TBS Electronics Powersine #Inverter/Chargers, 12v and 24 volts DC Posted on August 2, 2014August 2, 2014 by james233 The fully integrated #power system solution from TBS. A DC to AC sinewave #inverter, programmable #battery charger and automatic AC transfer switch all in one device…ITBS Inverter/Chargers Posted in Alternative Energy products..