Buy BESS | High-Efficiency Commercial Energy Storage System for C&I & EV Charging

Product Summary

Introducing the next-generation Battery Energy Storage System (BESS) engineered specifically for high-demand commercial, industrial, and EV charging infrastructure applications. This grid-tied and off-grid ready solution delivers 215kWh to 1.5MWh scalable capacity per cabinet, powered by Tier-1 Lithium Iron Phosphate (LiFePO4/LFP) cells with an industry-leading 8,000-cycle life at 80% DoD. The system features a 1C charge / 1C discharge rating, enabling rapid response for peak shaving, load shifting, and backup power. Ideal for industrial parks, EV supercharging stations, micro-grids, and commercial complexes. Backed by a 10-Year Performance Warranty and global logistics with local O&M support.

Why Choose This System: ROI-Driven Competitive Edge

Superior Levelized Cost of Energy (LCOE)

With 8,000 cycles @ 90% DoD and a round-trip efficiency of 94%, this BESS drastically reduces the LCOE to below $0.03/kWh over its 15+ year lifespan. Compared to traditional lead-acid or standard lithium batteries, your payback period on peak shaving and arbitrage is reduced by 30-40%.

Maximum Safety & Bankability

Fully compliant with UL 9540A, IEC 62619, and UN38.3. Our multi-level safety architecture includes cell-to-pack insulation monitoring, aerosol-based active fire suppression, and an IP55 enclosure for outdoor use. This ensures insurance eligibility and project finance readiness.

Turnkey PV-Storage-Charging Integration

Our proprietary EMS (Energy Management System) includes pre-configured algorithms for PV self-consumption optimization, EV fleet charging stabilization, and demand charge management. Seamless integration with major inverters (SMA, Sungrow, Growatt) and EV chargers (ABB, Delta, StarCharge).

Product Overview & Safety Architecture

This BESS integrates liquid cooling technology maintaining cell temperature variance within ±2°C, extending cycle life by 15% over traditional air-cooled systems. The active balancing BMS operates at the cell level with 2A balancing current, preventing overcharge/over-discharge and ensuring each cell achieves maximum capacity. The cabinet includes three-tier fire protection: (1) early warning gas detection, (2) per-module aerosol suppression, and (3) water mist interface for external activation. Communication supports Modbus TCP, CAN 2.0, and IEC 61850 for seamless SCADA integration.

Technical Specifications

All parameters are validated under standard test conditions (25°C, 0.5C charge/discharge). Custom voltage and capacity configurations available for OEM projects.

Technical Feature	Specification
Battery Chemistry	Tier-1 LFP (LiFePO4) prismatic cells
System Capacity (Usable)	215kWh / 344kWh / 688kWh per cabinet (Scalable to 1.5MWh via parallel cabinets)
Rated Power (AC)	100kW / 200kW / 400kW
Round-Trip Efficiency (DC)	≥94% @ 1C, 25°C
Cycle Life	8,000 cycles to 70% SOH (10,000 cycles to 60% SOH)
Depth of Discharge (DoD)	90% recommended
Thermal Management	Liquid cooling (coolant: water-glycol) with ±2°C cell variance
Voltage Range	600V – 1500V DC
Communication Protocols	Modbus TCP, CAN 2.0, IEC 61850, DNP3
Safety Certifications	UL 9540A, UL 1973, CE, IEC 62619, UN38.3, IP55
Fire Suppression	Aerosol-based per module + gas detection + water mist interface
Grid Interconnection	On-grid (UL 1741, VDE-AR-N 4105) and island mode (20ms switch)
Dimensions (WxDxH)	1200mm x 800mm x 2200mm (per 344kWh cabinet)
Weight	2,850 kg (approx., depending on configuration)
Ambient Temperature Range	-30°C to 55°C (derated above 45°C)
Warranty	10-year performance warranty (≥70% capacity) or 6,000 cycles
Remote Monitoring	EMS cloud platform with predictive analytics and OTA updates

Application Scenarios

C&I Industrial Parks & Manufacturing Facilities

Reduce peak demand charges by up to 40% with automated peak shaving. Integrate with on-site solar to achieve 80%+ renewable self-consumption. Our EMS also provides reactive power compensation, improving power factor penalties.

EV Supercharging Stations (300kW+)

Deploy BESS alongside 350kW ultra-fast chargers to avoid demand spikes and grid upgrade costs. The system buffers energy during low-tariff hours and discharges at 1C or 2C rates to support simultaneous fast charging events. Reduce operational costs by 35-50% per EV session.

Micro-grids & Island Systems

Seamless on-grid to off-grid switching in under 20ms (UL 1741 compliance). Black-start capable. Supports diesel generator hybrid operation for remote mining, telecom towers, and island resorts.

Frequently Asked Questions

What is the lead time for a 1MWh BESS order to North America or Europe?

Standard lead time is 25-35 working days after deposit and approval of factory drawings. We maintain stock of common components (cells, BMS, inverters) in our regional hubs (Rotterdam, LA, Singapore). Expedited shipping (15 days) is available at 15% premium.

How is the 10-year performance warranty structured? Are there capacity degradation exclusions?

The warranty guarantees ≥70% of nominal capacity at the end of 10 years or 6,000 cycles (whichever comes first), with free replacement of any cell module falling below 65%. Exclusions limited to ambient temperature exceeding 45°C continuously, improper installation by non-certified partners, or physical damage. We provide annual performance reports via remote monitoring.

Does this system support island mode (off-grid) operation without a generator?

Yes. With the optional grid-forming inverter module, the BESS can operate in island mode for up to 72 hours (depending on load) and supports black-start. The transition time from on-grid to off-grid is <20ms for sensitive loads (tested according to IEC 62282-8-201). Please specify island mode requirement at quotation stage.

What grid interconnection certifications are available for Europe and the US?

Our BESS holds UL 9540, UL 9540A (thermal runaway), UL 1973, CE (including LVD, EMC, RED), IEC 62477-1, VDE-AR-N 4105, and AS 5139 (Australia). For specific states (e.g., California SGIP, Hawaii), we provide additional HECO Rule 14H and NYSRC documentation. Complete certification packages delivered with product.

Can you supply a complete turnkey solution including PV, BESS, and EV chargers?

Absolutely. As a turnkey PV-Storage-Charging provider, we offer fully engineered systems including solar arrays (mono PERC or bifacial), this BESS, up to 8 dual-port 180kW DC fast chargers, AC distribution panels, and our cloud-based EMS with remote O&M dashboard. We also provide site survey, installation training, and ongoing technical support through local partners in 30+ countries.

For custom voltage configurations, OEM branding, or large-scale utility projects (10MWh+), please request a technical consultation and quote. Global shipping, local commissioning assistance, and extended warranties (up to 15 years) available.