Factory Direct · OEM/ODM Ready · Global Shipping
Integrated Energy Storage
& EV Charging Products
Reliable power infrastructure for residential, commercial, and mobility applications. Comprehensive battery energy storage and EV charging solutions designed for global energy partners, EPC contractors, and system integrators.
Residential Energy Storage
Commercial & Industrial ESS
EV Charging Infrastructure
15 GWh Capacity
Industrial-Grade Manufacturing
7 manufacturing parks · 4 R&D centers · 300+ engineers
800+
Global Projects Delivered
30+
Countries Served
IEC 62619 Certified
CE / UL Listed
24h Response Guarantee
OEM / ODM Ready
Factory Direct — No Middlemen
Market Insight
The Global Transition Toward
Intelligent Energy Systems
The energy industry is undergoing rapid transformation driven by electrification, renewable integration, and increasing demand for reliable power infrastructure. Energy storage and intelligent charging systems are becoming essential components of every modern energy ecosystem.
Rapid Renewable Energy Adoption
Solar and wind capacity is expanding at record pace globally, creating urgent demand for grid-scale and distributed storage solutions to manage intermittency.
Rising Electricity Costs & Demand Charges
Industrial and commercial operators face increasing pressure from peak tariffs and demand charges, making energy storage ROI-positive in more markets every year.
Grid Instability & Power Reliability Challenges
From load-shedding in Africa to hurricane-related outages in the Americas, grid unreliability is accelerating storage adoption across every market segment.
Electrification of Transportation
EV adoption is accelerating globally, driving massive demand for smart charging infrastructure and grid-integrated storage to balance EV load without costly grid upgrades.
Rising Demand for Energy Independence
Homeowners and businesses increasingly prioritize self-sufficiency, driving residential storage adoption in high-tariff and high-outage markets worldwide.
$546B
Global Energy Storage Market by 2035
The battery energy storage market is forecast to grow at 22% CAGR through 2035, driven by renewable integration, electrification, and grid modernization across all regions.
28%
Residential ESS Growth CAGR
Home battery adoption accelerating in high-tariff markets globally
$140B
EV Charging Market by 2030
Public and commercial charging infrastructure investment surging worldwide
40%
C&I Cost Reduction Potential
Peak shaving ESS delivering verified ROI for commercial operators
150+
Countries with Storage Policy
Government incentive programs accelerating storage deployment globally
Product Portfolio
Our Core Product Lines
We provide a comprehensive range of energy storage and EV charging products tailored for diverse applications — from home energy independence to utility-scale infrastructure.
Residential
Residential Battery Systems
Reliable home energy storage solutions for backup power, solar self-consumption, and energy independence. Wall-mounted, stackable, and all-in-one LFP systems designed for global solar distributors and installers.
Capacity range: 5–20 kWh per unit
LFP chemistry — 6,000+ cycle life
Multi-inverter BMS compatible
10-year product warranty
Commercial & Industrial
Commercial & Industrial Energy Storage
Advanced ESS solutions designed for peak shaving, backup power, and microgrid applications. Cabinet, containerized, high-voltage, and all-in-one systems for EPC contractors and energy partners globally.
Capacity range: 215 kWh – MW scale
Liquid-cooling thermal management
Integrated BMS + EMS platform
Automated smart production lines
EV Charging
EV Charging Solutions
Smart AC and DC charging infrastructure for commercial operators, fleet managers, and public mobility applications. Full flexible power distribution technology for cost-efficient large-scale charging deployment.
Range: 7 kW AC to 360 kW DC
OCPP 1.6 / 2.0 compliant
Full flexible power distribution
50,000 units annual production
Manufacturing Scale
Industrial-Scale Manufacturing &
Global Delivery Capability
Our manufacturing and engineering ecosystem supports large-scale global deployment of energy storage and charging solutions — ensuring reliable supply, stable quality, and long-term partnership capability.
15 GWh
Annual ESS Production Capacity
Fully automated smart lines. 1 PACK assembled every 3 minutes. 16 PPM beat rate ensures reliable, on-time delivery at scale.
