Repair & Warranty

J & M Electrical Services  BBB Business Review

J&M Electrical Service is committed to providing customers with unsurpassed product support. Contact us with any product maintenance, repair, or warranty questions you may have. We are factory trained and certified to work on Generac products.


We service & repair the following products:

• Siemens
• Honeywell
• Eaton
• Centurion

To download a copy of our Air Cooled Maintenance Agreement: PREVENTATIVE_MAINTENANCE_AGREEMENT_Air-cooled_0417.pdf

For liquid cooled maintenance agreements, call (804) 276-5580.


• We carry all Generac Parts & maintenance kits for these generators.

• We service Air-Cooled and Liquid Cooled Standby Generators.
Please call for the pricing on all Liquid Cooled units
If we didn't install it, we will STILL maintain it.

• We sell 5, 7, and 10 year extended warranties which must be purchased
within 12 months of initial generator activation - Prices start as low as $272.00.  Also, Generac now authorizes 10 year extended warranties to be purchased on units over the 12+ month period, so please call for details.