CTECHI ESS30KW/65KWh Split-Type Commercial & Industrial BESS Solar Battery Energy Storage System

Split-type modular design with independent battery cabinet and PCS cabinet — flexible deployment, easy transportation, and simplified on-site maintenance.
Advanced LFP (LiFePO4) battery technology with 314Ah high-capacity cells, delivering exceptional thermal stability and a 6,000+ cycle lifespan.
Multi-layer intelligent BMS protection covering overcharge, over-discharge, overcurrent, short circuit, and temperature anomalies for industrial-grade safety.
Compact 30kW hybrid inverter with 98%+ conversion efficiency, supporting both grid-tied and off-grid modes for versatile C&I applications.
Ideal entry-level solution for small-scale commercial sites, retail stores, workshops, telecom base stations, and remote microgrid installations.

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CTECHI ESS30KW/65KWh Split-Type Commercial & Industrial BESS Solar Battery Energy Storage System

CTECHI ESS30KW/65KWh Split-Type Commercial & Industrial BESS Solar Battery Energy Storage System

CTECHI ESS30KW/65KWh Split-Type Commercial & Industrial BESS Solar Battery Energy Storage System

CTECHI ESS30KW/65KWh Split-Type Commercial & Industrial BESS Solar Battery Energy Storage System

CTECHI ESS30KW/65KWh Split-Type Commercial & Industrial BESS Solar Battery Energy Storage System

CTECHI ESS30KW/65KWh Split-Type Commercial & Industrial BESS Solar Battery Energy Storage System

CTECHI ESS30KW/65KWh Split-Type Commercial & Industrial BESS Solar Battery Energy Storage System

Product Introduction

The CTECHI ESS30KW/65KWh split-type energy storage system is a compact yet powerful solution engineered for small to medium commercial and industrial energy demands. Featuring a separated battery cabinet and power conversion cabinet, this system provides unmatched installation flexibility for sites with space constraints or retrofitting requirements. Built with premium 314Ah LFP battery cells in a 16S configuration across 4 series-connected packs, it delivers a nominal system voltage of 204.8V with a total capacity of 64.3kWh. The integrated 30kW hybrid inverter ensures seamless energy conversion for peak shaving, load shifting, and backup power applications. With its air-cooled thermal management, IP54-rated enclosure, and intelligent BMS monitoring via RS485/CAN, the ESS30KW/65KWh offers a reliable, cost-effective gateway into commercial energy storage for businesses aiming to reduce electricity costs and enhance energy independence.

CTECHI ESS30KW/65KWh Split-Type Commercial & Industrial BESS Solar Battery Energy Storage System

Compact Split-Type Architecture

The ESS30KW/65KWh adopts a true split-type configuration that physically separates the battery cabinet from the hybrid inverter cabinet, drastically reducing per-unit weight and footprint. This modular design makes it the premier choice for installations in confined areas such as underground parking lots, retail basements, and rooftop equipment rooms. By enabling transportation through standard doorways and elevators without the need for specialized heavy-lift equipment, the system significantly simplifies logistics and reduces on-site installation complexity.

CTECHI ESS30KW/65KWh Split-Type Commercial & Industrial BESS Solar Battery Energy Storage System

High-Performance 314Ah LFP Cell Platform

At the heart of the system are grade-A 314Ah lithium iron phosphate (LFP) cells configured to achieve a stable 204.8V DC bus, providing inherent thermal stability and safety without the use of cobalt. The system supports a 90% depth of discharge and delivers a cycle life exceeding 6,000 cycles, ensuring long-term operational value. Designed for a 15-year service life, this high-density battery platform provides reliable energy storage with minimal degradation even under sustained industrial use.

CTECHI ESS30KW/65KWh Split-Type Commercial & Industrial BESS Solar Battery Energy Storage System

Intelligent Multi-Layer Battery Management System (BMS)

The integrated 3-level BMS architecture provides continuous monitoring of voltage, current, and temperature at the cell, pack, and system levels. By utilizing active balancing to maintain cell voltage deviation within ±25mV, the system maximizes usable capacity and extends the overall pack lifespan. This intelligent management framework ensures comprehensive safety protection against overcharging, over-discharging, and thermal anomalies, maintaining industrial-grade reliability across all operating conditions.

CTECHI ESS30KW/65KWh Split-Type Commercial & Industrial BESS Solar Battery Energy Storage System

30kW Hybrid Inverter with Dual-Mode Operation

The system is equipped with a versatile 30kW hybrid inverter that supports both grid-connected and off-grid modes. It features a seamless switching capability with a transfer time of less than 20ms, ensuring that critical loads remain powered and protected during sudden grid interruptions or transitions to backup power.

CTECHI ESS30KW/65KWh Split-Type Commercial & Industrial BESS Solar Battery Energy Storage System

Versatile Application Scenarios

With its 30kW power rating and 65kWh capacity, this system is perfectly optimized for small commercial buildings such as convenience stores, pharmacies, and restaurants, as well as light industrial workshops and warehouses. It also serves as a robust power solution for telecom base stations and remote microgrids, while providing effective solar self-consumption optimization and load management for EV charging stations to help SMEs reduce energy costs and enhance power resilience.

Technical Data

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Model	ESS30KW/65KWH
Battery Configuration	16S
Standard Battery Pack	314Ah
Packs in Series	4
Nominal System Voltage	204.8V
System Capacity	64.3kWh
Cooling Method	Air-cooling
Cabinet Type	Cabinet-type design
Hybrid Inverter-J	30KW

Our Gallery

Our products are adaptable to various scenarios, and we provide one-on-one remote assistance for seamless on-site installation.

CTECHI ESS30KW/65KWh Split-Type Commercial & Industrial BESS Solar Battery Energy Storage System

CTECHI ESS30KW/65KWh Split-Type Commercial & Industrial BESS Solar Battery Energy Storage System

CTECHI ESS30KW/65KWh Split-Type Commercial & Industrial BESS Solar Battery Energy Storage System

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CTECHI Battery Provides One-Stop Battery Solutions

CTECHi a global energy storage expert with 21 years of battery industry experience, specializes in customized, high-performance, cost-effective battery solutions and full-service support.

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+86 075582581455

info@ctechi.com.cn

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