Briggs & Stratton PowerProtect 22,000-Watt Dual Fuel Home Standby Generator with 400-Amp Automatic Transfer Switch – Model 40782

The Briggs & Stratton PowerProtect 22,000-Watt Dual Fuel Home Standby Generator is engineered for reliable, automatic backup power in homes with significant electrical demand. Capable of running on either liquid propane or natural gas, this generator delivers consistent performance during utility outages.

Model 40782 includes a 400-amp automatic transfer switch, enabling automatic detection of utility power interruption, generator start-up, and safe transfer of electrical load — all without manual intervention. Once utility power is restored, the system returns to normal operation. This configuration is ideal for large homes, multiple HVAC systems, whole-home circuits, and high-draw electrical equipment.

Built with durable components and backed by Briggs & Stratton engineering, the PowerProtect 40782 delivers dependable standby power when it’s needed most.

Specifications

• Model Number: 40782

• Rated Output: 22,000 Watts

• Fuel Type: Dual fuel (Liquid Propane / Natural Gas)

• Generator Type: Home standby generator

• Series: PowerProtect

• Automatic Transfer Switch: 400-amp ATS included

• Operation: Fully automatic standby operation

• Application: Residential whole-home backup power

Warranty

• Residential Use: 5-Year Limited Warranty

• Warranty coverage provided by Briggs & Stratton includes defects in materials and workmanship when the generator is installed, registered, and maintained per manufacturer specifications.

• Warranty terms may vary for commercial or non-residential use.