inverter generators

Clean and quiet power you need for an RV, electronic devices, and much more.


is an inverter generator better than a regular generator?

Inverter generators may not produce as much power as regular generators, however, they are more efficient when it comes to producing pure sine wave energy and conserving fuel. 

what is an inverter generator?

An inverter generator produces alternate current from a direct current which is then inverted by a microprocessor, thus turning it into clean AC power for your electronics and appliances.

what is the best inverter generator for the money?

You simply cannot beat Yamaha generators for their value. National Supply is the largest online retailer in the US for Yamaha generators. Shop our 2200 Watt Yamaha EF2200iS Generator now. In-stock orders received by 2pm ship the same day!

What can I power with a Yamaha inverter generator?

There are a lot of things you can power with your Yamaha inverter generator such as:

  • Recharge 12-volt batteries with its 12-volt DC output for RVs, autos, and boats.
  • Run outdoor lights for a worksite.
  • Charge phones, laptops, or other electronics.
  • Run small refrigerators.


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