ESS-GRID FlexiO All-in-One Commercial & Industrial Energy Storage

ESS-GRID FlexiO All-in-One Commercial & Industrial Energy Storage

The ESS-GRID FlexiO is a versatile, all-in-one commercial and industrial energy storage solution designed for flexible deployment in solar, commercial, and industrial applications. Built for high efficiency, reliability, and safety, it provides stable energy management, seamless backup power, and scalable performance to support peak shaving, grid stabilization, and renewable energy integration.

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Power Smarter, Operate Greener – ESS-GRID FlexiO Modular Energy Storage

The ESS-GRID FlexiO is an air-cooled commercial and industrial energy storage system featuring a split PCS and battery cabinet design for flexible 1+N scalability. Compatible with solar PV, diesel generators, and the grid, it delivers reliable, stable power for microgrids, remote sites, manufacturing plants, farms, and EV charging stations.

Durable LiFePO₄ Technology

Adopts 314Ah LiFePO₄ cells for high safety, thermal stability, and long-life commercial and industrial energy storage.

Scalable Energy Expansion

Each ESS-GRID FlexiO cabinet offers 241 kWh / 768 V capacity and can scale up to 1.2 MWh with five parallel units, providing flexible and reliable energy storage for diverse commercial, industrial, and solar projects.

Smart Cooling & Quiet Operation

Equipped with a 3 kW air-cooling system, the ESS-GRID FlexiO maintains optimal operating temperatures while keeping noise levels below 78 dB for quiet, efficient operation.

Outdoor-Ready Protection

Featuring an IP55-rated, anti-corrosion enclosure, the ESS-GRID FlexiO ensures reliable performance in dusty, rainy, and harsh outdoor environments.

Compact, All-in-One Energy Storage Design

The ESS-GRID FlexiO integrates battery modules, BMS, and cooling system within a single cabinet (1850 × 1430 × 2300 mm, 3310 kg), enabling fast installation and simplified maintenance.

Intelligent Power Management

Supports a maximum 157 A charge/discharge current with CAN-based BMS communication for precise monitoring, advanced protection, and efficient energy management.

ESS-GRID FlexiO DC Side Battery Cabinet Expansion

Add additional ESS-GRID 241C battery cabinets (241 kWh / 768 V each) to extend backup runtime. Multi-cabinet configurations deliver 2–4 hours of continuous power for industrial production, data centers, and critical commercial facilities.

ESS-GRID FlexiO AC Side System Expansion

Connect up to two ESS-GRID FlexiO systems in parallel to scale power from 500 kW to 1 MW with a total storage capacity of up to 3.8 MWh, ideal for manufacturing plants, EV charging stations, and microgrids.

Specifications

The ESS-GRID FlexiO is a modular, all-in-one LiFePO₄ energy storage system designed for commercial, industrial, and solar-integrated applications, offering scalable capacity and reliable performance.

Model	ESS-GRID 241C
Rated Battery Capacity	241 kWh
Rated System Voltage	768 V
System Voltage Range	360 V ~ 620 V
Cell Capacity	314 Ah
Battery Type	LiFePO₄ (LFP)
Battery Connection	1P × 16S × 15S
Max Charge/Discharge Current	157 A
Protection Grade	IP55
Cooling & Heating	3 kW Air Conditioning
Noise Level	< 78 dB
Cooling Method	Intelligent Air-Cooling
BMS Communication	CAN
Dimensions (W × D × H)	1850 × 1430 × 2300 mm
Weight (Approx.)	3310 kg ±3%
Total System Capacity	1.205 MWh (5 × 241 kWh)