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  • Nearly 8 hrs run time at 50% load
  • At under 40lbs, this lightweight inverter generator can go anywhere
  • Quiet running - meets National Park Service campground requirements
  • Intuitive single start/stop switch with integrated choke
  • Clean power with < 3% Total Harmonic Distortion (THD)
  • Engine Smart Control (ESC) automatically adjusts power for your needs
  • DOUBLE your power by paralleling with another INV1250
  • EPA and CSAcompliant

Lightweight and Quiet

Clean, reliable power when and where you need it

Take your outdoor adventures to the next level with the Cat® INV1250 portable inverter generator. Inverter technology provides a high-quality power that's safe for your sensitive electronics.

The INV1250 produces low sound levels (52 - 57 dBA), making it a great solution for your portable power needs:
  • Laptop(s)
  • Mobile phone(s)
  • Mini Fridge
  • Microwave
  • Big Screen Television
Use one INV1250 by itself or DOUBLE+ your power by connecting a second INV1250 or INV2000 with the Cat 30 Amp Inverter Parallel Kit (530-1202).

Lightweight and Quiet

Quiet, Simple, Built to Last

Cat portable inverter generators give you the comforts of a consumer product with the performance and build of a professional inverter. Backed by our standard 2-year warranty, gain an additional year when you register your INV1250 within 30-days of purchase.

Our Customers, Our Priority

We've designed our Cat portable generators with service in mind. The INV1250 has easy oil fill access and includes a custom, drip-free oil funnel. Our online support and in-region multi-language customer call center is ready to help you 24/7/365. You won't have to wait long to get your generator serviced or up and running because service and replacement parts are stocked in our North American warehouse.


Power up your campsite, tailgate party or other outdoor activities with clean, quiet power from the Cat® INV1250. Inverter technology provides a high quality power that's safe for your sensitive electronics. With 7.9 hours of runt time at 50% load, you'll. The INV1250 produces low sound levels, making it the perfect solution for your portable power needs.

Running Power 1000.0 W 1000.0 W Less
Starting Power 1250.0 W 1250.0 W Less
AC Output 120V @ 60 Hz 120V @ 60 Hz Less
DC Output 12V (8.3A) / 5V (2.1A) 12V (8.3A) / 5V (2.1A) Less
Total Harmonic Distortion (THD) < 3% < 3% Less
Receptacles 1x 5-20R Duplex, 1x 5V 2.1A USB, 1x 5V 1.0A, 1x 12V DC 8.3A 1x 5-20R Duplex, 1x 5V 2.1A USB, 1x 5V 1.0A, 1x 12V DC 8.3A Less
Voltage Regulation Inverter Type Inverter Type Less
Battery Type Less