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G.T. Power Systems, represents major manufacturers. Factory authorized specification writing, bid quotation, on site load analysis, and job site evaluation are available to you and your customers. Personalization for your needs are our concerns.

New York
G.T. Power Systems, Inc
P.O. Box: 402
56 Industrial Road
Wainscott NY 11975
Office: 631.537.5212
Fax: 631.537.4143
email: info@gtpowersystems.com
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South Carolina
SC 29588
Office: 843.650.2524
Cell: 843.333.1080
email: sc@gtpowersystems.com
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GT Power Systems, Inc is a full Sales and service distributor offering emergency standby, prime power and cogenerations systems for the residential, commercial and industrial markets since 1985. We are a family owned and operated business that takes pride and integrity in all our work.

Our main 10.000 Square foot state of the art facility located on Long Island helps support our new South Carolina branch. We stock and maintain a large inventory of commercial and residential generators, automatic transfer switches and factory parts.

Our factory trained technicians are authorized for start up inspections, warranty work, repair and maintenance services. We have a fully stocked fleet of service vehicles that provide 24/7 emergency services to all our valued customers.

As a leading new generator supplier, GT Power Systems is committed to supplying you with the electric power solutions you need to operate your business at maximum efficiency. GT Power Systems - generator sets, automatic transfer switches (ATS), uninterruptible power supply (UPS) and switchgears - are all engineered to work together to offer you the convenience of a single-source provider.

To learn more about our services click here


  • Sales

  • Generators

  • Custom Switch gear

  • Rental units / Cable

  • Crane/ rigging Services

  • Technical Support

  • Automatic transfer swithes


We are official Distributors of:
Katolight -  ASCO -  Guardian
We are official Dealers of:
Detroit Diesel/MTU   -  Caterpillar