Hawthorne Power Systems | Power Up

Products. Services. Technical Expertise.

Hawthorne Power Systems is here to support you. We know selecting the ‘right’ service partner to care for your generator set and electrical systems can be a challenging proposition. Who do you trust to keep your critical business systems running?

Our expert technicians will put your mind at ease. At Hawthorne Power Systems, you will always have the right person with the right expertise to get the job done right, the first time around. Our factory trained, certified technicians will efficiently correct and resolve issues with your equipment. Our technicans will also complete a failure analysis to determine the root cause of your problem. Additionally, Hawthorne Power Systems certified technicians have access to factory engineers and technical support staff to provide real-time support as needed.

Best-in-class product lines, unparalleled technical services and outstanding customer service. Hawthorne Power Systems is the industry leader in providing the best customer experience and support in San Diego and the Pacific Region. Contact your sales and service representative to experience The Hawthorne Difference.

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Power Generation

Hawthorne Power Systems carries a full range of Caterpillar® diesel and natural gas generator sets for your power generation needs including emergency standby, peak shaving, co-generation, prime or continuous power for co-generation, prime power and standby power. You can buy with confidence knowing that a Cat® generator sets the lead in the industry in durability, reliability and efficiency – a solid foundation for any fully integrated power system. Matched with our unparalleled customer support, Hawthorne Power Systems will ensure your generator set delivers on-going, reliable performance through any utility power failure.

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Integrated Systems

Choosing the right team to help you design and implement your integrated power system is critical to the success of your project. Hawthorne Power Systems offers a complete product line of switchgears, remote monitoring, automatic transfer switches, generator sets and uninterruptible power supply for your customized integrated power system. As a single supplier for your entire integrated system, you will have one expert engineering and service team to maintain your power solution so you can focus on what’s really important – operating your core business. Hawthorne Power Systems offers comprehensive service support agreements that include routine testing and maintenance, operator training, and emergency response services to ensure your power system is properly maintained and fully operational.

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Hawthorne Power Systems Diagram

Engineering Solutions

From feasibility studies to conceptual design to turnkey installations, Hawthorne Power Systems offers a range of mechanical and electrical engineering services to assist you with your power system project design and implementation needs.

Project Expertise

  • Alternative fuels processing
  • Co-generation and heat recovery
  • Commercial facilities process and HVAC
  • CNG and LNG fueling station
  • Electrical power generation
  • Environmental design
  • Industrial process and controls
  • Landfill gas generation
  • Medium voltage power distribution
  • Packaging
  • Power station engineering
  • Substations and transmission
  • Utility interconnection and protection


  • Conceptual design and estimating
  • Construction observation and services
  • Detailed engineering plans and specifications
  • Equipment procurement
  • Feasibility studies
  • Permitting assistance
  • Project management
  • Start-up and training
  • Turn key/fast track program 

Great Value on Used Power Systems

Hawthorne Power Systems offers a large selection of used power generator sets, air compressors, engines and marine propulsion engines.

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Rental Power

Whether you are looking for a generator, back up power system, chiller or air compressor, Hawthorne Power Systems offers the best selection of equipment available. Each piece is thoroughly inspected and maintained by our certified technicians to ensure your rental equipment is ready to go when you are.

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Contingency Planning

Are you prepared for the unexpected? Any major storm or flood can result in severe damage. And Hawthorne Power Systems will be there to help get you back up and running as soon as possible. We recommend every customer be prepared for unplanned power emergency scenarios in which even backup power systems fail. Learn more 

Arc Flash Solutions

An arc flash is a dangerous electrical explosion that can result in destruction of equipment, intense heat, blinding light, and toxic smoke. Conduct an arc flash analysis to identify potential risks. Hawthorne Power Systems’ team of Advanced Electrical Services Solutions experts will perform a 12-Step Arc Flash Analysis & Hazard Identification Compliance Process to help you prevent arc flash hazards. Learn more 

Air Compressors

Hawthorne Power Systems is a certified Sullair Portable Air Compressor dealer, specializing in diesel, electric and oil-free air compressor units with available desiccant dryers. We offer a complete line of portable air compressors with built-in after-cooling and filtration to provide standard compressed air for drilling, clean and dry air for the application of coatings and 100% oil-free air for food processing or pharmaceutical operations. Learn more

Marine Power

Whether your boat is a 500 foot commercial vessel or 50 foot pleasure craft, Hawthorne Power Systems offers a complete line of Cat® propulsion diesel and auxiliary generators. Many of our emission-certified marine diesel engines feature ACERT™ Technology that will not only reduce emissions but also enhance overall engine performance by reducing engine wear and optimizing fuel delivery. Our engineering team can help you select the best new or repowered engine for your vessel and assist you with understanding the latest emissions regulations. You can count on our experienced service team for comprehensive Performance Analysis Reviews (PAR), engine sea trials, engine inspections, repowers and transmission repairs. Our mobile, factory-trained technicians are available 24 hours a day, 7 days a week for repairs, maintenance, and overhauls for all makes and models of marine engines. Hawthorne Power Systems is a DNV GL Platinum Certified in marine service capability.

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Industrial Engines

Hawthorne Cat offers a range of Caterpillar industrial engines for equipment manufacturing, pumping, rock crushing, dredging, and agriculture applications. No matter your engine needs, Hawthorne Cat can supply you with the industrial engines you need to help improve your product line and business processes to reduce inventory and turnaround time.

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With only a few days notice, we were able to get the emergency system working properly. Hawthorne Cat provided great leadership and excellent field support.
Mark Cripe
Helix Electric

San Diego - Power
Kyle Farmer
Engine Business Manager
858.376.6821 office
760.715.9565 mobile

Tim Roberts
Product Support
General Manager
858.376.6820 office
858.583.8460 mobile

Mark Reza
Used Engine Sales Manager
858.376.6840 office
858.688.0076 mobile

Phillip J. Smith (PJ)
Field Service Manager
858.376.6874 office
858.688.0134 mobile

Hawaii – Power
Cliff Yuen
Director of Sales & Rentals
808.676.0322 office
808.349.7767 mobile

Guam – Power
Myver Hecita
Power Systems Rental &
Sales Representative
671.649.4241 office
671.898.2740 mobile