Freedom 458 Inverter/Charger. AC Power Inverter with High Surge Capability, 3-Stage Charger. With filtered modified sine wave output, Freedom inverter/chargers run virtually anything, from electrical equipment to appliances and electronics in your RV. Temperature controlled multistage charging ensures that your batteries are recharged quickly, and automatic shutdown and other safety features protect your expensive deep-cycle batteries from excessive depletion. For inverter/charger control and basic system monitoring, use the Freedom Basic Remote. For advanced battery monitoring and remote control, Freedom 458 systems can be paired with optional Link instrumentation. Product Features. MSW AC power inverter with high surge capability. Automatic 3-stage battery charger. Temperature compensation with equalization stage provides optimal charging of deep cycle batteries. Built-in transfer switch automatically transfers between inverter power and incoming AC power. Power sharing prevents so AC Power Inverter with High Surge Capability, 3-Stage Charger. With filtered modified sine wave outp For inverter/charger control and basic system monitoring, use the Freedom Basic Remote. For advanced MSW AC power inverter with high surge capability. Automatic 3-stage battery charger Temperature compensation with equalization stage provides optimal charging of deep cycle batteries. Power sharing prevents source AC input circuit breaker from tripping Customized settings can be prog