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Product · Technical data

High-Voltage Stacked Energy Storage System

A 120 kWh high-voltage cabinet with three-level BMS monitoring, for small factories, scenic areas, border posts and islands.

Choose a model

Model-specific price, datasheet and lead time. Engineering reply within one business day.

Specification Brochure data
Battery type
LFP (lithium iron phosphate)
Nominal voltage
384 V
Rated energy
120 kWh
Charge voltage, max
432 V
Discharge cut-off voltage
324 V
Configuration
120S1P

Preliminary figures from the current brochure. Final configuration and performance are confirmed in the quotation.

01Model overview

384 V Nominal voltage
Design life
1 Models in this range
Model Rated energy Capacity Configuration Dimensions Max charge Max discharge
384V314Ah 120 kWh 314 Ah 120S1P 789 × 510 × 2036 mm 150 A 200 A

Figures are taken from the current AllGrand product brochure. Specifications are indicative and may be revised without notice — confirm with our engineers before ordering.

02Overview

High-Voltage Stacked Energy Storage System — AllGrand product photograph 2

A 120 kWh high-voltage cabinet with three-level BMS monitoring, for small factories, scenic areas, border posts and islands.

03Key features

  • Configuration attributes
    • Available configurations include: 120 kWh, 384 V, Three-level BMS.
  • Specified against the duty cycle
    • Cell and plate selection matched to the real operating profile.
    • Capacity and autonomy sized to the load, not to a catalogue average.
  • Batch control
    • Incoming material control and in-process inspection on every batch.
    • Traceability from plate casting through to packing.
  • End-of-line testing
    • Electrical testing before packing, with results available on request.

04Specification

Battery type
LFP (lithium iron phosphate)
Nominal voltage
384 V
Rated energy
120 kWh
Charge voltage, max
432 V
Discharge cut-off voltage
324 V
Configuration
120S1P
Communication
RS485 / CAN
Battery management
Three-level BMS — cell, module and system monitoring
Cycle life
≥ 6000 cycles (80% DOD)
Charge temperature
0 – 55 °C
Discharge temperature
-20 – 55 °C
Storage temperature
-10 – 45 °C
Protection
Over-voltage, over-current, over-temperature, short circuit
Company certification
ISO 9001 · ISO 14001 · ISO 45001

Figures are taken from the current AllGrand product brochure. Specifications are indicative and may be revised without notice — confirm with our engineers before ordering.

Applications & selection

Size the energy-storage system around the load, not nameplate kWh alone

Typical fit

  • Scalable commercial and industrial storage
  • Indoor modular backup
  • Projects expected to expand in phases

Confirm before quotation

  • Load profile, peak kW and required usable kWh
  • Autonomy, C-rate, efficiency and temperature range
  • Site location, grid interface and control requirements

Engineering guides

Commercial BESS sizing checks Turn load data, usable energy, C-rate and site constraints into a defensible specification. Battery runtime calculation See which efficiency, temperature and aging losses reduce usable AC energy. Battery storage RFQ checklist Use the same technical inputs our engineers need to price and configure a system.
Send the load and installation details for a model-specific answer. Our engineering team normally replies within one business day.

07Supply & customization

Lithium battery storage supply for commercial, industrial and residential projects. Share the load, capacity and site constraints so the battery, PCS and enclosure can be specified together.

Factory supply

  • AllGrand Group has manufactured batteries since 1987, with production bases in Hebei and Shandong and customers in more than 100 countries.
  • Model-level supply for single products, repeat orders and project quantities.
  • OEM/ODM support for configuration, labelling and export documentation.

What to send

  • Required model, capacity or system size.
  • Application, load profile and required backup time.
  • Destination country, order quantity and target delivery window.

Documents & quote

  • Datasheet and model-specific price.
  • Lead time and packing details confirmed per order.
  • Inspection, labelling and export documents agreed before shipment.

Let's build the right energy solution.

Send us the application, nominal voltage and capacity target. Our engineers will specify the battery and system architecture around it.

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