Choose by Capacity
Use choose by capacity to compare battery systems and pick the right battery size for home backup, small business backup, commercial storage or industrial projects.
Capacity Options
Select a capacity to choose by capacity, then match best use, system fit, and recommended products.
Selected capacity:
Best Use
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5–15 kWhHome use
5kWh, 10kWh and 15kWh systems fit home battery backup, solar battery storage and essential daily loads.
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20 kWhLarge home / small business
20kWh systems fit longer backup, higher daily consumption and selected small business loads.
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50–100 kWhCommercial use
50kWh and 100kWh systems fit shops, offices, farms, workshops and commercial battery storage.
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215 kWhIndustrial use
215kWh systems fit factory backup, industrial battery storage, peak shaving and larger C&I projects.
System Fit
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Low voltage battery
Best for smaller home systems, especially 5kWh to 20kWh projects.
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High voltage battery
Better for larger commercial battery systems with higher power demand.
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Wall mounted battery
Good for compact home backup installations.
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Stackable battery
Good for home storage expansion and flexible capacity upgrades.
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Rack mounted battery
Good for indoor commercial battery rooms and 50kWh-class systems.
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Outdoor energy storage cabinet
Good for 100kWh battery, 215kWh battery and C&I outdoor sites.
Recommended Products
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5kWh
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10kWh
10kWh Battery
- Best For
- Home backup and solar storage
- System Fit
- Low voltage / wall or floor mounted
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15kWh
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20kWh
20kWh Battery
- Best For
- Whole-home backup and small business loads
- System Fit
- Low voltage / stackable system
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50kWh
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100kWh
100kWh Battery
- Best For
- Commercial solar storage and backup power
- System Fit
- High voltage / cabinet or rack system
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215kWh
215kWh Battery
- Best For
- Industrial battery storage and C&I projects
- System Fit
- Outdoor energy storage cabinet
Project Videos
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Home Battery Installation
Small-capacity home backup projects for essential loads and solar storage.
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Small Business Backup Setup
20kWh and 50kWh battery projects for shops, offices, farms and workshops.
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Commercial Battery Storage Project
100kWh battery system for backup power, solar storage and peak shaving.
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Industrial Outdoor Cabinet Project
215kWh battery outdoor energy storage cabinet for factory and warehouse use.
FAQ
How do I choose by capacity?
Compare the capacity options on this page, then match best use, system fit, and recommended products.
Which battery capacity should I choose for home backup?
Choose 5kWh battery for essential loads, 10kWh battery for common home backup, and 15kWh battery for longer runtime.
Is 20kWh battery enough for a whole home?
20kWh battery can support many home loads, but HVAC, water heating and large appliances must be checked before selection. Choose by capacity helps confirm whether 20kWh fits your load list.
When should I choose 50kWh battery?
Choose 50kWh battery for small commercial backup, farms, workshops or light industrial loads.
Do I need 100kWh battery or 215kWh battery?
Choose 100kWh battery for commercial buildings and larger solar storage. Choose 215kWh battery for factories, warehouses and C&I outdoor projects.
Should I choose low voltage battery or high voltage battery?
Low voltage battery fits smaller home systems. High voltage battery fits larger commercial and industrial systems with higher power demand. Choose by capacity first, then confirm voltage platform.
What should I send for battery sizing?
Send your load list, power rating, daily use hours, backup time, inverter type and installation location.