Maximum capacity
Ultimate
5 Battery modules · 1 Smart controller · expandable to 54 kWh per stack
Overview
The Ultimate plan is 43.80 kWh of usable capacity: up to 30 hours of backup at minimal load. This is the plan for homeowners who never want to think about outages again.
Five battery modules and a single Smart controller deliver 11.5 kW continuous with 17.1 kW surge handling. The smart panel prioritizes loads automatically.
At typical summer evening draw (~5 kW sustained with AC cycling), 43.80 kWh gives you roughly 9 hours of full-comfort living. At minimal load, that's up to 30 hours.
What's Included
- 5 Battery modules (45 kWh nominal / 43.80 kWh usable)
- 1 Smart controller (11.5 kW continuous / 17.1 kW surge)
- Up to 30 hours of backup at minimal load
- Smart panel: whole-home load management
- Grid auto-recharge after every outage
- 10-year warranty, zero maintenance
Prices shown include estimated installation. Final price may vary based on your specific site requirements.
Battery, controller, and smart panel components carry a 10-year manufacturer warranty.
Runtime Scenarios
How long does 43.8 kWh last?
Up to
30hrs
Fridge, Wi-Fi, lights, AC, kitchen, home office, phone chargers, and medical devices. Critical circuit coverage.
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