2025 Generac Power Systems Portable Generators GP18000EFI
- Year 2025
- Make Generac Power Systems
- Model Portable Generators
2025 Generac Power Systems Portable Generators GP18000EFI
Equipped with an 816cc engine with Electronic Fuel Injection, the GP18000EFI delivers power efficiently, providing up to 9 hours of runtime at 50% load. TruePower™ Technology safely powers sensitive electronics, appliances and tools while onboard COsense® Technology provides powerful protection against hazardous carbon monoxide. The GP18000EFI also features electric start (battery included), low-oil shutdown protection, circuit breaker protected outlets and an hour meter with maintenance resets. The included never-flat wheel kit and available lifting eye accessory make transportation easy around the home or jobsite.
Features may include:
- COsense® Technology – Stops. Alerts. Saves. Powerful protection against hazardous carbon monoxide
- Generac 816cc EFI Engine – Delivers the right amount of power to get the best performance and efficiency out of your engine
- TruePower™ Technology – With less than 5% THD, safely powers sensitive electronics and tools
- Low-Oil Pressure Shutdown – Automatically safeguards engine from damage
- Large Capacity Fuel Tank – With incorporated fuel gauge, provides durability and extended run times
- Homelink™ Manual Transfer Switch Compatible – When paired with a manual transfer switch, the GP18000EFI is powerful enough to provide whole home backup and is a great alternative to a Home Standby Generator.
- Hardened 1 ¼” Steel Tube Cradle – For added strength and durability
- Hour Meter – Tracks maintenance intervals
- Heavy-Duty, Never-Flat Wheels – For reliable portability
- Electric Start – Battery Included – Provides hassle-free start-up
Engine
							Displacement
							816cc
						
						
							Engine Type
							OHVI
						
						
							Rated Engine Speed
							3600 RPM
						
						
							Lubrication
							Oil Pump
						
						
							Starter
							Electric
						
						Wheels & Tires
							Wheels
							12” Never-flat Wheels
						
						Electric
							Electrical
							AC Rated Output Running Watts: 18000 | AC Maximum Output Starting Watts: 22500 | Rated AC Voltage: 120/240 VAC | Rated AC Frequency 60 Hz | Rated VAC Amperage: 75 /150
						
						Operational
							Run Time Per Tankful
							at 50% of Rated Load: 9 Hours
						
						Dimensions
							Length
							27.2 in (692 mm) | Ext.: 45 in (1151 mm) | Carton: 28.3 (720)
						
						
							Width
							27 in (684 mm) | Carton: 21.7 (550)
						
						
							Height
							26.5 in (674mm) | Carton: 28 (710)
						
						Capacities
							Oil capacity
							w/ Filter Change: 2.2 qt (2.1 L) | w/o Filter Change: 2.0 qt (1.95 L)
						
						
							Fuel Capacity
							14.2 qt (54.0 L)
						
						Weights
							Weight
							172 lbs (78 kg)
						
						
							Weight, As Shipped
							190 lbs (86 kg) | with Cord: 196 lbs (89 kg) 
						
						Features
							Oil Type
							10W-30 / SAE30
						
						
							Choke
							Low Oil Shutdown Method: Low Pressure | Start Switch Type: Off/Run/Start Switch | Switch Location: On Control Panel | Fuel Gauge: Built-In Tank | Handle Style: Folding, Locking
						
						Warranty
							Warranty
							Residential: 3 Year Limited | Commercial:  2 Year Limited
						
					 
			