PowerStor / Eaton is a division of Cooper Industries, now acquired by Eaton. The company offers ultracapacitors with ultra-low resistance and unique high energy storage devices for electronic circuits and portable devices. Ideal for pulsed power and electronic memory circuit applications, PowerStor devices feature aerogel supercapacitors the size of "AA" alkaline batteries and peak currents up to 35 amps. PowerStor supercapacitors are available in cylindrical and coin-type packages to meet power, space and mounting requirements.