Original EnviroPower Systems^TM discontinued in 1994.

 EPSi

Many features, very reliable, since 1993.

EPSii

Dual 24V batteries, more features and easier to use, very reliable, since 2007.

Product Feature at: http://www.electricityforum.com/newsprod/enviropower.htm

Thank you for Visiting us at the last CUEE show.