Description
Product Overview
Reliable Whole Home Backup with Smart Design
The Generac Guardian 22kW Standby Generator (Model 70422) provides dependable automatic backup power for your entire home. Featuring a powerful Generac G-Force V-Twin industrial engine, this unit delivers superior performance with minimal maintenance. Designed for flexible installation, it includes a composite pad and is certified for placement as close as 18 inches to your home, ensuring a streamlined setup even in tight spaces.
Key Benefits
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22kW / 19.5kW Backup Power
Provides ample capacity to keep essential appliances, HVAC systems, and electronics operational during outages. Rated at 22kW on propane and 19.5kW on natural gas.
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Dual Fuel Capability
Runs on either natural gas (NG) or liquid propane (LP) for clean, reliable performance suited to your home’s fuel source.
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True Power™ Technology
Delivers best-in-class power quality with less than 5% total harmonic distortion (THD), ensuring smooth operation for sensitive electronics and appliances.
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Built-In Mobile Link WiFi Monitoring
Remotely monitor your generator’s status anytime via smartphone, tablet, or PC for real-time operational updates and maintenance alerts.
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Quiet-Test™ Self-Test Mode
Performs weekly tests at lower RPM for quieter operation (57 dBA during exercise mode), consuming less fuel while maintaining readiness.
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Durable RhinoCoat™ Aluminum Enclosure
Powder-coated, corrosion-resistant aluminum enclosure ensures reliable performance in all weather conditions with an improved locking system for security.
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Easy Maintenance Access
All electrical, fuel, and battery connections are conveniently accessible under a single removable panel, simplifying service and inspections.
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Engineered & Assembled in the USA
Backed by Generac’s trusted nationwide dealer network and 24/7/365 customer support based in Wisconsin.
Features
✔️ Automatic Operation – Seamless power restoration within seconds of an outage.
✔️ Low Oil Shutdown & Alert – Protects the engine for long-lasting performance.
✔️ Multilingual Evolution Controller – LCD display tracks battery status, maintenance intervals, and operational alerts.
✔️ Composite Mounting Pad Included – Enables direct placement on soil without a concrete base.
✔️ Certified for Close Installation – Approved for placement as close as 18” from your home to optimize yard space.
Specifications
General
| Attribute |
Detail |
| Model Number |
70422 |
| Series |
Guardian Series |
| Type |
Standby Generator |
| Rated Watts |
22kW (Propane) / 19.5kW (Natural Gas) |
| Voltage |
120/240 Volts |
| AC Ton Rating |
2 x 5 Ton |
| Enclosure Material |
Aluminum |
| UL Listed |
UL-2200 |
| Dimensions (L x W x H) |
48 x 25 x 29 in. |
| Weight |
445 lbs |
| Mounting Pad Included |
Yes |
| Made in USA |
Yes |
Engine
| Attribute |
Detail |
| Brand |
Generac G-Force |
| Engine Size |
999 cc |
| Type |
V-Twin Overhead Valve Industrial |
| RPM |
3600 |
| Cooling System |
Air-Cooled |
| Cast Iron Sleeve |
Yes |
| Starting System |
Automatic |
| Low Oil Alert |
Yes |
Fuel Consumption
| Fuel Type |
Full Load |
Half Load |
| Natural Gas |
306 cft/hr |
203 cft/hr |
| Propane |
3.9 gal/hr |
2.53 gal/hr |
Alternator
| Attribute |
Detail |
| Type |
2-Pole Rotating Field |
| Frequency |
60 Hz |
| Auto Voltage Regulation |
Yes |
Noise Level
| Mode |
Decibel Rating |
| Quiet Test (Exercise) |
57 dBA |
| Full Load |
67 dBA |
Battery Requirements
| Battery Type |
12-Volt Group 26R (540 CCA) |
| Included |
No |
Warranty
This generator comes with a 5-Year Limited Warranty, ensuring long-term reliability backed by Generac’s renowned durability and nationwide service network.
