With the increasing popularity of alternate power sources, such as solar and wind, the need for static inverters to convert dc energy stored in batteries to conventional ac form has increased ...

http://www.refurbups.com-- APC's Smart-UPS line is one of many that does do a pure sine wave output.

The BESTEK Power Converter addresses your travel voltage concerns with its ability to change overseas voltage from 90-220V to 110-120V and securely power up your US electronic devices. Moreover, you ...

Absopulse Electronics FTT 3K Series has introduced a rugged, modular AC/AC frequency converter system that uses microprocessor controlled, high frequency PWM technology to deliver 3-Phase, 3000 VA ...