Description
Lion Energy Sanctuary 2 – Home Energy Storage System
Reliable, quiet, fully automated backup power for any home.
The Lion Energy Sanctuary 2 is a high-capacity Energy Storage System (ESS) that combines advanced LiFePO4 batteries, a powerful 12kW hybrid inverter, and intelligent energy management into one seamless home backup solution. Designed for homeowners who want reliable, maintenance-free protection from outages, the Sanctuary 2 keeps your lights, fridge, furnace, Wi-Fi, and essential circuits powered automatically when the grid goes down.
Built for whole-home or essential-load backup, the Sanctuary 2 operates silently, requires no fuel, and can be expanded as your power needs grow.
Key Features
Automated Home Backup
Instant transition to battery power when the grid fails—no noise, no fuel, and no manual transfer switching.
Expandable Energy Capacity
Choose the storage size that matches your home’s needs:
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1×1 System → 14.3 kWh
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1×2 System → 28.6 kWh
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1×3 System → 42.9 kWh
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2×4 System → 57.2 kWh
Add more batteries or add a second inverter as needed.
Real-Time App Monitoring
Watch live system performance, control battery settings, view solar production, and track consumption using the Lion Energy App (mobile & desktop).
Silent, Safe, LiFePO4 Battery Technology
Long-life lithium iron phosphate chemistry delivers high cycle life, stable performance, and enhanced safety.
Solar + Generator Compatible
Supports solar charging and integrates with 2-wire auto-start generators (up to 8kW AC input).
30% Federal Tax Credit Eligible
Residential energy storage systems may qualify for a 30% federal tax credit under the Inflation Reduction Act (consult your tax advisor).
Why Choose Lion Energy Sanctuary 2
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Ultra-safe LFP chemistry
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Silent, clean, indoor/outdoor rated
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Flexible to grow with your home
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Pairs with solar or functions grid-only
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Best-in-class reliability and runtime
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App-controlled energy management

Varient Descriptions
1×1 Sanctuary 2 (14.3 kWh, 1 inverter)
Designed for essential loads such as refrigeration, furnace, lighting, Wi-Fi, outlets, and light appliance use.
1×2 Sanctuary 2 (28.6 kWh, 1 inverter)
Ideal for moderate-use homes requiring extended runtime and support for more circuits.
1×3 Sanctuary 2 (42.9 kWh, 1 inverter)
For larger homes, extended outages, or homes needing deeper backup storage.
2×4 Sanctuary 2 (57.2 kWh, 2 inverters)
Whole-home backup including HVAC, well pumps, garage door, larger appliances, and long-duration outages.

Available Add-Ons
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Additional 14.3 kWh LFP Battery
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Extended 25-Year Battery Warranty
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Extended 25-Year Inverter Warranty
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DC-DC Solar Input Upgrade (45kW)
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Generator Auto-Start Wiring Kit
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Installation Services (via partner installers)
Specifications
Hybrid Inverter (12kW)
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Max PV Input: 12kW
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Max PV Open Circuit: 440V
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AC Output (Grid): 12,000W
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Max Continuous AC Current: 37.5A
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EPS Output: 8kW
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Battery Voltage Range: 40–60V
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Communication: CAN / RS485
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Generator Input: Up to 8kW
LFP Battery (14.3 kWh)
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Lithium Iron Phosphate
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14.3 kWh usable capacity
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Voltage: 51.2V nominal
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Life Cycles: 6,000+
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Operating Temp: -4°F to 113°F
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Integrated BMS
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Weight: 395 lb
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Solar Requirement: 3kW minimum per battery
Downloads
sanctuary-2-installation-guide.pdf