• The 2023 NFPA Show was a Success!

    Visit Clarke on LinkedIn for show highlights!

  • Clarke's New C13H Models Are Now Available!

    Discover Clarke's new Tier 3 Electronic C13H engine models, available for installations worldwide. 

  • Clarke's Industry Best 3 Year Warranty

    As mentioned at NFPA 2023, we now have new lower prices for the 3 year warranty!

  • Clarke's New C32H Models Are Now Available!

    Clarke flexes its power muscle up to 1200 HP / 895 kW!  

  • Coolant System Maintenance

    To maintain optimal performance, the Clarke heater system needs to be regularly maintained.  

  • Is Your Clarke a Clarke?

    Clarke does not rubber stamp quality.  Learn More about how we compare to everyone else.

HE vs RadiatorClarke has engineered, tested and approved both heat exchanger and radiator cooled models for your convenience. No matter the factors, we have an engine model that will work for any installation, anywhere in the world.

View the complete HE vs. Radiator Brochure here!

Service Dealer Locator

Locate a Service Dealer

Search our support network for authorized service dealers and representatives.

Reference Materials

Locate Engine Installation and Layered Drawings

Search for engine specific technical data and specifications.

Warranty Information

Get Started with Clarke

Register your engine today.


Search for Engine Parts

Find the right spare parts for your equipment or application from our online catalog.

Customer Support Center

Frequently Asked Questions

Find answers to common questions in our customer support resource center

About Clarke

We lead the world in fire protection for a reason.

Since 1964, we've been a world supplier for diesel fire pump drivers.

Homepage - Installations
More Headlines
August 11, 2021

New C32H Engine Models

Clarke has just received our listings for new high horsepower constant speed and variable speed (PLD) drivers using Caterpillar based engines! Check out the C32H Models today!

Full story
January 21, 2021

New PLD Ratings at 1760 RPM

Clarke has expanded the line-up of available PLD engines at 1760 RPM's for installations in the United States and US territories.

Full story
April 6, 2020

New C18H Engine Models

Clarke has just received our listings for our new variable speed, pressure limiting driver Caterpillar based engines as well as some new emissionized 1470 rpm ratings.

Full story
Register Today for Additional Benefits
and Product Information
It's fast, easy and free.

New User Registration

User Registration Required

Please register as a Clarke user to view product information.


  • Gain access to detailed product information
  • Browse support articles, manuals, drawings, and installation guides
  • Receive personalized content based on your interests
  • Gain special access to Clarke Customer Support