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Generac 10kW Home Standby Generator

Generac 10kW Home Standby Generator – G007257

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Generac 10kW Home Standby Generator

The Generac 10kW Home Standby Generator is a compact, automatic backup power solution designed for essential home circuits, smaller homes, cottages, and homeowners who want reliable outage protection without oversizing their system. As part of Generac’s next-generation air-cooled standby generator lineup, this 10kW model combines automatic operation, clean electrical output, smart monitoring, and a space-saving residential design. With standard Mobile Link® cellular connectivity, Wi-Fi™ and Bluetooth™ capabilities, Quiet-Test™ low-speed exercise mode, and True Power™ Electrical Technology, this next-generation Generac standby generator is built to help keep priority systems running during utility outages.
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LP Output 10 kW
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Natural Gas Output 9 kW
Normal Sound 61 dB(A)
Quiet-Test™ 49 dB(A)
Unit Weight 334 lb
Warranty 5-Year Limited
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Best fit: The Generac 10kW generator is typically a practical choice for essential-load backup, selected circuits, smaller residential panels, cottages, or homes where the priority is keeping critical systems running during an outage. A proper load calculation is required before installation to confirm whether this model is the right size for your home.

Why Choose the Generac 10kW Generator?

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Automatic Backup Power

When paired with an automatic transfer switch, the generator can start automatically during a utility outage and supply power to selected home circuits.
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Cellular Monitoring Standard

Mobile Link® cellular connectivity lets homeowners monitor generator status, readiness, maintenance information, battery condition, exercise activity, and alerts from a compatible phone, tablet, or computer.
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Clean Power for Modern Homes

True Power™ Electrical Technology delivers less than 5% Total Harmonic Distortion, helping support many sensitive electronics, modern appliances, and microchip-based systems.
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Quiet-Test™ Exercise Mode

Quiet-Test™ low-speed exercise mode helps reduce sound levels during scheduled self-tests while keeping the generator ready for the next outage.
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Power Zone™ 200 Controller

The Power Zone™ 200 controller provides system control, status information, maintenance reminders, smart battery charging, operating logs, and protection features.
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Compact Residential Design

The aluminum Metro Gray enclosure is compact, sound attenuated, weather protective, and designed for clean residential standby generator installations.
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Designed for Essential Home Backup

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The Generac 10kW Home Standby Generator is commonly suited for homeowners who want to protect important circuits instead of powering every electrical load in the house. Depending on the home and final electrical design, a 10kW standby generator may help support items such as lighting, refrigerator, freezer, sump pump, furnace blower, internet equipment, selected receptacles, and other priority loads. Larger appliances such as central air conditioning, electric ranges, electric dryers, hot tubs, large electric water heaters, and multiple high-demand loads may require load management or a larger generator. Platinum Generator Experts can review your home’s electrical panel, fuel supply, and backup priorities to recommend the right setup.
Important sizing note:Generator sizing should always be completed by a qualified professional. Actual backup capacity depends on fuel type, connected loads, motor-starting requirements, transfer switch design, and local code requirements.
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Common Essential Loads

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  • Refrigerator and freezer Helps protect food during longer outages.
  • Sump pump Supports flood protection during storms and utility failures.
  • Furnace blower Helps keep heating systems operational when properly sized.
  • Internet and modem equipment Keeps communication and connected devices online.
  • Lighting circuits Maintains safety and comfort during outages.
  • Selected receptacles Supports priority outlets for everyday essentials.
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Technical Specifications

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Specification Generac 10kW Home Standby Generator
Generator model G007257-0
Bundle model G007321-0 with 100A limited-circuit automatic transfer switch
Finish Aluminum enclosure, Metro Gray
Rated maximum continuous power capacity 10 kW on liquid propane / 9 kW on natural gas
Rated voltage 240V
Phase / frequency Single-phase / 60 Hz
Power factor 1.0
Rated maximum continuous load current at 240V 42A on LP / 38A on NG
Main line circuit breaker 45 amp
Total Harmonic Distortion Less than 5%
Unit weight 334 lb / 156 kg without battery
Dimensions, L × W × H 46.4 × 26.3 × 30.7 in / 117.9 × 66.8 × 77.9 cm
Battery requirement 12V AGM Powersport Battery Group BTX20L, 310 CCA minimum. Battery not included.

Dimensions are approximate. Always follow the official installation manual, manufacturer placement guidelines, local electrical code, gas code, and clearance requirements.

