C&I ESS

Energy Storage Systems for Africa

Eleqtra Energy designs safe, reliable and intelligent energy storage systems based on the actual needs of African customers, enabling them to achieve true business continuity and cost control.

C&I ESS

Business Continuity and Cost Control

Commercial & Retail
Manufacturing Facilities
Hotels, Hospitals, Data Rooms
Industrial Parks
Cold Chain & Logistics
Fuel Stations
Mining

CLIENT-SIDE

* Grid-connection
* Islanding protection only
* No PV

All-in-One Energy Storage System
BESS-T 125-271 / BESS-T 105-271

Distributed System
UP-S（PCS950-125KCBM/PCS950-105KCBM）+Battery Cluster

Max. 5 units paralleled

Overview

Client-side energy storage systems are the core platform enabling users to transition from “energy consumers” to “energy prosumers.” Their core value lies in generating threefold benefits: economic benefits, achieved by significantly reducing electricity costs through “peak shaving, valley filling” and demand management; market benefits, realized by participating in electricity trading and demand response through intelligent dispatch, converting flexible regulation capabilities into additional revenue; and system benefits, particularly through flexible adaptation to existing and new distributed photovoltaic systems via AC coupling, enabling efficient photovoltaic-storage synergy and intelligent management, thereby comprehensively enhancing energy reliability and autonomy.

This system transforms users from passive electricity consumers into active energy managers, truly achieving controllable electricity costs, reliable power supply security, and predictable energy revenue.

Application Products

PV-ESS All-in-One System

* VPP * Self-consumption
* Off-grid operation (black start)

All-in-One Energy Storage System
BESS-T 125-271-120W / BESS-T 105-271-120W

Distributed System
MPPT-12+UPS-V（PCS950-125KCBM/PCS950-105KCBM）+Battery Cluster

Max. 5 units paralleled

Overview

This system adopts a DC-coupling architecture and anti-backflow design, integrating energy management system (EMS), bidirectional inversion, MPPT PV control, and a high-precision Battery Management System (BMS). It is equipped with long-cycle LFP batteries to form an integrated energy storage unit.

The system executes the intelligent energy scheduling strategy on a 24-hour cycle: solar power is prioritized for on-site consumption, with surplus energy stored. During insufficient sunlight or high electricity prices, the battery discharges to support the load, achieving “self-generation and self-consumption, surplus storage.”

Additionally, the system features virtual power plant (VPP) node functionality, enabling remote response to grid dispatch and participation in services such as peak shaving demand response. In the event of grid anomalies, it can switch to off-grid mode to ensure local power supply.

Through the coordinated operation of generation, storage, consumption, and grid interaction, the system ultimately delivers 3 core values: improved energy economics, enhanced power reliability, and support for grid stability—providing users with an efficient, flexible, and resilient green energy solution.

PV-ESS-Charging All-in-One System

* VPP * Modular Integration
* Renewable energy consumption

All-in-One Energy Storage System
BESS-T 125-271-120W / BESS-T 105-271-120W
AC-DC Charging pile

Overview

This system is an integrated ” PV-ESS-Charging ” smart energy station that deeply integrates PVpower generation, energy storage, and intelligent charging. Its core lies in the dynamic coordination and optimized dispatch of these 3 components through a smart Energy Management System (EMS). It utilizes PV generation for local consumption of green electricity, relies on the energy storage system for “peak shaving” as well as grid interaction, effectively mitigates charging load fluctuations, and enhances grid regulation capabilities and energy utilization efficiency.

