Backup Power Source Standby Power Supply — 7.5 kW, Model# 3600AG

Ultra-quiet standby power system seamlessly transfers home or business electrical needs to the battery bank/inverter system during power outages. Delivers an instantaneous (4-6ms) transfer of of power to support critical appliances and most computers for up to 72 hours (actual time dependent on wattage demand). Unit features longer lasting, maintenance free AGM (Absorbed Glass Mat) batteries. When utility power is restored and stable, the BPS3600AG automatically switches back to utility power and recharges the battery bank. Also acts as a surge protector between grid power and appliances. Integrated inverter/charger also does not allow backfeeding to the utility power grid. Standby system is also capable of collecting power from alternative sources (solar arrays, wind turbines and power generators) for recharging. Delivers 30 Amps of 120V power. 2-year limited warranty requires a licensed electrician for installation and wiring. U.S.A.