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Engine and Controller Details

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Component Details
Engine Generac G-Force™ 400 Series
Cylinders 1-cylinder
Displacement 459 cc
Cylinder block Aluminum with cast iron sleeve
Valve arrangement Overhead valve
Lifter type Hydraulic
Ignition system Solid-state ignition
Governor system Electronic governor
Compression ratio 9.5:1
Operating speed 3,600 RPM
Oil capacity including filter Approx. 1.4 qt / 1.3 L
Controller Power Zone™ 200 with Auto / Manual / Off / Service modes, maintenance messaging, smart battery charging, operating logs, and upgradeable firmware via cellular or Wi-Fi where enabled.
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Sound Levels

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Operating Condition Sound Output
Normal load operation, measured at 23 ft / 7 m from the front of the generator 61 dB(A)
Quiet-Test™ low-speed exercise mode, measured at 23 ft / 7 m from the front of the generator 49 dB(A)

Sound levels can vary depending on installation location, surrounding surfaces, clearances, and which side of the generator is measured.

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Fuel Type, Consumption, and Pressure Requirements

“` The Generac 10kW Next Gen generator can operate on natural gas or liquid propane. Final fuel piping must be sized for full-load operation by a qualified gas professional.
Fuel 1/2 Load Full Load Required Inlet Fuel Pressure
Natural Gas 98 ft³/hr / 2.77 m³/hr 132 ft³/hr / 3.74 m³/hr 3.5–7 in. water column / 0.87–1.74 kPa
Liquid Propane 35 ft³/hr / 0.94 gal/hr / 3.55 L/hr 58 ft³/hr / 1.60 gal/hr / 6.07 L/hr 10–12 in. water column / 2.49–2.99 kPa

Fuel piping must be correctly sized for the generator’s full-load requirements and installed according to local codes.

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Transfer Switch Information

“` The Generac 10kW bundled model is paired with a 100A limited-circuit automatic transfer switch. This is different from the larger service-rated switch packages used with some higher-output models. The 10kW bundle is typically designed for selected essential circuits rather than full whole-home backup.
Transfer Switch Feature 10kW Bundle Details
Bundle model G007321-0
Transfer switch type Limited-circuit automatic transfer switch
Current rating 100 amps
Voltage rating 120/240V, 1-phase
Number of poles 2
Spaces / circuits 16 spaces / 24 circuits
Breakers Not included
Transfer time 30 milliseconds
Enclosure NEMA 3R aluminum outdoor enclosure
Wire range 1/0 – #14
Weight 39.0 lb / 17.7 kg
Certification cETLus. The 100A transfer switch is certified for use in the US and Canada.

Energy management or load management accessories may be recommended when larger electrical loads need to be controlled.

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Connectivity and Smart Monitoring

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Mobile Link® cellular connectivity is standard on this Generac air-cooled standby generator platform, with Wi-Fi™ and Bluetooth™ capabilities also supported. Through compatible devices, homeowners can access useful information about generator readiness, exercise history, total run hours, maintenance needs, battery condition, and monthly activity. The system can also be connected with an authorized service dealer for proactive support and streamlined service, helping homeowners know their generator is ready before the next outage.
  • Generator status Remote readiness checks
  • Maintenance alerts Service reminders and updates
  • Battery information Built-in battery diagnostics
  • Exercise history Exercise and run-hour tracking
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Cold-Weather and Ontario Installation Notes

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Cold-Weather Accessories

In areas where temperatures regularly fall below 32°F / 0°C, cold-weather accessories such as a battery heater or oil heater may be recommended.

Clearance and Placement

The generator must be installed according to manufacturer clearances, local codes, and distance requirements from doors, windows, and fresh air intakes.

Professional Installation

A complete installation requires electrical work, gas piping review, transfer switch integration, permitting where required, startup, and customer handoff.
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Model Numbers and UPCs

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Model Description UPC
G007257-0 Generac 10kW generator, aluminum Metro Gray 696471104059
G007321-0 Generac 10kW generator with 100A limited-circuit transfer switch bundle 696471104295
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Warranty

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5-Year limited warranty: The Generac 10kW Next Gen Home Standby Generator includes a 5-year limited warranty for the generator and transfer switch. Warranty terms, conditions, maintenance requirements, and coverage details should be reviewed in the official Generac warranty documentation.
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Need Help Choosing the Right Generac Generator?

Platinum Generator Experts can help you determine whether the Generac 10kW Home Standby Generator is the right fit for your home or whether a larger model such as a 14kW, 18kW, 22kW, 24kW, 26kW, or 28kW generator would be more appropriate.
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