Magnum Energy ME2012-20B Power Factor Corrected (PFC) Charger: Uses less energy from a generator than a standard charger – using only 15 amps per 100 amps versus 23 amps used by standard chargers. Choices: The ME Series comes in three power models, allowing you to choose the model that is right for you. Versatile mounting: Mount the ME Series on a shelf, bulkhead, or even upside down. Lightweight: The lightweight aluminum base and cover also provides noise reduction and corrosion resistance. Multiple ports: The ME Series provides multiple ports, including an RS485 communication port for network expansion, and a remote port. Accessible design: The extra large AC access cover with terminal screw block and 360° DC connection terminals with covers make this inverter more accessible when it needs to be. Convenient switches: The ME Series comes with an on/off inverter-mounted switch with an easy-to-read LED indicator. 30 Amp transfer service with dual 20 amp output breakers.