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The ESS HV 30KW 66KWH INDUSTRIAL&COMMERCIAL ENERGY STORAGE SYSTEM is the premium solution for users who demand maximum power, long backup duration, and efficient clean energy at scale.

The Features of ESS HV 30KW 66KWH INDUSTRIAL&COMMERCIAL ENERGY STORAGE SYSTEM

30kW commercial energy storage system

Hospital

Available

Office

Available

Pure Sine Wave

Pure Sine Wave

Gas Station

Available

Grid

Feed-in to Grid

Generator

Workable with Generator

MPPT

Wide MPPT Range 320-800V

Monitoring

Monitoring

The Technical Parameter of ESS HV 30KW 66KWH INDUSTRIAL&COMMERCIAL ENERGY STORAGE SYSTEM

ParameterValue
ModelESS HV 30KW+66KWH
Battery
Maximum Battery Voltage850V
Minimum Battery Voltage200V
Rated Battery Voltage Range320V–820V
Maximum Battery Current100A
PV Parameter
Maximum Power19.2kW + 19.2kW
Maximum PV Voltage850V
PV Startup Voltage250V
MPPT Voltage Range200V–800V
Maximum PV Current32A + 32A
AC Side (Grid Connected)
Rated Power30kVA
Rated Current43.5A
Rated Grid Voltage400V / 230V
Voltage Range of Power Grid-20%~15%
Start the Impulse Current8.5A
Grid Frequency Range50Hz (47Hz~52Hz) / 60Hz (57Hz~62Hz)
Current Harmonics<3%
Power Factor-1~1
AC Side (Off Grid)
Rated Output Power30kVA
Maximum Output Power33kVA
Maximum Output Current43.5A
Rated Voltage400V / 230V
Output Voltage Harmonics<3%
Imbalance100%
Over Load1.1 times long-term / 1.25 times 100s / 1.5 times 100ms
System Parameter
Off Grid Switching Time<10ms
Maximum Efficiency97.8%
Power ConsumptionStandby<20W / No load<100W
Protection GradeIP20 (Core Control Part IP5X)
Battery
Nominal Battery Voltage320VDC
Rated Energy66KWh (0.5C, 25℃)
Usable Energy (90%DOD)59.4KWh
Max. Charge/Discharge Current100A / 100A
Operation Voltage Range290VDC~350VDC
Operation Temperature-10℃ ~ +50℃
Other
Humidity5%–95%
Cooling MethodIntelligent air cooling
Altitude4000m (used for derating over 2000m)

Why Choose the ESS HV 30KW 66KWH INDUSTRIAL&COMMERCIAL ENERGY STORAGE SYSTEM?

  • High-Capacity Energy Solution
    With 30KW rated output and 66KWH battery storage, this system is built for large-scale residential, commercial, and industrial applications requiring continuous and stable power.

  • Superior Battery Performance
    High-voltage 320VDC battery design with usable energy of 59.4KWH ensures efficient long-duration backup and reduced dependency on the grid.

  • Outstanding Solar Utilization
    Dual PV inputs (19.2kW+19.2kW) with MPPT voltage range of 200–800V maximize solar harvesting and provide flexible configuration for large solar arrays.

  • High Efficiency & Low Loss
    Maximum efficiency up to 97.8% with current harmonics <3% and power factor -1~1 ensures minimal energy loss and stable grid interaction.

  • Seamless Power Switching
    Fast transfer time (<10ms) guarantees uninterrupted operation for sensitive equipment and mission-critical systems.

  • Strong Safety & Reliability
    Advanced overload protection, wide operating voltage range, intelligent air cooling, and IP20/IP5X protection deliver durable and safe performance.

  • Future-Proof for Demanding Users
    Designed to meet the needs of high-consumption environments, it is the ideal choice for factories, commercial buildings, and large estates aiming for energy independence and sustainability.

The ESS HV 30KW 66KWH INDUSTRIAL&COMMERCIAL ENERGY STORAGE SYSTEM product adopts an integrated energy storage cabinet as the carrier of the energy storage system, with amodular design that integrates a set of iron phosphate battery cabinet, battery management system BMS, energystorage inverter pCs, local control system ES, fire protection and other equipment into the integrated cabinet. itcan be flexibly deployed in various industrial and commercial application scenarios to help enterprises reduceelectricity costs.You could contact us to get a quotation or get a free all-in-one solution for an inverter battery