Next-Gen Home Backup for $3,000 Less Turn your 3600 Pro Max into a home energy hub using a manual transfer switch. Enjoy the comfort of 4kW–8kW at 240V or 2kW–4kW at 120V auto backup power, at a fraction of the cost. - Save up to $3,000 vs. standard Automatic Transfer Switch setups. - Faster, simpler installation in half the time. Experience True Seamlessness Thanks to a sub-10ms UPS switch that operates faster than a blink, your computers and appliances keep running without a hitch, saving you from manual restarts forever. True 240V Performance from a Single Unit Get 4000W of 240V or 2000W of 120V power from one unit. Starting at 3.6kWh and expandable to 43kWh, it’s built to handle your most demanding home appliances with ease. Safe Inside & Out: Home Storage You Can Trust Experience the gold standard in safety with EV-grade LFP cells designed to last 16+ years (6,000 cycles). With UL 9540 certification, 5VA-grade fireproofing, and a dedicated EPO emergency stop, the unparamounted attention to detail allows you to power your home with total confidence. Stay Quiet, Stay Powered Operating at under 30dB to stay as quiet as a library, the 3600 Pro Max keeps things peaceful for you and the neighborhood. With 8 ways to recharge, including gas generator compatibility, you’ll always have a backup for your backup. Slash Your Utility Bills by $4,238/Year Take control with Time-of-Use Mode. Our system automatically charges when rates are lowest and powers your home when rates spike. Th