Generac 8251 GP2500i 2,500-Watt Portable Inverter Generator

Compact, Quiet & Reliable Portable Power with COsense® Technology

The Generac 8251 GP2500i 2,500-Watt Gas-Powered Portable Inverter Generator is a compact and lightweight power solution designed for camping, tailgating, outdoor activities, and other portable-power needs. Delivering 2,500 watts of output, it combines convenient portability with clean, stable power for sensitive electronics, tools, and appliances.

Featuring TruePower™ Technology, COsense® Carbon Monoxide Protection, Economy Mode, USB charging, and parallel-ready capability, the GP2500i provides versatile performance in a compact package.

Key Features

2,500-Watt Portable Power

With a rated output of 2,500 watts, the GP2500i provides dependable portable power for compatible appliances, electronics, tools, and outdoor equipment.

TruePower™ Technology

The generator produces clean, stable power designed to safely operate sensitive electronics and other devices that require consistent electrical output.

COsense® Carbon Monoxide Protection

COsense® Technology provides powerful protection against hazardous carbon monoxide. The system is designed to stop, alert, and help protect against dangerous CO levels.

Important: Never operate a portable generator indoors, inside a garage, or in an enclosed or partially enclosed space. Always operate the generator outdoors and follow all manufacturer safety instructions.

Compact & Lightweight Design

Weighing just 56 pounds, the GP2500i is designed for convenient transportation. Its compact construction and built-in carrying handle make it easy to move, position, and store.

Fuel-Efficient Economy Mode

Economy Mode automatically adjusts engine speed according to the connected electrical load. This helps reduce fuel consumption and operating noise when full engine output is not required.

Quiet Portable Operation

The GP2500i is designed with outdoor recreation in mind, making it suitable for applications such as camping and tailgating where minimizing unnecessary noise is important.

LED Status Indicators

Convenient LED indicators provide important operating information, including:

• Low oil


• Overload


• Ready-to-use status

USB Charging

A built-in USB port provides a convenient way to charge compatible personal electronic devices while enjoying portable power.

Parallel-Ready Capability

The GP2500i is parallel-ready, allowing compatible generators to be connected together to increase available power output when additional capacity is needed.

Gasoline Powered

The generator uses gasoline as its fuel source, providing a convenient and widely available power solution for outdoor use.

CARB Compliant

The GP2500i is listed as CARB compliant, making it suitable for applicable emissions requirements.

Specifications

Specification	Details
Brand	Generac
Model	8251 GP2500i
Output Wattage	2,500 Watts
Fuel Type	Gasoline
Power Source	Gas-Powered
Voltage	120 Volts
Item Weight	56 lbs
Recommended Use	Camping / Outdoor Recreation
Special Feature	CO Sensor / COsense® Technology
Power Technology	TruePower™
Economy Mode	Yes
USB Port	Yes
Parallel Ready	Yes
Status Indicators	Low Oil, Overload, Ready
Compliance	CARB Compliant
Color	Orange/Black

Ideal Applications

The Generac GP2500i is an excellent choice for:

• Camping trips


• Tailgating


• Outdoor recreation


• Portable electronics


• Sensitive electronic equipment


• Tools and compatible appliances


• Emergency portable power needs

Portable Power in a Compact Package

The Generac 8251 GP2500i brings together portability, clean inverter power, fuel efficiency, and advanced safety technology. At just 56 pounds, it is easy to transport while providing up to 2,500 watts of portable power for outdoor adventures and everyday applications.

Why Choose the Generac GP2500i?

• 2,500-watt output for versatile portable power


• TruePower™ Technology for clean, stable electricity


• COsense® Technology for carbon monoxide protection


• Compact and lightweight 56-lb design


• Built-in carrying handle for easy transport


• Economy Mode helps reduce fuel consumption and noise


• USB charging port for compatible devices


• Parallel-ready for increased power capability


• LED indicators for low oil, overload, and ready status


• Gasoline powered for convenient fueling


• CARB compliant


• Ideal for camping, tailgating, and outdoor use

Important Note

The supplied specifications identify 2,500 watts as the generator's output wattage. They do not separately specify starting/peak wattage, running wattage, fuel-tank capacity, runtime, noise rating, dimensions, outlet configuration, or warranty information. These specifications have therefore not been estimated or added.

• We currently ship within the United States only.
• Enjoy free standard shipping on all orders.
• Orders are processed within 1–2 business days.
• Estimated Total Delivery Time is 4–7 business days.
• Tracking information will be sent to your email within 24 hours after your order has been dispatched.
• For more information about our shipping process, please view our full Shipping Policy.

• Not the right fit? Return or exchange within 30 days.
• Items must be unused and in original condition.
• Damaged products are eligible for a refund or replacement.Your line works well.
• For more information about our return & refund process, please view our full Return & Refund Policy.