ESP Series (10/20kW-51.2kWh/40.8kWh)

ESP Series | Low-Voltage Integrated ESS

Output Power: 10kW / 20kW
Battery Module: 10.2kWh (51.2V / 200Ah)
Total Capacity: 40.8kWh (4 modules) / 51.2kWh (5 modules)
Warranty: Inverter: 5 years; Lithium battery: 10 years

■ On/off grid systems, suitable for a wide range of residential and commercial scenarios
■ Safe and reliable LiFePO₄ battery with over 6000 cycles
■ All-in-one design enables quick installation and cost savings
■ Intelligent cooling system enhances battery longevity
■ Supports up to 10 units in AC parallel connection
■ IP54-rated PACK + PCS, with optional C3/C5 anti-corrosion coating
■ Supports online monitoring and remote O&M for smart energy management

Description

Description

Functions
All-in-one energy storage system combining inverter and battery
Supports both on-grid and off-grid operation with seamless switching
Smart cooling system to enhance battery lifespan
Supports up to 10 units in AC parallel
Remote monitoring and O&M supported

Key Selling Points
✅ All-in-One design for quick installation and cost savings
✅ Safe and reliable LiFePO₄ battery with 6000+ cycles
✅ IP54 protection with optional C3/C5 anti-corrosion coating
✅ Supports flexible energy independence for homes and businesses
✅ Remote online monitoring for real-time system control

Applications
🏠 Residential energy storage systems
🏢 Small commercial users (shops, offices, etc.)
🔋 Backup power in off-grid areas

MODEL ESP-5010 ESP-4020
Rated power 10000W 20000W
Nominal Battery System Voltage 48V 48V
PV INPUT(DC)
Maximum recommended DC power 10000W 20000W
Nominal DC operating voltage 360V 360V
Maximum DC voltage 500V 500V
MPPT voltage range 90~450V 90~450V
Maximum input current 27A/27A 27A/27A/27A/27A
No.of MPP tracker 2 2
Strings per MPP tracker 1 1
AC INPUT
lutput voltage waveform Sinusoidal(utility or genearator)
Input type Single phase
Nominal iutput voltage, range 230V;90-280V
AC grid frequency, range 50/60Hz; 40~65Hz
Maximum iutput current 53A 106A
Transfer Time 10ms typical (UPS,VDE);20ms typical (APL)
INVERTER OUTPUT(AC)
Nominal AC output power 10000W 20000W
Output waveform Pure sine wave
Power factor at rated power 1
Nominal output voltage 220/230/240V
Frequency 50/60Hz
Maximum output current 43.5A 86.9A
Grid type Single phase; Off grid
BATTERY & CHARGER
Note: Below Parameters base on one LiFePO4 Lithium Battery Modular
Battery parameter 51.2VDC 200Ah 51.2VDC 200Ah
Number of battery pack 5 4
Capacity 51200Wh 40800Wh
Battery Life Cycles 6000 cycles @ 80% DOD, 25°C
Charging curve 4-stage adaptive with maintenance
Protection Over-current protection / Over-temperature protection
Maximum charging/discharging power 10000W 20000W
Maximum charging/discharging currernt 210A 420A
EFFICIENCY
Maximum efficiency 92%
MPPT efficiency 99.8%
PROTECTION DEVICES
DC switch rating for each MPPT; Grid monitoring; Output over current protection; Output overvoltage protection-varistor; Ground fault monitoring; Integrated all-pole sensitive leakage current
MECHANICAL SPECIFICATIONS
Machine Dimension (W*H*D)(mm) 650*2050*700
Package Dimension (W*H*D)(mm) /
N.W(kg) /
G.W(kg) /
Standard Warranty Inverter: 5 years ; Lithium battery: 10 years
OTHER
Operating Temperature Range -15°C to 40°C
Ingress protection rating IP54
Communication Wifi/USB/CAN/RS485
Audible Noise 60dB MAX
Display LED+LCD
CERTIFICATION & STANDARDS
IEC62619, LVD(IEC62477), ROHS, CE-EMC(IEC61000-6-1/-6-3), CE-LVD(IEC62109-1/-2)