Product Group Information

The ESAI-CAB series delivers fully integrated, cabinet-style battery energy storage designed for commercial and industrial facilities seeking resilient, cost-optimized energy management. Each system integrates high-density LFP batteries, bidirectional PCS, advanced thermal management, and intelligent controls into a compact, factory-assembled enclosure to simplify on-site installation and commissioning. Engineered for peak shaving, demand charge reduction, backup power, and renewable integration, ESAI-CAB series enables facilities to lower operating costs while improving power reliability and energy independence. Advanced liquid cooling enhances thermal stability, supports higher cycling performance, and extends system lifespan under demanding duty cycles.

Warranty

10-year battery performance / 5-year system

Operating Temperature Range:

-4°F (-20°C) to 131°F (55°C)

Group Information:

All-in-one cabinet BESS with advanced liquid cooling for commercial and industrial peak shaving, backup, and energy optimization.

Product Description:

Energy storage that is deployed faster, without complexity. The ESAI-125/233 (NA) delivers 125 kW of power and 233.0 kWh of integrated storage in a fully self-contained, all-in-one cabinet, enabling rapid deployment without the need for complex system integration. By combining batteries, PCS, and control systems into a single pre-assembled unit, the ESAI-CAB Series significantly reduces installation time, lowers project costs, and simplifies on-site commissioning. Designed for flexible energy strategies, the system supports grid-connected, off-grid, and hybrid applications, allowing operators to manage peak demand, integrate renewables, and optimize energy usage across a wide range of environments. An integrated energy management system provides real-time monitoring, control, and predictive insights, helping maximize uptime, improve operational efficiency, and extend system lifespan. With a 480 VAC input, advanced liquid cooling, built-in safety systems, and a modular architecture for scalable expansion, the ESAI-125/233 (NA) delivers a reliable, future-ready energy storage solution that grows with your needs.

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Frequency (Hz)	50/60
Max. AC Power (kW)	137.5
Cell Specification	3.2V 280Ah
Pack Configuration	1P52S
String Configuration	1P260S
Packs per String	5.0
Strings per System	1.0
Battery Voltage Range (Vdc)	761 - 923
Grid Voltage Range (Vac)	408 - 528
AC Rated Current (A)	165.4
DC Charge/Discharge Current (A)	320
Voltage	832.0
Stored Energy (Wh)	233.0
Cycle Life	8000
Power Factor	≥0.99
THDI	≤3%
Battery Chemistry	LiFePO4
AC Rated Voltage (Vac)	480
Rated Power (kW)	125
Energy Management System	Included

Product Image

Approximate Weight lbs (kg)	5953.0 (2700.0)
Length in (mm)	57.3 (1455.0)
Width in (mm)	43.0 (1100.0)
Height in (mm)	93.4 (2303.0)

IP Rating	IP54
Communication Interface	RS485, Ethernet, LTE, CAN
Operating Humidity	≤95% without condensation
Network Connectivity	Ethernet, Wi-Fi
Fire Fighting System	Yes