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Key Business
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Data Center Solutions
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Power & Electrical Facilities
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ICT Infrastructure
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Defense Industry
Power &UPS LFP Battery Switchgear &
Electrical Facilities
Distribution Board ESS & Solar PV Systems Electrical Contracting -
EN
Business Areas
Power & Electrical Facilities
We prioritize reliable power supply and enhance customer value through strict safety standards and high-quality solutions.
ESS · Solar PV Sytems
Residential Energy Storage System (ESS)
The residential energy storage system is an advanced all-in-one storage solution that provides safe, smart, and highly efficient performance for residential applications. This solution features an integrated CATL battery module with a built-in inverter, offering low maintenance costs and easy installation.
Safety
- Equipped with CATL LFP battery
- Stable and reliable product
- Provides triple protection at module, pack, and system levels
Adaptability
- Supports unbalanced output adaptability
- Supports diesel generator control (DI/DO) when using three-phase all-in-one energy storage systems E8KT/E10KT/E12KT
Convenience
- Convenience and efficiency: The modular design enables plug-and-play functionality.
- Provides mobile app monitoring.
Convenience and efficiency
- Supports up to 200% oversized solar PV capacity.
- Provides a hybrid system with both on-grid and off-grid operation.
ESS · Solar PV Systems
Commercial and Industrial Energy
Storage Solutions
We provide smart commercial and industrial energy solutions that enable EPCs, developers, and business owners to maximize their solar resources. Our integrated battery solutions ensure safe energy storage and efficient power output management.
Safe and reliable
The outdoor all-in-one ESS cabinet is equipped with a CATL LFP battery solution, enabling safe energy storage and efficient power output management. It features a dual fire suppression system and a 1+1 redundancy design, further enhancing safety and reliability.
Simple and easy to use
The commercial energy storage solution is pre-installed at the factory for easy on-site installation. The integrated BMS/EMS, suitable for various applications, enables simple operation and cloud-based control.
Cost-effective and efficient
This solution offers a range of powerful features, including reduced capital costs, scalable expansion on demand, high efficiency, and an energy-saving HVAC design. It also supports both on-grid and off-grid operation, enabling flexible power management.
Flexible and secure use
The high-efficiency CATL battery storage system temporarily stores solar energy and makes it available when needed, helping to reduce costly peak loads.
ESS · Solar PV systems
Utility Solar Solutions
We provide highly integrated solutions for large-scale, centralized solar power plants. The typical installed capacity of this solar system exceeds 5 MW, and it can be connected to the MV utility grid via a step-up transformer.
Highly integrated solution
A highly integrated solution for centralized solar power plants.
Low-cost investment
It reduces system investment costs through an integrated container inverter.
High reliability
It delivers high reliability, ensuring over 99% availability over 25 years.
Easy installation
It is easy to install and maintain, with low operation and maintenance costs.
SVG Function
It provides an SVG function capable of rapid response for reactive power control.
Low-cost investment
It delivers high power yield with low-cost investment and low power consumption.
ESS · Solar PV systems
Commercial Solar Solutions
We provide smart solar solutions that enable customers to utilize rooftop spaces effectively. Solar power systems are installed on the rooftops of public buildings such as factories, shopping malls, schools, train stations, and airports. The installed capacity varies depending on the available rooftop area.
Diversity
It can be widely applied to rooftops used for commercial purposes.
High DC/AC ratio
It delivers up to 110% AC output overload capability with a high DC/AC ratio of up to 1.3.
SVG Function
It provides an SVG function capable of rapid response for reactive power control.
Low-cost investment
It delivers high power yield with low investment cost and low power consumption.
ESS · Solar PV Systems
Residential Solar Solutions
We provide self-generation solar solutions that enable residential power supply. This solar system has an installed capacity of 1 kW to 5 kW and is connected to the 220 Vac public power grid.
1kW~5kW system
We provide a 1 kW–5 kW rooftop system for residential applications, enabling homeowners to supply their own electricity.
Low noise
Its low noise level allows the system to be used at home in a peaceful and comfortable environment.
Compact size
It features a compact size for easy installation and is equipped with a user-friendly system for simple operation.
GPRS or Wi-Fi
It can be monitored in real time via an app or website through GPRS or Wi-Fi.
E-HWA ELECOMM Co., Ltd. | CEO Lee Jeong-sang
Address 1061-55 Hoean-daero, Gwangju-si, Gyeonggi-do, Rep. of Korea
Tel +82-31-798-9800-3 | Fax +82-31-798-9804
Email ehwaelecomm@daum.net
E-HWA ELECOMM Co., Ltd. | CEO Lee Jeong-sang
Address 1061-55 Hoean-daero, Gwangju-si, Gyeonggi-do, Rep. of Korea
Tel +82-31-798-9800-3
Fax +82-31-798-9804
Email ehwaelecomm@daum.net
About Us
Company Overview
Vision
History
Organization
Location
Sustainability Management
Integrity Management
Internal Reporting Center
ESG
About Us
Company Overview
Vision
History
Organization
Location
Sustainability Management
Integrity Management
Internal Reporting Center
ESG
© 2026. E-HWA ELECOMM Co., Ltd. All Rights Reserved.
