GAS JUST GOT FASTER

G3520
G3520

Cat® G3520 Gas Generators for Critical Power Applications

When it comes to critical power, diesel isn’t your only fuel option. Now you can choose natural gas for critical power applications with the new EPA-approved Cat® G3520 natural gas generator set.

Modeled after our diesel standby generators, the G3520 offers quick start and market-leading load acceptance and transient response without compromising performance, while also minimizing installation costs and commissioning time.

IT’S AS GOOD AS GOLD

Thank you for voting! The Cat® G3520 Gas Generator Set was selected for Consulting-Specifying Engineer’s 2021 Product of the Year Gold Award, and we’re so grateful to all our loyal customers.

See More
G3520 Gas Generator Set
G3520 Gas Generator Set

DISCOVER THE G3520 SERIES

of

Meet the new Cat® G3520 Fast Response generator set. Modeled after our diesel standby products, the G3520 delivers the reliable standby power you need while helping to reduce your greenhouse gas emissions.

G3520 walkaround video
of

The Cat G3500H generator set series leverages new technologies, new generator design, and new engine and genset controls to deliver the lowest total lifecycle cost in its class.

G3500H

A MORE SUSTAINABLE SOLUTION

As more businesses strive to reduce their impact on the environment, find out how you can lower your company’s greenhouse gas emissions by running the G3520 on natural gas or renewable hydrogen blends.

Press Releases

CATERPILLAR ANNOUNCES FIRST-EVER U.S. EPA-CERTIFIED NATURAL GAS GENERATOR SET CAPABLE OF QUICK START AND FAST LOAD ACCEPTANCE AT 2.5 MW

Caterpillar has launched the Cat G3520 product line—the first-ever EPA-certified natural gas generator sets on the market rated at 2.0 and 2.5 MW for use in 60 Hz power markets. The G3520 is engineered to meet a full suite of critical market standards, including quick starting and loading capability, meeting NFPA 110 Level 1 Type 10 standards as well as being UL 2200 listed.

View Press Release
G3520 product line
G3520 product line

SNOWBIRD EXPANDS SUSTAINABILITY INITIATIVES BY SELECTING WHEELER POWER SYSTEMS TO DESIGN AND BUILD HIGH-EFFICIENCY 5.3 MW COGENERATION SYSTEM FROM CATERPILLAR

Wheeler Power Systems, a Division of Wheeler Machinery Co., has commissioned a new 5.3 MW cogeneration system anchored by three Cat® gas generator sets that provide power and heat for Snowbird, North America’s most accessible alpine destination and home to Utah’s iconic Aerial Tram. 

View Press Release
snowbird
snowbird

Testimonials

Whether you need continuous or standby power, there’s a G3520 model to match your needs, making selecting and installing simple. Explore how other customers have used G3520 generators.

industries & applications

We are dedicated to developing a power systems solution that meets your needs, regardless of the application.

Learn More
industries and applications
industries and applications

Generator Set Sizing Calculators

Caterpillar Electric Power now has two tools available for sizing gensets in any application. 

Size Now
specsizer
specsizer

Cat Dealers Make the Difference

Your Cat dealer is committed to maximising your success, helping you get the most out of your operations with site-level solutions, service, and support.

Learn More
dealers
dealers