The system not only reduces charging costs and carbon emissions but also functions as a grid-friendly node with the potential to participate in demand response and Virtual Power Plant (VPP) operations. It serves as a key infrastructure solution supporting the large-scale development of electric vehicles in scenarios with a high penetration of renewable energy

Application Products

ESS-Diesel System

* Reduced fuel consumption
* Load balancing
* Stable power output

All-in-One Energy Storage System

BESS-G 125-271

Max. 5 units paralleled

Overview

Introducing energy storage systems into scenarios powered solely by generator sets (typically diesel or gas generators) can fundamentally change their operating mode, upgrading them from a single backup power source to an efficient, intelligent, and integrated power supply system. Generator sets operate most fuel-efficiently at high load level, while low loads result in high fuel consumption and accelerated wear. Energy storage systems can charge during periods of low load and discharge during peak loads, thus “smoothing” the load curve and allowing the generator sets to operate stably in the efficient and economical range for extended periods, significantly reducing fuel consumption and maintenance costs. Simultaneously, energy storage can handle instantaneous peak loads, reducing the peak power requirements of the generator sets and allowing for the selection of smaller, lower-cost units, thus reducing initial investment. Generator sets require several seconds to respond to sudden load increases (such as the start-up of large motors), which can lead to voltage drops. Energy storage systems can respond instantaneously, providing short-term high-power support to ensure stable voltage and frequency, preventing sensitive equipment from shutting down due to power quality issues. Furthermore, energy storage can serve as a backup power source in case of generator set failure, during maintenance, or for nighttime power needs.

Application Products

PV-ESS-Diesel On/Off-Grid All-in-One System

*Triple-layer protection
* Intelligent dispatching
* Black start * Off-grid independent Operation (STS)

All-in-One Energy Storage System
BESS 30-72-75 / BESS 60-126-75 / BESS 100-217-120 / BESS 125-271-240

Max. 5 units paralleled

Overview

The PV-ESS-Diesel All-in-One System is a highly integrated smart energy solution that deeply combines PV power, energy storage, diesel generator backup, and smart grid interaction capabilities. Through the integration of hardware (including energy storage batteries, PCS, MPPT, and STS) and intelligent energy management software, the system enables dual operational modes: “on-grid for energy savings and off-grid for backup power.”

It establishes a 3-tier power supply structure prioritizing solar energy, buffered by storage, and backed up by diesel generation. In the event of grid anomalies, the system achieves seamless transition to off-grid microgrid operation within 10 milliseconds, ensuring zero-interruption power supply for critical loads, making it especially suitable for scenarios with extremely high requirements for power continuity. When connected to the grid, the system prioritizes solar power, uses stored energy to shave peak loads, and keeps the diesel generator as a last-resort backup, enhancing efficiency and cutting costs.

When operating independently off-grid, it intelligently coordinates solar generation, battery storage, and the diesel generator to optimally distribute energy, significantly saving fuel and reducing operational expenses.

The system supports 3 modes: on-grid, off-grid, and seamless switching, enabling participation in grid interactions or operation as an independent microgrid. This significantly enhances energy autonomy and disaster resilience. Its integrated design greatly simplifies installation and commissioning, reduces coordination costs and operational complexity, making it uitable for various scenarios such as remote areas, base stations, factories, and islands.

PV-ESS-Diesel On/Off-Grid System

* PV + ESS + DG hybrid system
* Off-grid independent Operation (STS)
* Black start

Distributed System

UPV-S Three Phase Solar+Storage Hybrid Inverters+Energon Series Outdoor Energy Storage Battery Cabinet

Max. 5 units paralleled

Overview

The Large-Scale PV-ESS-Diesel On/Off-Grid System is specifically designed for industrial facilities, parks, and major off-grid applications. By integrating high-capacity Power Conversion Systems (PCS), battery energy storage systems, and automated diesel generator sets, it establishes a comprehensive energy base equipped with grid-level regulation capabilities and highly reliable island operation.

