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Generac 20kW 3-Phase Home Standby Generator | G007077

Generac 20kW 3-Phase Home Standby Generator | G007077

Reliable 3-phase whole-house backup power with WiFi monitoring, Generac’s G-Force engine, and clean True Power™ output. Built for heavy use with durable steel enclosure and smart controller.

$6,139.00

MPN: 12345600036 SKU G007077 Categories , Tags , , , , Brand:

Most orders ship within 1-2 business days when in stock. Many items ship directly from our manufacturer or authorized distribution partners (including Generac facility in Wisconsin).
Delivery timelines vary by product and location.

Estimated delivery:

  • Standard parcel items: typically 5-10 business days

  • Freight (LTL) items: delivery is scheduled and can take longer depending on appointment availability and access requirements

Tracking is emailed when your order ships. Freight carriers may call to schedule delivery.

If an item is not currently available, it may be listed as Backorder. Backordered items are ordered from the manufacturer and ship when available.

Typical backorder delivery is 5–10 business days, but lead times can vary based on manufacturer availability.

Once a special order/backorder ships, it cannot be cancelled.

Some products ship by Freight (LTL) due to weight or packaging.

Freight deliveries are:

  • Curbside delivery (carrier brings it to the end of the driveway or nearest safe point)

  • Appointment-based (carrier may contact you to schedule)

Additional carrier fees may apply for:

  • Residential delivery

  • Liftgate service

  • Limited access locations

  • Re-delivery or storage due to missed appointments

If your order requires a freight quote, we will confirm delivery details and finalize shipping costs after you put in your order. We will send the final invoice for payment once we have verified the details.

Parcel (non-freight) items: returns may be accepted within 30 days of delivery if the product is new, unused, undamaged, and in original packaging with all accessories. A Return Authorization (RA) is required. Up to a 20% restocking fee may apply. Original shipping is non-refundable. Learn more by visiting our Return Policy page.

Freight (LTL) items: final sale unless the item arrives damaged or defective.

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Description

Generac 20kW 3-Phase Standby Generator – G007077

One of the most powerful air-cooled generators on the market today, the Guardian Series 20kW 3-Phase Standby Generator can provide whole-house backup power for many homes.

  • WiFi Enabled Monitoring: Stay connected anywhere with Mobile Link™ Remote Monitoring. Check status and maintenance alerts from your phone, tablet, or PC.

  • True Power™ Technology: Delivers less than 5% total harmonic distortion for safe use with sensitive electronics and appliances.

  • G-Force Engine: Purpose-built, pressure-lubricated engine designed for extended use with less maintenance than competitors.

  • Durable Enclosure: Galvanneal steel housing with powder-coated finish to handle all weather conditions.

  • Smart Controls: Generac’s Evolution™ Controller includes a dual-line multilingual LCD to track history, maintenance logs, and performance data.

  • USA-Built Quality: Assembled in the USA using domestic and foreign parts.

  • 5-Year Limited Warranty

  • 24/7/365 Customer Support from Generac’s Wisconsin headquarters

Product Specs:

Field Value
Model # G007077
Price $6,139
Power Output 20kW
Phase 3-Phase
WiFi Enabled Yes
Engine Generac G-Force
Enclosure Galvanneal Steel
Warranty 5-Year Limited
Monitoring Mobile Link™ Remote Monitoring
Downloads Spec Sheet,Owner’s Manual, Warranty

Downloads:

Additional information

Weight 420 lbs
Dimensions 48 × 25 × 29 in
Phase

3 Phase (120/208V)
Power Output

20kW
Engine

G-Force 1000 (999cc V-Twin)
Monitoring

Mobile Link
Transfer Switch

Not Included

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