Description
The Most Powerful Air-Cooled Standby Generator – Complete Whole-Home Protection
The Briggs & Stratton 040658 PowerProtect™ 26kW Generator is the industry’s most powerful air-cooled standby unit, delivering 26,000W (LP) / 24,000W (NG) of reliable backup power for your entire home. Engineered with a commercial-grade Vanguard® engine, <5% THD clean power output, and a hurricane-resistant enclosure, this generator ensures uninterrupted electricity during extended outages.
Key Features & Benefits
Unmatched Power & Reliability
⚡ 26,000W (LP) / 24,000W (NG) – Powers entire homes with central AC, appliances, and electronics.
🛡️ Commercial-Grade Vanguard® Engine – Built for continuous operation with full-pressure lubrication & spin-on oil filter.
🔌 Clean Power Output – <5% THD with ±1% automatic voltage regulation for sensitive electronics.
Smart & Efficient Operation
⏱️ 10-Second Automatic Start – Restores power almost instantly after an outage.
🔋 3-Stage Smart Battery Charger – Extends battery life (battery sold separately).
🔇 Quiet Weekly Self-Test – 15-second low-RPM cycle reduces noise & fuel use.
Durable & Weatherproof Design
🌀 Hurricane-Resistant Enclosure – Rated for 175 mph winds (aluminum + Dura-Zen™ coating).
🛠️ Tool-Free Service Panels – Easy maintenance access.
📍 Flexible Placement – Install as close as 18" to structures (verify local codes).
Installation & Compatibility
⚙️ Requires 150A+ ATS (sold separately).
⛽ Dual Fuel Ready – Simple switch between natural gas (NG) & propane (LP).
Technical Specifications
Generator Details
| Category |
Specification |
| Model Number |
040658 |
| Power Output (LP/NG) |
26,000W (LP) / 24,000W (NG) |
| Voltage/Frequency |
120/240V, 60Hz (Single-Phase) |
| Running Amperage |
108.3A |
| Engine |
Vanguard® Commercial (CDI Ignition) |
| Fuel Consumption (LP) |
2.6 gal/hr (50% load) / 4.7 gal/hr (100% load) |
| Fuel Consumption (NG) |
206 ft³/hr (50% load) / 323 ft³/hr (100% load) |
| Sound Level (@ 7m) |
65 dB |
| Dimensions (LxWxH) |
46.5" x 26.8" x 28.4" |
| Weight |
540 lbs |
| Cooling System |
Air-Cooled |
| Warranty |
6-Year Limited (Parts + Labor + Travel) |
Durability & Compliance
| Category |
Specification |
| Enclosure Material |
Corrosion-Resistant Aluminum |
| Wind Rating |
175 mph Hurricane-Force |
| Mounting Pad |
Steel (Included) |
| Certifications |
UL 2200 Listed, NFPA Compliant |
Required Accessories (Sold Separately)
Warranty & Support
✔ 6-Year Comprehensive Warranty – Best-in-class coverage for residential use.
✔ U.S.-Based Customer Support – Backed by Briggs & Stratton’s 100+ years of engine expertise.
Why Choose This Briggs & Stratton Generator?
✅ Most Powerful Air-Cooled Model – No rival in its class.
🔋 Commercial-Grade Engine – Built for decades of reliability.
🌀 Storm-Ready Design – Withstands extreme weather.
🇺🇸 Assembled in the USA – Trusted quality & support.
Ideal For:
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Large homes with high power demands (AC, electric appliances).
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Storm-prone regions with frequent/long outages.
-
Users seeking hassle-free, automatic backup power.
