15kwh Solar Battery Storage

Product Description:
Engineered for extreme endurance: 10,000-cycle industrial-grade LiFePO₄ battery delivering 15kWh capacity with military-spec temperature resilience (-20°C to 60°C) and 90% charge retention.

Ultra-long service life: The ultra-large capacity also has the ultra-long service life promised by the top-level battery cells, providing long-term and large-scale energy guarantee for users who highly rely on lithium ion solar batteries.

Product Parameters

CELLLIFECOPO4 3.2V/280AH
ARRAY MODE16S1P
RATED CAPACITY280AH
MINIMUM CAPACITY> 266AH
CAPACITY15KWH
OPERATING VOLTAGE40-58.4V
RATED VOLTAGE51.2V
STANDARD70A
MAX CONTINUOUSD ISCHARGE CURRENT100A
COMMUNICATION PORTRS485/CAN/232
LIGHTALM/RUN/SOC
CYCLE LIFE10000 CYCLES @70%SOH
OPERATING TEMPERATURECHARGE:0°C~60°C;DISCHARGE:-20°C~60°C
STORAGE TEMPERATURE1 MONTH:-20°C~45°C;YEAR: 0°C~35°C
NET WEIGHT126KG
PACKAGE WEIGHT140KG
NET SIZE(W*D*H)550*270*728MM
PACKAGE SIZE(W*D*H)800*640*420MM
RELATIVE HUMIDITY65+20%
DELIVERY VOLTAGE≥ 51.2V
CHARGE RETENTION AND CAPACITY RECOVERY CAPABILITYAFTER STANDARD CHARGING OF THE BATTERY, IT IS SHELVED AT ROOMTEMPERATURE FOR 28D OR 55°C FOR 7D. THE CHARGE RETENTION RATEIS ≥90%, AND THE CAPACITY RECOVERY RATE IS >90%

Core Technical Advantages

  1. Extreme Longevity
    10,000 cycles @ 70% SOH
    (Industry-leading lifespan)
  2. Military-Grade Temperature Tolerance
    Discharge: -20°C to 60°C / Charge: 0°C to 60°C
    (Arctic to desert operation)
  3. Massive Industrial Capacity
    280Ah @ 51.2V → 15kWh energy storage
    (3.2V LiFePO₄ cells in 16S1P config)
  4. Zero Degradation Storage
    28-day charge retention ≥90%
    (55°C heat survival: 7 days)
  5. High-Power Readiness
    70A continuous discharge + RS485/CAN/232 comms
    (Industrial IoT integration)

15kwh Solar Battery Storage Advantage

15Kh home energy storage solution
Portable energy storage solution for seamless home power needs.

  • 15 Years life span
  • Reliable LiFePO4 battery
  • Battery cycle times >10,000 cycles
  • RS485/CAN/232 bus standard connection
  • High inverter compatibility

Residential Battery Storage Solution

Our 15kWh solar storage battery system makes it easy to manage clean energy at home. The hybrid inverter connects your PV strings, backup loads, and the grid via a current transformer (CT) meter. The lithium ion solar batteries store up to 15 kWh of energy, providing uninterrupted power. Real-time monitoring via the web, mobile app, and BSL Cloud ensures optimal performance and flexible energy management, making it an ideal choice for reliable off-grid and grid-connected applications.

Know Your Options for Solar Battery Storage

5kWh Battery

  • Budget Starter: Lowest cost & space
  • For small homes/apartments
  • Backs critical loads (lights/fridge) for hours
  • 3-5kW inverter compatibility

10kWh Battery

  • Best Value: Covers daily needs
  • Ideal for 3-4 person households
  • 8-12hr backup for key + comfort loads
  • Powers lights/fridge/TV/partial AC

15kWh Battery

  • Max Independence: 24hr+ backup
  • For large homes/high consumption
  • Runs high-power appliances & AC
  • Compatible with 8kW+ inverters

Our Successful Projects

150+ Parter Countries

Home Solar System: Solar Energy for a Sustainable Tomorrow
Home Solar System: Solar Energy for a Sustainable Tomorrow
Home Solar System: Solar Energy for a Sustainable Tomorrow

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