Standby Generator, 48 kW | With ecobee by Generac Smart Thermostat | 120/240 V 1-Phase

Thousands of homeowners and business owners trust their Protector Series automatic backup generator to power their entire home or business during a power outage. A Protector Series generator senses a power outage, turns on automatically, and delivers power for your entire home, including all large appliances and sensitive electronics. Sound levels are quieter with no change in level or tone. This allows you to continue living life comfortability and keep business operating without interruption.

Generac 48kW 1-Phase Ecobee

The Generac 48kW 1-Phase Ecobee standby generator offers powerful, reliable backup power for homes and businesses, now paired with the ecobee by Generac Smart Thermostat. Designed to automatically activate during outages, it keeps your entire property powered, including large appliances and sensitive electronics, with minimal noise disruption. Its corrosion-resistant aluminum enclosure, compact footprint, and advanced monitoring features make it a top choice for high-demand applications.

Key Benefits of Generac 48kW 1-Phase Ecobee

  • Smart Thermostat Integration – Bundled with the ecobee by Generac for enhanced energy management.
  • Quiet-Test™ Mode – Runs at lower RPM for quieter, fuel-efficient self-testing.
  • Cellular Connectivity – Monitor system performance remotely via Mobile Link.
  • TruePower™ Technology – Less than 5% total harmonic distortion for sensitive electronics.
  • Surge Capacity – Handles high startup demands from large equipment.
  • Corrosion Resistance – Aluminum enclosure with stainless exhaust withstands harsh climates.
  • Controller Selectable Fuel – Switch between liquid propane and natural gas easily.

Common Applications

  • Large residential estates
  • Commercial buildings requiring full power backup
  • Critical home offices with sensitive electronics

Packaging

Includes generator unit, ecobee smart thermostat, aluminum enclosure, installation instructions, and warranty. Battery not included.

Product Properties

Property Value
Fuel Type Liquid Propane or Natural Gas
Running Watts 48000
Engine Size 4.5 L
Battery Size Group 27
Battery Type Flooded Lead Acid
Controller Type Evolution
Enclosure Aluminum
Weight 1781 lb
Dimensions (L x W x H) 83.4 in x 34 in x 45.2 in
Quiet-Test Yes

For other high-capacity standby options, see the Generac 45kW 3600 RPM. Learn more at Generac.com.

Technical Documents