JKESS · Official energy storage brand of JKBMS Engineering support online

JKESS system platform4S — 1500V

Built from the cell up. Controlled to the grid edge.

Battery management hardware, LiFePO4 enclosure kits and configurable energy storage systems—engineered as one coherent platform.

CAN / RS485 Active balancing Remote monitoring

C&I SYSTEM / LIVE TOPOLOGY

JKESS high-voltage commercial energy storage cabinet
DC BUS768.4 Vstable
BALANCE2.0 Aactive
THERMAL26.8 °Cnominal
01BMU link
02BCU control
03PCS handoff
2017Energy team established
70,000Manufacturing facility
2.1GWhCurrent annual capacity
200+Countries & regions served

Product portfolioFour ways into the system

Hardware that meets the project where it starts.

Start with an enclosure, a rack module, the BMS control layer or a configured C&I cabinet. Each scope is stated clearly before quotation.

JKESS 6U rack battery enclosure P / 02 Direct order

6U rack enclosure kit

6U Battery Kit

19-inch rack-mount enclosure for a planned 51.2V, 15kWh assembled battery configuration.

  • Form6U / 19-inch
  • Display4.3-inch*
  • From$280
JKESS high-voltage BMS control hardware P / 03 Control layer

BCU + BMU control hardware

High Voltage Kit

Modular master and slave BMS controls for high-voltage storage, PCS and EMS architectures.

  • DetectionUp to 1500V
  • Balance2A active
  • Control100 / 200A
JKESS commercial and industrial energy storage cabinet P / 04 Project quote

Configured C&I ESS cabinet

C&I High Voltage ESS

Integrated cabinet platform configured around project capacity, cooling, PCS, EMS and fire protection requirements.

  • Capacity64.3–261kWh
  • CoolingAir / liquid
  • CabinetIP55

* Assembled capacity or option applies only after compatible cells and selected electronics are installed. Battery cells are not included unless a project quotation states otherwise.

Control architectureOne signal path

Every decision begins at the cell.

JKESS links measurement, balancing, protection and system dispatch through a clear master–slave architecture. The result is a control path engineers can inspect, configure and integrate.

CAN ×2RS485 ×4isoSPIEthernet
01Cell layerVoltage + temperature
02BMUAcquisition + balancing
03BCUSOC + protection logic
04PCS / EMSPower + site dispatch
PACK STATUSNOMINAL

Application fitDesigned around the load

From a home battery to a commercial site.

Four application paths, one engineering conversation: load, voltage, runtime, inverter protocol and installation environment.

Residential battery storage application
Residential

Home battery storage

Modular enclosure kits, intelligent protection and inverter communication for solar self-consumption and backup.

Solar photovoltaic energy storage application
Renewables

Solar PV integration

Battery control for charge strategy, overnight utilization and resilient operation at the grid edge.

Commercial energy storage application
Commercial & industrial

Peak shaving and resilience

Configured cabinets for load shifting, demand management, backup power and renewable energy utilization.

Outdoor and emergency energy storage application
Off-grid & emergency

Power where the grid stops

System architectures for remote sites, field equipment and applications where continuity matters most.

JKESS manufacturing and development site
SHENZHEN / CHINAEngineering → production → validation

JKBMS + JKESSBuilt to manufacture

A battery platform backed by a real production system.

The team entered energy storage in 2017, JKBMS was established in 2023 and the JKESS brand launched in 2024. Today, more than 700 employees—including 100+ R&D professionals—support product engineering, manufacturing, testing and global project delivery.

700+Full-time employees
100+R&D professionals
3Overseas warehouses
Discuss factory and project capability
Quality & market readiness
  • CE
  • RoHS
  • UN38.3
  • ISO 9001
  • IEC 62133
  • EMC

Engineering inquiryStart with the system

Bring us the single-line diagram.

Tell us the battery chemistry, voltage window, current, inverter or PCS model, application and quantity. We will help define the right supply scope.

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Product scopeJKESS

Ask engineering