Grid-tie inverters Which match phase with a utility-supplied sine wave. Grid-tie inverters are designed to shut down automatically upon loss of utility supply, for safety reasons. They do not provide backup power during utility outages. These systems are designed for Industry load where no need of backup power
Battery Backup Inverters Are special inverters which are designed to draw energy from a battery, manage the battery charge via solar charging with option of utility charging. These inverters are capable of supplying AC energy to selected loads during a utility outage.