Generac

Generac GP2500i Portable Inverter Generator with COsense - 2500W

Regular price $1,049.00 USD

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Generac GP2500i 2500W Portable Inverter Generator with COsense Technology - front view
$1,049.00 USD
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Generac GP2500i Portable Inverter Generator with COsense - 2500W


Description

The Generac GP2500i is a compact, fully-enclosed portable inverter generator delivering 2,200 running watts and 2,500 starting watts of clean, stable power. Designed for outdoor enthusiasts, campers, tailgaters, and backyard entertainers, it goes wherever adventure takes you without weighing you down. Generac's TruePower Technology ensures the kind of smooth, reliable electricity that sensitive electronics, tools, and appliances demand - no spikes, no surges. The built-in COsense Technology actively monitors carbon monoxide levels and automatically shuts the unit down before dangerous concentrations build up, keeping you and those around you safe.

Economy Mode adjusts engine speed based on the load, stretching fuel further and keeping noise levels impressively low - so your neighbors and fellow campers won't even know it's running. Lightweight and easy to carry, the GP2500i is a go-to power solution that balances performance, safety, and convenience in one rugged package.


Key Features

  • COsense Technology: Continuously monitors carbon monoxide levels and automatically shuts the generator down if CO reaches hazardous concentrations - a critical safety feature for camping, tailgating, and other outdoor use.
  • TruePower Technology: Produces clean, stable power with low total harmonic distortion, making it safe for laptops, phones, power tools, and other sensitive electronics.
  • 2,200 Running / 2,500 Starting Watts: Ample power for camping appliances, power tools, small electronics, and emergency backup needs.
  • Economy Mode: Automatically adjusts engine speed to match load demand, reducing fuel consumption and lowering noise emissions for extended, quiet operation.
  • Compact and Lightweight Design (48 lbs): Fully-enclosed housing with a built-in carry handle makes transport easy for one person.
  • Parallel Ready: Connect two GP2500i units together using a parallel kit to double your available power output when the situation calls for it.
  • USB Charging Ports: Integrated USB ports let you charge smartphones, tablets, and other mobile devices directly from the generator.
  • LED Indicator Lights: At-a-glance alerts for low oil level, overload conditions, and ready-to-use status keep you informed and protect the engine.
  • Low-Oil Pressure Shutdown: Automatically cuts the engine if oil pressure drops too low, preventing costly engine damage.
  • Covered Outlets: Weather-resistant outlet covers protect your connections from the elements during outdoor use.
  • Integrated Off/Run/Choke Knob: Simplified, single-knob startup procedure makes getting up and running fast and intuitive.

Shipping

Ships free! Please email us at service@omahasportsandgames.com for a delivery ETA or to confirm shipping details.


What's Included

  • Generac GP2500i Portable Inverter Generator

Why You'll Love It

Generac is one of the most trusted names in portable power, and the GP2500i lives up to that reputation with a feature set that punches well above its size class. Whether you're deep in the woods at a campsite or firing up the grill in the parking lot before the big game, this generator delivers reliable, quiet power without the hassle. The COsense carbon monoxide protection gives you genuine peace of mind - something you simply can't put a price on when it comes to safety. Economy Mode means your fuel goes further, so you spend more time enjoying your outing and less time worrying about refills. Compact enough to fit in a truck bed or SUV cargo area, the GP2500i is the kind of equipment you'll reach for season after season, backed by Generac's 3-year limited warranty. It's clean power, smart protection, and effortless portability - all in one.


Product Specifications

View Product Specs
Running Watts 2,200 W
Starting Watts 2,500 W
Engine Type OHV
Engine Displacement 98cc
Starting Method Recoil
Fuel Type Gasoline
Fuel Tank Capacity 1 gal (3.79 L)
Oil Capacity 0.36 qt (0.35 L)
Run Time at 50% Load 4.5 hours
Length 19.7 in (50 cm)
Width 11.4 in (29 cm)
Height 17.9 in (45.5 cm)
Weight 48 lbs (22 kg)
Parallel Capable Yes
COsense Technology Yes
TruePower Technology Yes
Warranty 3-Year Limited Warranty

Manuals & Guides


FAQ

What is COsense Technology and why does it matter?

COsense Technology is Generac's carbon monoxide detection and shutdown system. The generator continuously monitors CO levels in the surrounding air, and if concentrations reach a dangerous threshold, the unit automatically shuts itself off and triggers an alert. Carbon monoxide is an odorless, colorless gas that is produced by all gas-powered engines - COsense provides a critical safety layer that protects you, your family, and anyone nearby, especially in semi-enclosed outdoor spaces like garages, tents, or covered patios.

What can I run on 2,200 running watts?

At 2,200 running watts, the GP2500i can handle a wide range of camping and outdoor essentials: a portable refrigerator, a CPAP machine, phone and laptop chargers, LED lighting, a small electric grill, a box fan, and most small power tools. It is not designed to run large appliances like central air conditioners or electric water heaters, but for recreational and light emergency use it covers most everyday needs comfortably.

Can I connect two GP2500i generators together for more power?

Yes - the GP2500i is Parallel Ready, meaning you can link two units together using a compatible Generac parallel kit (sold separately) to effectively double your available power output. This is a great option if your power needs occasionally exceed what a single unit can provide, without requiring you to invest in a larger, heavier generator for everyday use.

How quiet is the GP2500i in Economy Mode?

In Economy Mode, the generator automatically reduces engine speed to match the actual load being drawn. This results in noticeably lower noise levels compared to running at full throttle, making it well-suited for campgrounds, neighborhoods, and events where sound is a concern. Exact decibel ratings will vary by load, but the fully-enclosed design further dampens noise beyond what open-frame generators produce.

How is the GP2500i shipped?

The Generac GP2500i typically ships via ground freight carrier in its original manufacturer packaging. Due to its weight of 48 lbs, it may arrive on a pallet or as a large parcel depending on the carrier. Please email us at service@omahasportsandgames.com for specific delivery and shipping details.

Does the GP2500i require any assembly?

Minimal setup is required before first use. You will need to add engine oil before starting - the generator ships without oil per standard shipping regulations. Beyond that, it is ready to use right out of the box with no major assembly required. Refer to the included Owner's Manual for the full pre-operation checklist.

Product specifications table
Specification name Specification Value
Color pattern Orange
Ignition system Manual
Power source Gasoline

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