts.

Symphony® II Power Management Technology

By intelligently orchestrating the balance of high-demand appliances with lower-demand items, Symphony II gives you true, whole-house power from a smaller, more affordable generator.

6-Year Limited Warranty

Unmatched in the industry, our 6-year limited warranty on parts, labor and travel gives you absolute protection. 6 year parts, labor & travel limited warranty.

Superior Customer Support

Call our U.S.-based Answer Care Representatives by calling (800) 743-4115 for guidance and answers that make the shopping process easy.

Financing Solution

We have partnered with Synchrony to provide financing solutions that fit your needs. Special financing* is available on qualified Briggs & Stratton Standby Generators on the Briggs & Stratton Standby Power Credit Card. *Subject to credit approval. Minimum monthly payments required.

Specs

Model Number
040573
Running Watts (NG)*
18,000
Engine Series
Vanguard™
Voltage (V)
120/240 V, Single Phase
Running Amps (NG)
75
LP Fuel Consumption**
50% Load = 187F3 /hr
Weekly Exerciser
Yes
Overcrank Protection
Yes
Length (in)
49.2
Height (in)
30.6
Warranty (Product)***
6 Years
Running Watts (LP)*
20,000
Engine Brand
Briggs & Stratton
Engine Displacement (cc)
993
Running Amps (LP)
83.3
Alternator Type
Self-Excited, Rotation Field
NG Fuel Consumption**
50% Load = 2.31 gal/hr
Battery/Battery Charger
Yes
Phase
1-Phase
Width (in)
31.7
Weight (lbs)
443

Support

Manuals

Download the operator's manual or illustrated parts list for your Briggs & Stratton engine or equipment by following our step-by-step process.

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FAQs

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Maintenance How-To Articles

Find DIY articles on how to use & maintain your Briggs & Stratton engine or equipment.

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Shop Repair & Maintenance Parts

Find genuine Briggs & Stratton repair and/or maintenance parts for your engine or outdoor power equipment to ensure future performance.

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Reviews

Q&A

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