What are the benefits of the 277/480V configuration for this 48kW model?

The 277/480V standby generator configuration is designed for larger estates or commercial sites with specialized high-voltage panels and industrial equipment.

Is the Generac RG04845KNAX 48kW safe for sensitive home automation?

Yes, it delivers clean sine wave power with less than 5% THD, ensuring the absolute safety of sensitive electronics and smart home controllers.

How does liquid cooling improve this generator's lifespan?

The liquid cooled engine system uses a radiator to manage heat more effectively than air-cooled units, which is essential for long-duration outages in hot climates.

Can I monitor this generator's health from my phone?

Absolutely, it includes integrated WiFi monitoring through Mobile Link, providing real-time status updates and diagnostic alerts on your smartphone or tablet.

What is the availability and warranty for the 48kW Protector QS?

This unit is In Stock & Ready to Ship Worldwide; New condition with a 5-Year Limited Warranty included.

Generac RG04845KNAX Standby Generator 48kW

Name: Generac RG04845KNAX Standby Generator 48kW
Brand: Generac
SKU: GEN-RG04845-KNAX
Price: 13195.00 USD
Availability: InStock

SKU: GEN-RG04845-KNAX

In Stock

Generac RG04845KNAX 48kW 277/480V Single Phase Protector QS Standby Generator

$13,195.00

In Stock

Category: Generators Brand: Generac

Shipping 2 Days

All orders are processed and dispatched within 2 days

Used Generac Protector 48kW 277/480V 3-Phase QS Standby Generator Specs

Brand	Generac Power Systems
Full Model Code	Protector Gaseous Series XG04845CNAX (Configured for High Voltage 3-Phase)
Generator Type	Stationary Liquid-Cooled Commercial Standby Generator
Fuel Type	Multi-Fuel Vapor System (Liquid Propane LPG or Natural Gas NG, Controller-Selectable)
Running Watts (Continuous)	Liquid Propane: 48,000 Watts \| Natural Gas: 48,000 Watts
AC Voltage & Frequency	277V / 480V AC @ 60 Hz
Amperage Output (Continuous)	72 Amps @ 277V/480V 3-Phase (0.8 Power Factor Core)
Phase Configuration	3-Phase (*Note: Standard factory output is 3-phase; 480V configurations are not built in single-phase)
Engine Type & Displacement	Generac 4.5L Inline 4-Cylinder, Naturally Aspirated Industrial Engine
Engine Operational Speed	Static 1,800 RPM (Low Speed, QuietSource Built)
Cooling System Infrastructure	Liquid-Cooled Closed Loop Industrial Radiator Module
Governor & Electrical Regulation	Isochronous Electronic Governor Control with Digital Voltage Regulation (±1%)
Fuel Consumption (50% Load)	Liquid Propane: 4.2 GPH (15.9 L/hr) \| Natural Gas: 336 CFH (9.5 m³/hr)
Fuel Consumption (100% Load)	Liquid Propane: 6.6 GPH (25.0 L/hr) \| Natural Gas: 604 CFH (17.1 m³/hr)
System Controller Module	Power Zone® 410 Digital Controller (NFPA 110 Capable)
Wireless Interface Ecosystem	Mobile Link™ and Fleet Cellular Connectivity
Noise Level (dBA)	Normal Operation: 68 dBA \| Quiet-Test™ Low-RPM Exercise Mode: 60 dBA @ 7 meters
Enclosure Structural Build	All-Weather Sound-Attenuated Aluminum Enclosure with RhinoCoat™ Finish
Net Weight	745.7 kg (1,644 lbs) Base Dry Weight
Dimensions L x W x H	2118 mm x 889 mm x 1168 mm (83.4" x 35" x 46")
Certifications	UL 2200 Listed, EPA Stationary Emergency Certified, 145 mph Wind Rating
Ideal Application	Tailored for heavy modern commercial setups, cold storage vaults, warehouses, and medical clinics executing higher infrastructure 480V distribution networks.