B2B approach

How to use KSTAR ESS in practice

19. 3. 2025

Founded in 1993, KSTAR is one of the leaders in electronics and new energy. The company has over 4,200 employees, more than 630 patents and offers solutions that use the latest technology and a focus on reliability.

Their mission is clear - to bring value to customers through high quality smart energy solutions.

ESS KAC50DP & BC100DE

Safety and reliability

  • CATL LFP battery cell
  • Double fire protection system design
  • Redundant 1+1 design

Simplicity and user-friendliness

  • Pre-installed at the factory
  • For easy on-site installation
  • Integrated EMS, suitable for a variety of applications
  • Hassle-free, cloud-based control
  • Redundant 1+1 design
  • Better cooperation between BMS and EMS
  • User-friendly EMS design with multiple operating modes
  • 7-inch EMS screen with easy operation
  • More reliable communication with less risk of external influences
  • Provides a third party communication interface for higher level monitoring and control

KAC50DP

  • KSTAR 50kW hybrid inverter
  • Maximum efficiency up to 97.5%.
  • IP65 protection
  • Operating temperature range -25~60℃ (>45℃ Power reduction)

BC100DE

  • KSTAR 100 kWh outdoor battery cabinet
  • LFP battery type
  • Battery module capacity 5.12 kWh
  • Number of modules 10×2
  • Total battery capacity 102.4 kWh
  • Rated voltage 512 V
  • Operating voltage range 448V ~ 565V
  • Charging/discharging speed Max. 0,5 C

Reference projects

BULGARIA 50 kW- 100 kWh PROJECT: This project is a stand-alone operation of the KAC50DP-BC100DE.

Benefits:

  • Single grid-connected system and mode
  • self-consumption is controlled by the built-in EMS
  • Customers start generating profit between year 5 and 6.

PROJECT ENGLAND 50 kW-100 kWh:This project is a stand-alone operation of the KAC50DP-BC100DE. It is located in a semi-private space

Benefits:

  • Based on the customer's existing grid-connected PV inverters, we provide a self-consumption AC-coupling solution.
  • In self-consumption mode, customers start to make profit in about 6 years.


Project IRELAND 100 kW-200 kWh: The scope of the project is two parallel KAC50DP-BC100DE units. Both located in the factory.

Benefits:

  • Two systems, on grid, parallel operation.
  • In self-consumption operating mode, customers started to make a profit in about 4 years.

PROJECT HUNGARY 150 kW-300 kWh: The scope of the project is three parallel KAC50DP-BC100DE units in an outdoor space.

Benefits:

  • Three systems, on grid, parallel operation.
  • Operating mode - self-consumption.
  • Customers start to make a profit after the 3rd year of use.

Interested in the KSTAR KAC50DP-BC100DE commercial solution and would like to learn more? Download our new brochure for everything you need to know.