Generac 5818 6 kW, 120V Steel Standby Generator for Off Grid Applications from the EcoGen Series

- Item #: BCI2137353

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Liquid Propane
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Configure your Generac 5818 6 kW, 120V Steel Standby Generator for Off Grid Applications from the EcoGen Series

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  • Generac Standby Generator Saves the Day
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6 kW 120V Steel Standby Generator for Off Grid Applications from the EcoGen Series

Product Features:

  • Designed to interact with off-grid renewable energy applications like solar and wind power (Not intended for grid-related utility backup use)
  • 6kW of power ensures your battery bank will always have a charge
  • Connects to existing liquid propane fuel supply for easy and efficient power
  • Covered under 3 Year / 2,000 hour limited warranty when used for off-grid alternative energy systems
  • Weather resistant RhinoCoat™ paint finish
  • Nexus Digital Controller with LCD display provides system status, monitors performance, and only charges the battery bank when necessary
  • UL Listed to UL2200 Engine / Generator Standard for Safety


  • Generac OHVI Engine: This two cylinder overhead valve industrial engine features plateau honed cylinder walls and plasma moly rings resulting in lower operational temperatures and longer engine life
  • Engine Displacement: 530cc
  • Engine RPM: 2600 (Revolutions per Minute)
  • Air Cooled
  • Includes Low Oil Alert and Automatic Shutdown

Product Technologies / Benefits:

  • Clean-burning propane fuel increases efficiency, contributes to longer engine life, and produces significantly less carbon monoxide than gasoline fueled engines
  • Extended Run Capability & Long Life: Exclusive premium oil-recovery and circulation system greatly reduces oil degradation, resulting in greatly extended maintenance intervals, with up to 500 hours between oil changes
  • Quiet Performance: The vertically mounted, belt driven engine operates at 2,600 RPM, producing a mere 52 dBA at normal load
  • Easy Installation and Integration: Engineered to easily integrate into the existing inverter and battery storage system

Product Specifications:

  • Overall Height: 29”
  • Overall Length: 48”
  • Overall Width: 25” 
  • Product Weight: 387 lbs
  • Noise Rating at Normal Operating Load: 52 dbA
  • LP Power Capacity: 6kW
  • LP Consumption (50% Load): 0.76 Gallons per hour

Additional Generac Links

Our SKU: Generac 5818

This product is listed under the following manufacturer number(s):

  • Generac 5818
    Liquid Propane

*Denotes a finish or option that has been discontinued

Generac 5818 Product Specifications

Reference Guide
Installation Guide
Specification Sheet
Alternator Type Brush
Amperage 50
Auto Shut Off Yes
Auto Voltage Regulation Yes
Battery Included No
Battery Type 525 CCA
CARB approved No
CC 530
Cast Iron Sleeve Yes
Control Type Digital
Cooling System Air Cooled
Electric Start Yes
Enclosure Material Galvanneal Steel
Engine Brand Generac OHVI, Generac
Engine Size 530
Engine Type 4.0L 2-Cylinder
Frequency 60
Fuel Type Liquid Propane
Generator Style Standby
Grade Emergency
Height 29
Hour Meter Included Yes
LP Consumption 0.85
LP Power Capacity 6000
Length 48
Lifting Eye No
Low Oil Alert Yes
Made in America Yes
Manufacturer Warranty 3 Year Residential, 3 Year Residential (Engine), 3 Year
Motor RPM 2600
Mounting Pad Included Yes
Mounting Pad Material Composite
Noise Rating 52 dbA (Full Load)
Number of Cylinders 2
Outdoor Sound Level (dba) 52
Phase 1
Product Weight 387
RPM (High) 2600
Rated Amps 50 Amps @ 120 Volts (Single Phase)
Run Watts 6000
Starting System Electric
Transfer Switch Included No
UL Listed Yes
Voltage 120
Voltage Meter No
Wattage 6000
Width 25

Installation Resource Center

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