Generac 18 kW Home Standby Generator delivers automatic, whole-house protection when the power goes out. Built to handle demanding loads with a robust G‑Force engine, this unit keeps essential circuits energized, so you stay connected, safe, and comfortable without manual intervention.
Power and performance that you can trust
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18 kW running power and starting watts of 18,000 ensure the ability to support critical appliances and essential circuits during an outage.
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Fuel flexibility—rated for LP (18000 LP) and NG (17000 NG) continuous power, giving you options based on fuel availability and cost.
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G‑Force engine with 817 cc displacement combines reliable performance with quick response to changing loads.
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Bluetooth connectivity for convenient remote monitoring and status updates from compatible devices.
Smart safety features for peace of mind
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CO shutdown protects your family from harmful emissions in case of elevated levels.
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Low oil shutdown helps prevent engine damage by automatically pausing operation when oil is low.
What makes this generator stand out
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5-year limited parts and labor warranty demonstrates long-term reliability and support for your investment.
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Weather‑resistant gray enclosure designed for outdoor installation and durable, year‑round performance.
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Model 7259 places this unit within Generac’s trusted lineup, engineered for continuous standby operation and rapid restoration of power after outages.
Ideal use cases and installation considerations
- Homeowners who want automatic protection for essential loads—refrigeration, sump pump, HVAC, lights, and outlets—without manual startup.
- Homes equipped with a field-installed Automatic Transfer Switch to enable seamless start-up and transfer during outages (installation required by a licensed professional).
- Residential settings where fuel flexibility is valuable—opt for LP when natural gas isn't available or vice versa, keeping critical systems powered during emergencies.
Technical snapshot: 120V output capability, volts 120, key safety features (CO shutdown, low oil shutdown), and robust engineering designed to deliver dependable standby power when you need it most. With a discreet gray finish and Generac’s engineering pedigree, this 18 kW home standby generator is built to keep your home running smoothly through power interruptions.
