High-capacity 15kWh lithium battery storage for larger solar systems, home backup, off-grid power and selected commercial energy requirements.
Compare 51.2V floor-standing and vertical batteries in the 15–16kWh class.
LiFePO4 Battery
51.2V 300AH lithium battery is a high-capacity energy storage solution designed for residential, commercial, and industrial power applications. With a usable energy of 15.36kWh,…
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LiFePO4 Battery
51.2V 314Ah LiFePO4 battery uses high-quality Grade-A prismatic cells. They feature high energy density, steady performance and strong power output. The integrated 200A BMS offe…
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LiFePO4 Battery
This 51.2V 314Ah (16.07kWh) LiFePO4 battery pack uses brand-new Grade A cells and a smart BMS to replace short-lived lead-acid and unstable lithium alternatives. Designed for re…
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A 15kWh lithium battery is a high-capacity lithium iron phosphate storage battery intended for longer backup duration and higher daily energy demand than smaller residential systems.
A common configuration is 51.2V 300Ah, providing approximately 15.36kWh nominal energy. Related 51.2V 314Ah products provide about 16kWh and give project buyers another capacity step.
Select by energy demand, floor space, inverter current and future expansion rather than the rounded capacity name alone.
Larger homes, solar storage, backup and off-grid systems.
Residential, commercial and project-oriented energy storage.
Higher-energy residential, off-grid and commercial backup.
Scalable banks for larger loads and longer autonomy.
Higher capacity should be supported by equal attention to power, protection, communication and service access.
A 51.2V 300Ah configuration provides approximately 15.36kWh nominal energy.
Pairs with compatible 48V hybrid and off-grid inverter systems.
Monitors operating conditions and supports key protection functions.
Lithium iron phosphate supports repeated cycling for energy-storage use.
Supported interfaces can connect the battery to compatible system controls.
Approved parallel expansion can serve growing energy requirements.
This capacity class is aimed at longer runtime, higher daily consumption and larger essential-load groups.
Shift more daytime solar energy to evening consumption and backup operation.
Support a broader load group where inverter power and battery current are properly sized.
Serve larger daily loads with autonomy calculated from seasonal solar conditions.
Selected office, retail, workshop or service loads with a measured demand profile.
Higher-energy storage for remote infrastructure and community-scale essential loads.
Parallel expansion retains the 51.2V class while increasing energy, but only approved matching units should be combined.
A single 51.2V 300Ah unit provides approximately 15.36kWh nominal energy.
Two compatible batteries can provide roughly 30kWh nominal in an approved parallel architecture.
Larger banks require matched models, communication, busbars, protection and published unit limits.
Check power, voltage, current, communication and installation as one coordinated design.
Confirm the inverter DC window supports the selected 51.2V battery.
Size the inverter and BMS discharge current for actual simultaneous loads.
Coordinate charge current from solar and grid sources with the battery limit.
Verify interface, protocol and cable pinout before commissioning.
Allow floor area, service clearances, ventilation and safe cable routing.
Select voltage from the DC architecture, inverter operating range and load current—not from energy capacity alone.
| Voltage class | Typical scale | Common fit | Design note |
|---|---|---|---|
| 12V / 12.8V | Small DC loads | Portable, compact and low-power systems | Higher current at equal power |
| 24V / 25.6V | Medium DC loads | Off-grid homes and mid-size backup | Lower current than 12V |
| 48V / 51.2V | Solar ESS | Home storage, telecom and larger systems | Efficient for higher-power loads |
Final selection must be checked against the exact battery, inverter, charger, cable and protection specifications.
Use a structured confirmation path before bulk purchasing or customization.
Provide continuous power, peak power, daily energy and desired backup duration.
Specify inverter, voltage range, currents, communication and expansion.
Review dimensions, floor loading, cable entry and service access.
Confirm required certifications, technical files and destination-market labels.
Finalize OEM scope, MOQ, packaging, delivery, warranty and support responsibility.
It is a high-capacity LFP storage battery. A common 51.2V 300Ah configuration provides approximately 15.36kWh nominal energy.
Runtime depends on usable energy and load. Divide usable kWh by average kW, then allow for inverter loss, reserve, temperature and power limits.
It can suit larger homes, longer backup or higher solar self-consumption when the load study and inverter are appropriate.
Yes where the product supports parallel expansion. Use matching batteries and follow its communication, cable, protection and maximum-unit rules.
A compatible 48V-class inverter with adequate continuous and surge power, current capacity, voltage window and BMS protocol.
Life depends on model, cycle depth, temperature, current, charging settings and storage. Use the exact datasheet and warranty terms.
Interfaces can include RS485, CAN or other model-specific ports. Protocol compatibility with the inverter must be verified.
Confirm specifications, documentation, certifications, warranty, OEM scope, packaging, MOQ, delivery and after-sales support.
Share the system voltage, daily energy demand, inverter model, installation environment and required backup duration for a project-based recommendation.
