[Sunjoy BESS Compact All-in-One Architecture] Fully integrates 768V high-voltage LiFePO4 battery modules, a 100kW hybrid inverter, and smart automation systems into a single compact outdoor-ready footprint (215KWh / 100kW).

[Smart Remote EMS Operating System] Features a powerful integrated Energy Management System supporting Peak Shaving, Microgrid Management, Virtual Enlargement, and Anti-flow modes with full remote control telemetry.

[Dual-Level Intelligent Fire Suppression] Outfitted with premium multi-stage safety controls, featuring standard Aerosol + HFC-227ea fire suppression agents, with an optional upgrade to Perfluoro systems for industrial security.

[Hybrid PV, Grid & Generator Input] Built for ultimate grid resiliency; supports high-voltage direct PV solar array inputs (up to 110kW with 99% MPPT efficiency), standard three-phase utility grid hookups, and a dedicated diesel generator interface.

[Tailored Climate Control Systems] Configured with an industry-level intelligent air conditioner for precise air-cooling, with an available premium liquid-cooling design swap to accommodate unique localized climate parameters and cell lifespan optimization.



DETAILED DESCRIPTION 

Advanced Commercial Autonomy: The Sunjoy Energy SJ-eBank-215FS2

The Sunjoy Energy SJ-eBank-215FS2 All-in-One Cabinet represents a breakthrough in distributed commercial and industrial energy infrastructure. Packing 215KWh of premium 768V Lithium Iron Phosphate (LiFePO4) capacity and a robust 100kW inverter system into a single sleek outdoor enclosure, this Sunjoy BESS unit is engineered for small-to-medium factories, commercial offices, EV charging stations, large agricultural ranches, and critical microgrid networks.

Intelligent Telemetry via Remote EMS & Superior Fire Safety

Operating the SJ-eBank-215FS2 is completely autonomous, thanks to its integrated Smart Remote EMS (Energy Management System). Supporting full wireless and cloud-linked control protocols (Modbus RTU/TCP, MQTT, IEC104), operators can execute precise peak shaving to slash high demand charges, run load-leveling schemes, and absorb intermittent renewable energies. To safeguard your physical asset, a cutting-edge two-level intelligent fire fighting system is standard—combining Aerosol and HFC-227ea fire extinguishing setups to guarantee complete structural peace of mind.

Ultimate Hybrid Versatility with Custom Thermal Management

The SJ-eBank-215FS2 serves as the absolute orchestrator of on-site power. It accepts direct high-power solar input (110kW Max with dual MPPT trackers), locks onto the three-phase utility grid, and comes equipped with a dedicated diesel generator interface port to keep essential enterprise operations humming through prolonged natural disasters. Depending on environmental needs, Sunjoy BESS provides ultimate thermal flexibility: choose our standard industrial-grade closed-loop Air Conditioning system for predictable maintenance, or request an advanced Liquid Cooling design swap to maintain precise, ultra-uniform cell temperatures under intense operational demands.

Basic Battery Parameters

• Brand & System Ecosystem: Sunjoy Energy / Sunjoy BESS

• Model Designation: SJ-eBank-215FS2 (SJ-B215-100H2S-125M2S Platform)

• Battery Chemistry: Lithium Iron Phosphate (LiFePO4)

• Battery Cell Configuration: 20S1P Modules x 12 Strings Parallel (768V / 280Ah Layout)

• Nominal Capacity (Energy): 215KWh

• Nominal System Voltage: 768V

• Working Voltage Range: 636V – 864V

• Charge & Discharge Rate: 0.5C Continuous

• Recommended Depth of Discharge (DOD): 95%

• Fire Suppression System: Two-Level Protection; Standard: Aerosol + HFC-227ea | Optional: PERFLUORO

AC Specification (Inverter Output)

• Rated AC Output Power: 100kW continuous

• Peak Surge Power Capacity: 110kW

• Rated AC Grid Voltage: 400Vac (Three-Phase System: 3P + N + PE)

• Voltage Dynamic Range: 230Vac / 400Vac Tolerance

• Rated AC Grid Current: 144A

• Overload Endurance Capacity: ≤110% Continuous Running | ≤120% for 1 Minute Max

• Grid Frequency Range: 50Hz / 60Hz Self-Adaptation ($\pm2.5\text{Hz}$)

• Total Harmonic Distortion (THDi/THDv): <3% at full load

• STS Power Capacity & Transfer Time: 200kW Capacity | $\le20\text{ms}$ Automatic Grid Switching

PV Solar Specification (Integrated MPPT)

• Maximum PV Input Power: 110kW

• Maximum PV Open Circuit Voltage: 1000V

• MPPT Operating Voltage Range: 350V – 1000V

• Number of MPPT Trackers / Strings: 2 Trackers / 1 String per MPPT

• Maximum MPPT Combined Current: 200A (100A / 100A Distributed)

• Peak MPPT Efficiency: 99%

System Management & Environmental Parameters

• Energy Management Software (EMS): Smart EMS Engine (Supports Manual Mode, Peak Saving, Virtual Enlargement, New Energy Absorption, Anti-flow Mode, Remote Configuration)

• Communication Protocols Supported: Modbus RTU, Modbus TCP, IEC104, MQTT, etc.

• Thermal Climate Options: Industry-level Closed-Loop Air Conditioning System OR High-Efficiency Liquid Cooling System (Custom-Selected)

• Auxiliary Port Connectivity: Integrated Diesel Generator Switching Port

• Operating Temperatures: Charging: -25°C to 65°C | Discharging: -30°C to 65°C

• Storage Temperature Range: -40°C to 70°C

• System Acoustic Noise Level: <70 dB

• System Operational Weight: 2600 kg / 5,720 lbs

• Cabinet Form Dimensions (W x D x H): 1800 x 1250 x 2000 mm (70.8 x 49.2 x 78.7 inches)

• Industry Compliance Certifications: UN38.3, MSDS, CE-EMC, IEC62619