LB-series | 100Ah–300Ah 25.6V 51.2V

LiFePO4 Solar Storage Battery

Wall-mounted2.56kWh–15kWh
LB-series 100Ah–300Ah 25.6V 51.2V LiFePO4 solar storage battery | Wall-mounted,2.56kWh–15kWh | techfine product

Main Feature

  • Optional communication protocol:Victron、 Pylon、Deye、SMA、Growatt、Goodwe、Voltronic,
    PCHNE、 Sofar、MEGAREVO、TBB
  • Large and full capacity lifepo4 battery with strong metal shell
  • Charge balancing function
  • SOC(State of Charge)、SOH(State of Health)Function
  • LED status indicator function, LCD real-time display SOC function
  • Low self discharge, and has a variety of sleep and wake up modes
  • Adjustable overcurrent and short circuit protection, buzzer alarm
  • High accuracy voltage(≤20mV)、current (≤2%@FS)、temperature(≤2℃)
  • Parallel communication,RS485, CAN and software monitor
  • Battery pack capacity and cycle count function

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Product Details

100% Brand New Grade A Cells

Uses high-quality Grade A lithium cells with full capacity, each equipped with a QR code for traceability and strict quality control.

100% Brand New Grade A Cells

Uses high-quality Grade A lithium cells with full capacity, each equipped with a QR code for traceability and strict quality control.

100% Brand New Grade A Cells

Uses high-quality Grade A lithium cells with full capacity, each equipped with a QR code for traceability and strict quality control.

100% Brand New Grade A Cells

Uses high-quality Grade A lithium cells with full capacity, each equipped with a QR code for traceability and strict quality control.

100% Brand New Grade A Cells

Uses high-quality Grade A lithium cells with full capacity, each equipped with a QR code for traceability and strict quality control.

100% Brand New Grade A Cells

Uses high-quality Grade A lithium cells with full capacity, each equipped with a QR code for traceability and strict quality control.

Technical specification

Downloaded Specifications
ModelsLB100AH/51.2VTALB230AH/51.2VLB300AH/51.2VLB100AH/25.6VLB230AH/25.6VLB300AH/25.6V
Available Capacity5120WH11776WH14336WH2560WH5888WH8038WH
Electrical Specifications
Cell ChemistryLiFePO4
Maximum Continuous Discharge Current100A100A\200A200A100A200A200A
Rated Voltage51.2V|DC25.6V|DC
Voltage Range43.2V-58.4V|DC21.6V-29.2V|DC
Maximum Output Power5120W5120W\10240W10240W2560W5120W
Charging Parameters
Maximum Charging Voltage58.4V±0.2V|DC29.2±0.2V|DC
Recommended Charging Voltage57.6V±0.2V|DC28.8±0.2V|DC
Recommended Charging Current50A100A\115A140A50A115A157A
Charging Current Limitation Function10A10A\20A20A10A20A
Power Consumption & Efficiency
Low Power ConsumptionWorking self-consumption ≤50mA, low-power mode ≤200uA
Battery depth of discharge (DOD)≥95%
Cycle life (standard charge/discharge at room temperature)≥5000 cycles≥5000 cycles≥5000 cycles≥5000 cycles≥5000 cycles≥5000 cycles
Protection Features
Long-delay Over-current Protection for Charge/DischargeBMS100: Alarm >105A, Protection >110A/1s

BMS200: Alarm >205A, Protection >210A/1s
Instant Over-current Protection for DischargeBMS100:≥150A/100ms BMS200:≥250A/100ms
Over-voltage Protection RecoveryDischarge current >1A to recover (51.2V model: 59.2V, 25.6V model: 29.6V over-voltage point)
Over-discharge Protection RecoveryConnect charger to activate (51.2V model: 43.2V, 25.6V model: 21.6V over-discharge point)
Charge Over-current Protection RecoveryDischarge current >1A to recover
Over-discharge current protection releaseReleased when charging current >1A
Short-circuit protection function Presentautomatically released during charging
MOS high-temperature protectionMOSFET over-temperature protection
Cell temperature protectionProtection for low cell temperature (-20°C) and high temperature (70°C)
Ambient temperature alarmLow-temperature protection -20°C; high-temperature protection 75°C
Cell failure protectionSingle-cell voltage difference >1V
Display & Monitoring
DisplayLED light strip indicator + LCD displayLCD display
Communication & Expansion
Modules connection1-15
CommunicationStandard RS232, RS485, CAN
Environmental Ratings
Protection ratingIP21
Operating temperature rangeDischarge: -10°C to +50°C; Charge: +0°C to +60°C
Storage temperature>1 month: 0–35°C; ≤1 month: -20–45°C
Mechanical Specifications
Terminal typeM8
Depth × Width × Height (mm)720*480*170785*510*293755*490*253532*347*170475*420*255476*496*255
Weight (net weight, for reference)KG54.5100116305165
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