Buy a Generac Generator Online — Factory Direct

Furnace Direct is an authorized Generac dealer offering the full lineup of Guardian and Home Standby series generators at factory-direct pricing. 10kW to 26kW. Free WiFi monitoring. Ships nationwide.

Call (888) 762-1334

Generac Generators Available at Furnace Direct

We carry the complete Generac residential lineup — every model from the affordable 10kW Guardian to the powerful 26kW whole-house standby. All units come with automatic transfer switches and free Mobile Link WiFi remote monitoring.

  • 10kW Guardian (Model 7171) — Covers essential circuits. Ideal for smaller homes. Runs on natural gas or LP.
  • 14kW Guardian (Model 7223) — Powers most of the home. Popular mid-range choice for 1,500–2,500 sq ft homes.
  • 18kW Guardian (Model 7226) — Whole-house coverage for larger homes with central AC.
  • 20kW Home Standby (Model 7077) — True whole-home backup including AC, appliances, and electronics.
  • 22kW Guardian (Model 7042) — Manages 3–4 ton AC systems plus full house loads.
  • 24kW Guardian (Model 7209) — High-capacity backup for large homes with multiple AC zones.
  • 26kW Home Standby (Model 7290) — Maximum residential power. Handles 5-ton AC and full house simultaneously.

Every Generac generator from Furnace Direct includes the automatic transfer switch, Mobile Link WiFi module, and Generac's 5-year limited warranty (10-year with extended coverage available).

Why Buy a Generator from Furnace Direct?

  • Factory-direct pricing — no dealer markup, no middleman fees
  • Expert sizing guidance — we help you pick the right kW for your home and AC system
  • Nationwide shipping — fast delivery across all 50 states
  • Installation coordination — we work with licensed electricians in our service areas
  • Full Generac warranty honored — we're an authorized dealer
  • HVAC + generator bundles — buy your AC system and backup generator together

Frequently Asked Questions

Where can I buy a Generac generator online?
Furnace Direct (furnace.direct) sells the full Generac Guardian and Home Standby series online with factory-direct pricing. We carry models from 10kW to 26kW. Call (888) 762-1334 for a quote or browse our generator pages at furnace.direct.
What size Generac generator do I need?
For a typical Florida home with a 3-ton AC system, a 22kW generator provides comfortable whole-house backup. For essential circuits only (lights, refrigerator, a few outlets), a 10–14kW unit works. Homes with 4–5 ton AC systems should look at 24–26kW models. Call Furnace Direct at (888) 762-1334 for free sizing help.
How much does a Generac home standby generator cost?
Generac home standby generators range from approximately $4,000 for a 10kW Guardian to $8,500+ for a 26kW Home Standby unit. Furnace Direct offers factory-direct pricing that's typically lower than big-box retailers. Installation is additional and varies by location — call for a complete quote.
Does Furnace Direct install Generac generators?
Yes. Furnace Direct ships generators nationwide and can coordinate installation with licensed electricians in many areas. We handle permitting guidance, equipment delivery, and installer scheduling.
What is the best home standby generator brand?
Generac is the #1 home standby generator brand in the United States, with over 70% market share. They invented the home standby generator category and offer the widest range of residential models. Furnace Direct exclusively sells Generac for home standby applications because of their reliability, parts availability, and nationwide service network.

Get Your Generac Generator

Factory-direct pricing. Free sizing help. Call (888) 762-1334.

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