PowerProtect 18kW & 22kW Home Standby Generator

Briggs & Stratton

Why pay for more power than you need? Our PowerProtect 18kW & 22kW models provide reliable, affordable power. With a low cost per kilowatt (kW), you can be assured that you are making a smart choice. Learn more about cost per kW.

18kW - $5,513 MSRP
22kW - $5,877 MSRP

*Does not include installation cost.

Features

  • Highest Rated Power Output on Natural Gas

    Engineered with NGMax for superior power and performance with convenient hookups for both liquid propane and natural gas.

  • Corrosion Protection

    Reinforced, corrosion-resistant aluminum enclosures and bases with Dura-Zentm coating for a long-lasting, attractive appearance.

  • Vanguard Commercial-Grade Engine

    Designed for reliable, continuous performance - from the engine experts at Briggs & Stratton.

  • Superior Motor Starting

    Best motor starting in the industry to ensure smooth operation of your large appliances during startup. More power4 than the competition.

  • Most Comprehensive Warranty in the Industry

    No out-of-pocket costs; labor, parts, and service are all included. That's up to a $849 value!

  • Eco-Cise Weekly Test Mode

    Our short 16-second weekly test mode ensures your generator is in top operating condition while reducing noise and fuel consumption.

  • Flexible Installation & Maintenance

    Approved for installation as close as 18" to a building with easy toolless panel removal for serviceability and maintenance. Upright design provides the smallest footprint possible so it's easier to install in tight areas. The front exhaust design allows for ultimate installation versatility.

  • Suitable for Off-Grid use or Demand Response Programs

    Certified for non-emergency use, partner with your utility company's demand response program and receive rewards for helping reduce the overall load on the power grid.

  • In-House Call Support

    Enjoy direct access to our US-based Briggs & Stratton energy experts whenever you need them.

Specifications

Specification Detail
Model Number 040786
MSRP (USD)* $5,877.00
Running Watts (Liquid Propane) kW** 22
Running Watts (Natural Gas) kW** 22
Running Amperage (Liquid Propane) Amps** 91.7
Running Amperage (Natural Gas) Amps** 91.7
Voltage 120 / 240
Circuit Breaker Amps 100
Engine Brand Briggs & Stratton Vanguard Commercial-Grade
Engine Displacement (cc) 993
Motor Starting Capability (kVA) 45
Assembled Length (in.) 46.5
Assembled Width (in.) 26.8
Assembled Height (in.) 28.4
Assembled Weight (lbs.) 465
Normal Operating Sound 68 db(A)
Fuel Consumption (Liquid Propane) (50% Load, BTU/hr)*** 217,000
Fuel Consumption (Natural Gas) (50% Load, BTU/hr)*** 194,000
Limited Warranty (Years) 7-Year Comprehensive