Generator Set Paralleling

You need design flexibility to allow for growth. Caterpillar is your one-source supplier for custom system solutions. From integrating with an existing system to several sets with controls and switchgear, a parallel system gives you the choice between simple, advanced, and custom designs to meet your expansion needs.

Parallel System Advantages

Paralleling multiple units gives you more flexibility.

  • Redundancy for critical loads
  • Ease of expansion
  • Lower cost of ownership

Power systems are designed for efficiency.

  • Tested interface compatibility
  • Reliable, seamless, and harmonious componentry
  • Decreased installation time
  • Single source for service, parts, and sales

Request a Dealer Consultation



Caterpillar is your one-source supplier for integrated engine-generator paralleling controls solutions, with design flexibility for future growth. Get the support you need, from the simplest backup to the most complex integrated systems. Your Cat® dealer will help you choose the solution to fit your operation and get you up and running quickly.

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Whatever your application, standard or customized Cat switchgear provides the most reliable power generation and electrical distribution system capabilities to protect your facility from outages and provide the power you need… whenever you need it.

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generator controllers

You have many options for customizing Cat and other industry leading controllers. We can integrate the best controller for your needs into your custom system.

generator controllers generator controllers

Onboard Genset Paralleling Reduces Costs and Saves Space

Paralleling Cat generator sets eliminates the need for traditional switchgear. Implementing these efficient gensets allows for a smaller footprint and reduced costs. 

Mercy Health


Now you can use SpecSizer for paralleling tool selection. The SpecSizer configurator tool considers all the factors of your system to best meet your needs.

specsizer specsizer



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