The MS4348PE is powerful, easy-to-use, and best of all, cost effective. You can parallel up to four inverter/chargers for up to 17.2kw of power at 230V. (The Magnum Router is required for parallel stacking the MS-PE Series.) Magnum's PFC charger is built into all of their inverter chargers. It uses less energy from a generator than a standard charger - using 25-30% less AC current than standa..