Generac 48KW Home Standby Generator

Generac 48kW Liquid-Cooled Home Standby Generator 

Product Description:

The Generac 48kW Liquid-Cooled Home Standby Generator is a high-capacity backup power solution designed for large homes or light commercial use. Built with a durable liquid-cooled engine, it delivers reliable, quiet, and long-lasting performance. It automatically powers your entire home—HVAC systems, appliances, and sensitive electronics—during outages, ensuring peace of mind.

With True Power™ Technology for clean, stable electricity and a corrosion-resistant aluminum enclosure, this generator is built to perform in the toughest conditions. Optional remote monitoring and load management make it a smart, fully integrated backup system.

Key Specifications:

• Power Output: 48,000 Watts (LP) / 45,000 Watts (Natural Gas)

• Engine Type: Generac 4.5L Liquid-Cooled Inline 4-Cylinder

• Fuel Type: Natural Gas (NG) or Liquid Propane (LP)

• Cooling System: Liquid-cooled

• Voltage: 120/240V Single Phase (optional 208V/277V Three Phase)

• Automatic Transfer Switch: Sold separately (various amp ratings available)

• Noise Level: Approximately 65 dB at 23 feet (normal operation)

• Enclosure: Aluminum with RhinoCoat™ powder-coated finish

• Control System: Evolution™ Controller with multilingual LCD display

• Remote Monitoring: Compatible with Mobile Link™ for smartphone/PC access

• Dimensions (L x W x H): Approx. 83.4" x 35" x 46.1"

• Weight: Approximately 1,900 lbs

• Warranty: 5-Year Limited Warranty

• Certifications: UL 2200, EPA Certified, NFPA 110 Compliant

• Maintenance: Every 200 hours or 2 years (oil and filter changes)

Key Features:

• True Power™ Technology ensures clean, stable power for sensitive electronics

• Quiet-Test™ Mode runs weekly self-tests at lower RPMs for quieter, more fuel-efficient performance

• Smart Load Management allows automatic prioritization of essential systems

• Remote Monitoring via Mobile Link™ app or web portal

• Cold Weather Kit Available for dependable startup in freezing conditions

• Durable Aluminum Enclosure protects against corrosion in harsh environments