Generac 14kW Guardian

14kW

Generac 14kW Guardian

Selected Size

14 kW standby generator, the sweet spot for many homes; near-whole-house power with strong motor start capability and efficient operation.

Rating and reviews

4.9/5

(50 New Reviews)

The Generation 8 14 kW standby generator is designed to deliver broad, reliable backup power for typical single-family homes. With 14 kW of standby power, it can support HVAC systems, kitchen appliances, sump pumps, and lighting, often providing comfort-level power for medium to large households.
The 14 kW model uses Generac’s G-Force engine family and features True Power™ electrical technology for low total harmonic distortion, making it safe fortoday’s smart home electronics and variable-speed HVAC systems.

The unit starts automatically when utility power is lost and returns to standby when power is restored, so families can focus on what matters during storms and
outages.

The unit pairs with Generac transfer switches, including service-rated smart switches and limited circuit options, for flexible installation. Horizon delivers a complete turnkey experience. We size the generator, handle permits, install the transfer switch, perform testing, and register the 5-year warranty so your system is protected from day one.

For homeowners who want dependable near-whole-home coverage at a competitive price, the 14 kW Generation 8 is a top choice.

14 kW standby power

supports HVAC plus appliances and lighting.

True Power™ & AVR ±1%

clean power for electronics.

Evolution™ controller & Mobile Link

remote status, logs, and maintenance alerts.

Service-rated Smart Switch available

intelligent AC management for multi-AC homes.

Who this unit is best for

Homeowners Choose Us

Medium to large single-family homes that want near whole-home backup

Homes with central HVAC systems that must stay on during outages.

Families who want automatic, hands-free protection (no portable generator setup).

Homeowners looking for a long-term, low-maintenance standby solution.

Generac 14kW Standby

Generator Specifications

Specification

14 kW

Rated standby power (LP)

14,000 W (LP)

Rated standby power (NG)

14,000 W (NG)

Rated current (LP/NG) @ 240V

58.3 A

Main line breaker

60 A

Phase

Single (1Ø)

Engine

Generac G-Force 800 Series, 2 cylinders

Displacement

816 cc

Battery (not included)

Group 26R 540 CCA min or Group 35AGM 650 CCA min

Unit weight

385 lb (175 kg)

Dimensions (L×W×H

48 × 25 × 29 in (approx)

Sound level (normal load)

65 dB(A)

Sound level (Quiet-Test™)

55 dB(A)

Fuel consumption (NG) 1/2 / full

195 ft³/hr (5.52 m³/hr) / 256 ft³/hr (7.25 m³/hr)

Fuel consumption (LP) 1/2 / full

65 ft³/hr (1.81 gal/hr) [6.87 L/hr] / 112 ft³/hr (3.07 gal/hr) [11.61 L/hr]

Warranty

5-year limited (dealer registered)

Accessories

Installation & warranty notes

Frequently Asked
Questions (FAQs)

Still have a Questions

If you more questions to know you can check more query related to Generac®

Will 14 kW run my home’s central AC?
Yes, the 14 kW model typically powers central AC and household loads in many homes. We do a site load calculation to confirm the exact simultaneous loads and start-up needs.
Generac offers 100 A limited circuit switches and 200 A service-rated smart switches; the smart switch includes Smart A/C Management to handle large air-conditioner loads efficiently.
Yes, Mobile Link cellular and Wi-Fi options let you monitor status, exercise cycles, and maintenance alerts from your phone or tablet.
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