The system features millisecond-level on/off-grid switching, capable of independently forming a large-scale, stable microgrid to ensure zero interruption to critical production loads. Through intelligent dispatch, it achieves coordinated optimization of solar, storage, and diesel generation. When connected to the grid, it participates in demand management and peak-valley arbitrage; when off-grid, it minimizes diesel generator runtime, significantly reducing the total lifecycle energy cost. It can function both as a Virtual Power Plant (VPP) unit to support grid frequency and peak regulation, and achieve long-term energy self-sufficiency during grid outages or in remote areas, thereby enhancing users’ strategic energy supply security.

This system represents an advanced form of medium-to-large-scale distributed energy systems, offering highenergy-consumption users under the “Dual Carbon” goals a reliable pathway that combines decarbonization, supply security, and cost reduction.

Application Products

PV-ESS-Diesel On-Line System

* Online UPS * 0 ms transfer time
* Green energy priority

All-in-One Energy Storage System

BESS-L 125D-271-120

Max. 5 units paralleled

Overview

The PV-ESS-Diesel On-Line System solution is a zero-interruption smart energy system designed for scenarios with extremely high demands on power supply continuity (such as precision manufacturing, critical medical departments, and core communication center). Its core innovation lies in its “online” structure, where PV and energy storage systems operate continuously as the primary power source, while the grid and diesel generators serve as backup power. Through real-time control of the power electronic conversion system, it achieves true zerouninterrupted switching during grid fluctuations, momentary outages, or failures, completely eliminating the risk of power interruptions. The “online” design physically eliminates switching time; regardless of any disturbances in the external power grid, the voltage and frequency on the load side remain stable, providing the highest level of protection for critical equipment, like a “power safe box”. The system prioritizes solar and energy storage as the primary power sources, maximizing the utilization of green electricity and achieving peak shaving and valley filling. The diesel generator is used only as a backup, significantly reducing its operating time and fuel consumption, thus ensuring reliability while substantially lowering energy costs and carbon emissions. The pv-ess-diesel on-line system redefines the power supply standards for critical loads, upgrading the traditional “backup power” concept to an active energy assurance system that is “permanently online and always stable.” It is a high-end energy option that perfectly combines high reliability, high economic efficiency, and high sustainability.

Application Products

PV-ESS-Diesel Microgrid System

* Self-consumption
* Off-grid independent operation

All-in-One Energy Storage System

BESS-M 50-126-75 / BESS-M 60-217-75 / BESS-M 125-271-240（120）

Distributed System

UPV-S Three Phase Solar+Storage Hybrid Inverters+Energon Series Outdoor Energy Storage Battery Cabinet

Max. 5 units paralleled

Overview

In off-grid scenarios without a city power, the PV-ESS-Diesel microgrid System plays a core role as an “autonomous, reliable, and efficient lifeline energy system.” Solar power is prioritized for supply, energy storage provides real-time frequency and voltage regulation and power smoothing, and the diesel generator acts as a stable backup, forming a tiered “solar + battery + diesel generator” guarantee system to ensure the long-term stable operation of the microgrid. Through an intelligent energy management system (EMS), solar power generation is prioritized, energy storage implements “daytime storage and nighttime release,” minimizing diesel generator startup time, reducing fuel dependence, and lowering transportation and maintenance costs. The energy storage system can handle short-term load fluctuations, allowing the diesel generator to operate in an efficient and stable range for extended periods, improving fuel efficiency, extending equipment lifespan, and reducing maintenance frequency. The energy storage system can instantly balance load fluctuations, suppressing frequency and voltage oscillations caused by equipment startup and shutdown and renewable energy fluctuations, providing grid-like stable power quality. Through multi-energy complementarity and intelligent control, the system can cope with challenges such as extreme weather and sudden load changes, ensuring uninterrupted operation of critical loads. It upgrades the traditional single-diesel power generation model to a “smart, collaborative, and multi-energy complementary” microgrid system, achieving breakthroughs in reliability, economics, and environmental protection. It is the ultimate solution for achieving modern and reliable power supply in off-grid areas, and a key energy infrastructure for promoting development, improving livelihoods, and protecting the ecological environment in remote areas.