FOR IMMEDIATE RELEASE
MECC, a professional manufacturer of prefabricated commercial and industrial energy storage solutions, is conducting comprehensive in-factory performance testing on its newly upgraded off-grid ESS system. The integrated solution combines a 30kW three-phase Deye hybrid inverter and a 112kWh preassembled outdoor battery cabinet, targeting decentralized off-grid and weak-grid commercial scenarios. With full factory pre-assembly, professional outdoor waterproof structure and intelligent temperature control systems, this plug-and-play energy storage package is engineered to replace traditional diesel-dependent power supply and deliver reliable, cost-saving clean power for remote global project sites.
Remote operational sites including rural farms, island resorts and isolated construction sites have long relied on diesel generators for continuous power supply. Diesel power generation features high fuel consumption, noisy operation, high maintenance costs and unstable power quality, bringing long-term operational burdens and carbon emission pressure to project owners. Traditional assembled solar storage systems require complicated on-site wiring, component matching and debugging, demanding professional technical support and extending project lead times. MECC's new preassembled 30kW/112kWh outdoor ESS solves these industry pain points through standardized factory integration, harsh-environment adaptability and solar-diesel hybrid power optimization, creating a practical renewable energy alternative for off-grid commercial applications.
Integrated System Configuration and Factory Pre-Testing
The newly tested energy storage system adopts a highly integrated all-in-one configuration, integrating core power conversion, energy storage and intelligent management modules before delivery. It is equipped with a premium 30kW three-phase Deye high-voltage hybrid inverter, a mature and widely verified power conversion device in the global new energy industry. Matched with a 112kWh high-capacity preassembled battery cabinet, the entire system completes assembly, wiring and systematic performance calibration in the factory, eliminating scattered on-site construction work.
Current in-factory testing covers full-load charge-discharge cycling, three-phase unbalanced load operation, temperature control response and off-grid switching stability. All testing procedures strictly follow international industrial standards to verify system reliability, efficiency and safety performance. After completing standardized factory inspection, the system can be directly delivered for on-site installation, realizing true plug-and-play deployment and greatly shortening the construction cycle of off-grid energy projects.
Core Product Advantages for Outdoor Off-Grid Deployment
Full Preassembled Plug-and-Play Design
Different from conventional split-type solar storage systems, this MECC ESS solution delivers a fully preassembled and pre-tested structure. Every functional module is well-matched and debugged in the factory, requiring only simple foundation placement and cable connection after arriving at the site. The streamlined deployment process reduces reliance on on-site professional technicians, cuts manual construction costs, and lowers technical barriers for global installers and EPC contractors.
Professional Outdoor Waterproof and Temperature Adaptability
Tailored for unattended outdoor operation, the ESS cabinet adopts an upgraded waterproof, dustproof and weather-resistant structure, adapting to complex outdoor environments such as coastal humidity, rural dust and variable temperature conditions. Equipped with an intelligent active temperature control system, the cabinet automatically adjusts internal heat dissipation and ventilation according to ambient temperature changes. It effectively prevents battery performance attenuation and equipment failure caused by extreme high or low temperatures, ensuring stable long-term operation in harsh off-grid scenarios.
High-Efficiency Three-Phase Hybrid Inverter Performance
The built-in 30kW three-phase Deye hybrid inverter supports stable three-phase power output and 100% unbalanced load operation, fully meeting the power demand of commercial and industrial equipment. It features high photovoltaic conversion efficiency and flexible energy scheduling functions, intelligently distributing solar power to on-site loads and battery charging. The ultra-fast off-grid switching capability ensures uninterrupted power supply during solar power fluctuations, guaranteeing continuous operation of core equipment in remote sites.
Typical Application Scenarios for Global Off-Grid Projects
This 30kW/112kWh integrated outdoor ESS is highly targeted for three major off-grid application scenarios. For agricultural farms and rural planting bases, the system supports stable power supply for irrigation equipment, breeding facilities and daily office loads, realizing self-sufficient solar power operation.
For island resorts and coastal tourist facilities, the waterproof and corrosion-resistant outdoor design adapts to high-humidity marine climates, providing reliable clean power for scenic operation and reducing dependence on expensive island diesel power. For remote construction sites and temporary engineering projects, the plug-and-play mobile energy storage solution replaces traditional bulky diesel generators, delivering quieter, greener and more stable power support for construction progress.
Significant Diesel Cost Reduction and Operational Value
The core market value of this system lies in effective diesel consumption reduction and long-term operational cost optimization. By maximizing solar energy harvesting and storage, the ESS system serves as the main power source during daytime, while the battery pack supplements power supply during nighttime and low-irradiation periods. Diesel generators are only used as emergency backup power, drastically cutting daily fuel consumption, fuel transportation costs and regular generator maintenance expenses.
In addition, the solar-storage hybrid system operates with lower noise and zero fuel emissions, improving on-site working and living environments while helping project owners meet local environmental protection and carbon reduction requirements. It delivers dual economic and green benefits for long-term off-grid operation projects.
Market Outlook
As global remote off-grid projects accelerate green energy transformation, preassembled, weather-resistant and cost-effective solar energy storage systems will become the mainstream replacement for traditional diesel power generation.
After completing round of in-factory testing and performance optimization, MECC's new 30kW/112kWh outdoor ESS will be officially launched for global market promotion, providing reliable and efficient customized energy storage solutions for global off-grid farms, island scenic spots and remote engineering projects.
About MECC
MECC is a professional supplier of preassembled outdoor energy storage systems and solar hybrid power solutions. Focusing on the R&D, factory testing and standardized production of plug-and-play ESS products for off-grid and weak-grid scenarios, the company helps global B2B partners simplify project deployment and realize low-cost green power replacement.
MECC 50KW 112KWH BESS Battery Energy Storage System
The MECC 50kw 112kWh Battery Energy Storage Cabinet is a high-capacity energy storage solution designed for industrial and commercial applications. Featuring 358V, 314Ah lithium iron phosphate (LiFePO4) battery, it ensures long-lasting, safe, and efficient energy storage.
High-efficiency 50kW/112kWh Industrial and Commercial Energy Storage System (C&I ESS). Features LiFePO4 battery, peak shaving, and smart EMS. Reduce operational costs and ensure power backup. Inquire for custom BESS solutions.
Designed with a compact footprint of less than 1.2 square meters, this 112kWh cabinet features a pre-integrated all-in-one design, reducing on-site installation time by 40% compared to modular rack systems.