Cat® Portable Generators | Get Up and Running

Easy to Use, Increased Run Time, Reliable Performance

Why choose a Cat® Home and Outdoor Portable Generator? Our Cat machines are built to last. Carefully thought out with the customer in mind, our new portable generators master the essentials. Cat generators feature long run times and power quality in balanced, easy push/pull/carry designs. Add that to the list of premium extras like updated lighting, included tool kits and an electric start, there’s no generator like it.

Hawthorne Cat Portable Generators

Cat Home and Outdoor Portable Generators are great for home and small office emergency backup power, RV camping and outdoor recreational use, and do-it-yourself projects and contractors. We offer six models ranging in running power of 1,800 to 12,000 watts which means we have the power and versatility you need in a compact package.

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We've Got Your Back

Our portable generators are backed by a 3-year limited warranty* and the best customer service in the business.

  • Caterpillar Service and Support
    • 24-hour Phone Support
    • Multilingual Help
    • Online Help Center
    • How-To Videos
    • Included Tool Kit
  • Hawthorne Cat Sales and Service Center Support
  • Region Certification: EPA, CARB

Featured New Products | Cat Portable Inverter Generators

Hawthorne Cat INV1250 Portable Generator

At under 40lbs, the new INV1250 generator can go anywhere with up to 8 hours of run time at 50 percent load. Inverter technology delivers high power for sensitive electronics including your laptop, mobile phone, mini fridge, microwave, and big screen television.

Hawthorne Cat INV1250 with Co Defense Portable Generator

Equipped with Cat CO DEFENSE™ Carbon Monoxide technology, the INV1250 portable inverter generator keeps you and your family safe. It also meets National Park Service campground requirements, making it a great solution for your outdoor power needs.

Hawthorne Cat INV4000 E Portable Generator

Take the new INV4000 E portable on all of your outdoor adventures with its folding, double hinged handle and never-flat wheels. Engine Smart Control automatically adjusts to your power needs, while smart display shows run time, power and fuel levels, volts, and hertz.

Hawthorne Cat INV4000 E with Co Defense Portable Generator

The INV4000 E provides low sound levels and high-quality power for your laptop, mobile phone, RV refrigerator, and power tools. It is also EPA and CARB compliant with Cat CO DEFENSE™ Carbon Monoxide Sensing & Shutdown technology to keep you safe.


Hawthorne Cat INV2000 Portable Generator

Tiny and mighty, the INV2000 generator provides 6 hours of run time at a 50% load. The Engine Smart Control automatically adjusts to your needs and is strong enough to power your mini fridge, laptop, big screen television, and small power tools.

Hawthorne Cat RP3600 Portable Generator

Small, but strong, the RP3600 generates enough power to keep the critical items you need running in a compact and affordable package, including microwaves, refrigerators, box fans, phone chargers and TVs. The RP3600 provides up to 13.5 hours of power.

Hawthorne Cat RP5500 Portable Generator

The RP5500 Generator is versatile enough for work, home or play. It can provide up to 15 hours of power and is adaptable enough to run your motorhome's microwave, fridge, fans, and TV, or keep your home's fridge, freezer, washing machine and water heater working.

Hawthorne Cat RP6500 Portable Generator

The RP6500 E electric start generator gives you the perfect balance of power and easy portability. The RP6500 E provides up to 12 hours of power for your TVs, computers, table saws, hammer drills, and air compressors, and weighs only 201.73 lbs.

Hawthorne Cat RP7500 E Portable Generator

The RP7500 E portable generator is perfect for any light industrial use regardless of the location. The RP7500 E provides up to 11 hours of power at a running wattage of 7500 to keep you up and running throughout the day.

Hawthorne Cat Rp12000 E Portable Generator

If you are looking for power, nothing compares to the RP12000 E. The powerful 670cc V-Twin OHV motor with pressurized oil system and large fuel tank is designed for extra long run times.

Contact your local Parts Counter to learn more about Cat Portable Generators.

* All new Cat portable generator products are covered for normal use for a warranty period of two (2) years from the date of original purchase or 1000 operating hours, whichever occurs first. Customers (original purchasers) also have the option to extend the warranty period by one (1) year for a total of three (3) years by registering their Cat generator within thirty (30) days from the date of purchase.