As a factory authorized service center, many times we can rebuild  an older trade-in  inverter  at a cost-effective rate. All units here have been fully tested and are functional to specifications and carry a 90 day warranty. Variations in price depends upon age of the unit, the conditioning unit is in and repair services required to get it completely rebuilt.

These are one-of-a-kind  item  and once sold, additional items at this price will probable not be available in the future.