Service & Installation



9812 Falls Rd #114-197
Potomac, MD 20854
phone: 301-349-2985
fax: 301-349-2987

Holt Generators, LLC is a full service generator dealer. When making an investment in your home choose Holt, for the most experienced local generator dealer. Our complete generator services include:

  1. Performance of site survey and analysis.
  2. Performing load calculations to determine the approapriate generator for your needs, considering which circuits (heat, A/C, refrig/freezer, sump pump, medical equipment, elevator, security system, garage doors, computers, tv & lighting circuits, etc) or entire home or building are to connect to the standby generator.
  3. Determination of the optimum location for placement of your generator, considering any local zoning ordinances, landscaping, and your desires.
  4. Examination of your fuel supply. Is the home generator to be supplied with natural gas fuel? Does your your home or business have the proper size gas meter? Measure the distance from the gas meter to the proposed generator location.
  5. Provide customer with written proposal.
  6. Provide customer with written preventive maintenance agreement.


How a Generator Works