24/7 Expert Service & Support 

Factory-certified technicians, genuine Kohler and Rehlko parts, and a fully equipped fleet—keeping your power systems running at peak performance, anytime, anywhere.

When you need fast, affordable, and reliable service, trust the factory-trained technical staff at Cooper Power Systems—available 24/7/365 for emergencies or scheduled preventative maintenance. Our team of over 25 factory-certified technicians uses state-of-the-art diagnostic equipment and operates a GPS-dispatched service fleet, each stocked with common, fast-moving parts to minimize downtime and keep your costs low. We offer customizable preventative maintenance agreements for all makes and models of generators, automatic transfer switches, and paralleling switchgear. With four strategically located branches and a central distribution center in Cranbury, NJ, we stock genuine Kohler and Rehlko parts and maintain a fleet of over 28 delivery trucks making daily branch deliveries—ensuring customers across New York City, Long Island, New Jersey, and Eastern Pennsylvania have the parts and service they need to keep equipment running at peak performance.

PARTS & SERVICE

• Preventative Maintenance Agreements
• Emergency & Scheduled Field Service
• Load Bank Testing
• Remote monitoring
  NFPA110 Testing - The NFPA holds the highest standards for performance requirements of standby and emergency power systems. Adhering to the NFPA requirements is a critical safety concern. 
  
• Inspection
• Systems testing under load
• Manufacturers Guidelines
• Record keeping and compliance
  
• Fuel, oil & coolant analysis - Proper Fluid testing and maintenance allows our service department to evaluate the internal condition of your system without disassembly. Regular fluid analysis can help with overall system health and prevent system failure. Fluid test packages can be ordered through Cooper Power Systems Service department or as part of your Planned Maintenance Agreement.
• Diesel Fuel Sampling - Diesel Fuel is the most important part of a standby generator. Fuel analysis can identify potential causes for fuel filter plugging, smoking, loss of power, poor injector performance, malfunctioning throttle position sensors and sticking valves.
• Scheduled Oil Sampling - Routine oil analysis is important. It helps identify worn out components to help you plan and schedule maintenance repair, resulting in less downtime and catastrophic, costly failures.
• Coolant Testing - Insufficient maintenance of your cooling system can lead to engine failure. By taking coolant samples under typical operating conditions, your service technician can detect and prevent imbalances in your coolant, and cavitation of the cylinder liners and cylinder block.
  

GENERATOR PLANNED MAINTENANCE 

A regular planned maintenance agreement through Cooper Power Systems is vital to the reliability of any generator. With a planned maintenance agreement, our factory trained technicians will be able to uncover, troubleshoot and correct minor problems, before they become costly ones. We offer customizable maintenance agreements for all makes and models of Generators, automatic transfer switches and paralleling switchgear. 

Benefits of Servicing your generator through Cooper Power Systems (CPS)

• We Service all Makes and Models – CPS Service department has the extensive knowledge and expertise to service any type of generator.
  
• Expert service – We only employ Factory trained and certified technicians to ensure issues are identified and repaired, keeping your generator running at peak performance.
• 24/7 Emergency service
• Premium Fluids-We use only the highest quality fluids.
• Dedicated Representative-You have a dedicated inside representative that handles requests for information, service concerns, or billing issues!

LOAD BANK TESTING 

Load bank testing simulates emergency power outages to:

• Ensure Quick response time
  
• Confirm output current, frequency, and voltage
• Normal exercising does NOT run your diesel generator up to load or operating temperatures.
• Regular load bank testing will help prevent wet stacking, costly overhauls and unplanned downtime.