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Stackable LFP (LiFePO4) Battery System (High Voltage | 7.5kWh~25kWh)

QB-H2.5K

The QB-H2.5K high voltage LFP (LiFePO4) battery system is an efficient and cost-effective solution for residential and small commercial use. Intuitive and easy to use, its modular design is easily scalable, offering, through a plug and play solution, a scalable energy storage capacity from 7.5 kWh to 25 kWh throughout its operational lifespan.

Product Description

The QB-H2.5K high voltage LFP (LiFePO4) battery system is an efficient and cost-effective solution for residential and small commercial use. Intuitive and easy to use, its modular design is easily scalable, offering, through a plug and play solution, a scalable energy storage capacity from 7.5 kWh to 25 kWh throughout its operational lifespan.

Highlight Features

Efficient and reliable

  • High safety LiFePO4 chemistry
  • BMS complete protection
  • IP65 protection for indoor and outdoor use

User friendly

  • Color LED display, with easy to read battery status
  • Online monitoring via app
  • Remote upgrade via inverter

Easy to install

  • Pre-wired communication cables for plug and play
  • Modular design for stackable assembly
  • Simple lifetime energy capacity expansion

Technical Data

Technical DataH2.5K3H2.5K4H2.5K5H2.5K6H2.5K7H2.5K8H2.5K9H2.5K10
Battery/PDU Modules
Battery cell typeLFP / LiFePO4 (Lithium Iron Phosphate)
Battery cell capacity2.56kWh / 50Ah
Battery cell configuration16S1P
PDU modelQB-H2.5K-PDU
Dimensions (WxDxH)530x360x165 mm
General Data
Number of battery modules3 + PDU4 + PDU5 + PDU6 + PDU7 + PDU8 + PDU9 + PDU10 + PDU
Rated capacity7.68kWh10.24kWh12.8kWh15.36kWh17.92kWh20.48kWh23.04kWh25.6kWh
Rated voltage153.6V204.8V256V307.2V358.4V409.6V460V512V
Operating voltage range120~175.2V160~233.6V200~292V240~350.4V280~408.8V320~467.2V400~584V480~700.8V
Overcharge/Over-discharge protection voltage115.2V / 86.4V (1s)
Charge/Discharge overcurrent protection current50A (5s) / 50A (5s), ≥90A (0.5s)
Charge/Discharge protection temperature0°C~55°C / -20°C~60°C
Rated charge/discharge current25A
Maximum charge/discharge current50A
Communication interfaceCAN, RS485
Cycle life6000 cycles
Ingress protection ratingIP65
Operating temperature-15°C~45°C
Operating relative humidity5%~85%
Maximum working altitude2000 m
CertificationsCE, IEC62619, UN38.3
Weight110 kg140 kg170 kg200 kg230 kg260 kg290 kg320 kg
Dimensions (WxDxH)530x360x(705 / 860 / 1015 / 1170 / 1325 / 1480 / 1635 / 1790) mm

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