50,000
EV Chargers Produced Per Year
Full-spectrum AC/DC production across multiple product lines supporting flexible power distribution technology.
≥99.5%
Production Pass Rate
6-level process testing. IPG laser welding inspection. CDD double detection. Every unit documented and traceable.
Smart Manufacturing
Fully Automated Smart Production
Multi-functional lines compatible with 1P48S, 1P50S, 1P52S and other battery configurations — requiring only 2 maintenance staff.
Engineering Strength Behind Every Product
RUEN SOLAR controls the entire supply chain from cell procurement through finished system commissioning — giving our partners unmatched quality consistency and delivery reliability.
4 Advanced R&D Centers
Deep expertise in BMS, EMS, PCS, battery PACK technology, CTP assembly, thermal management, and liquid-cooling simulation.
300+ Engineering Experts
Core R&D team with decades of experience across BESS, EV charging, battery swapping, power equipment, and energy management systems.
400+ Intellectual Property Assets
Extensive patent portfolio covering BMS algorithms, thermal management, EV charging architecture, and cloud EMS platform systems.
20+ Countries Deployed
800+ projects across Africa, Europe, Asia-Pacific, Middle East, and the Americas — with 20+ after-sales service centers for ongoing support.
Shenzhen
30,000 m²
Nanchang
50,000 m²
Guiyang
20,000 m²
Shaoguan
79,000 m²
Yancheng
120,000 m²
Nanyang
20,000 m²
Ji'an
72,000 m²
Industry Intelligence
Expert Insights & Market Analysis
Stay ahead with technical guides, market intelligence, and application insights from our engineering and product teams — designed to help you win more projects.
Technical Guide
C&I Energy Storage
The Complete Guide to Commercial Peak Shaving with Battery ESS
How to calculate demand charge savings, correctly size your battery system, and build a compelling ROI case for commercial clients across different utility tariff structures.
Read Guide
Battery Technology
LFP vs NMC: Choosing the Right Chemistry for Your Application
Safety, cycle life, energy density, and cost — a practical framework for specifying the right battery chemistry for residential, C&I, and EV charging projects.
Read Article
EV Infrastructure
Planning Commercial EV Charging Deployments: A Practical Checklist
Site assessment, power capacity planning, OCPP integration, and revenue model design for commercial EV charging operators and property developers.
Read Article
Microgrid & Off-Grid
Designing Reliable Microgrids for Emerging Markets
Lessons from 100+ microgrid deployments in Africa, Southeast Asia, and the Middle East — sizing, hybrid configuration, and O&M best practices.
Read Article
3–5yr
Typical Payback Period
For residential storage in high-tariff markets with rooftop solar
40%
Demand Charge Reduction
Average peak shaving savings for C&I ESS deployments
6,000+
LFP Cycle Life
15+ years of reliable service under typical operating conditions
99.2%
System Uptime
Average operational availability across all deployed RUEN systems
Engineering & Technology
Technology Strength at the
Core of Every Product
Our products are not assembled — they are engineered. With 4 dedicated R&D centers and 300+ specialists, RUEN SOLAR builds technology that outperforms the market across every application.
Advanced Battery Management Systems (BMS)
Proprietary BMS firmware with cell-level balancing, SoH estimation, and multi-inverter protocol compatibility — developed in-house and field-validated across 800+ global deployments.
Intelligent Energy Management Systems (EMS)
Cloud-edge EMS platform enables real-time energy dispatch optimization, predictive maintenance, and carbon reporting — reducing O&M costs and maximizing ROI over the full asset lifetime.
Liquid-Cooling & Thermal Management
CTP (Cell-to-Pack) assembly with precision thermal simulation and liquid-cooling channels. Maintains optimal operating temperature in extreme climates from -20°C to +55°C ambient.
Full Flexible Power Distribution (EV)
Proprietary charging architecture enables dynamic power allocation across multiple EV chargers without grid upgrades — critical cost advantage for fleet and commercial operators at scale.
Smart Manufacturing & 6-Level QA
IQC → IPG laser welding → CDD double-detection → module EOL testing → system commissioning. Every unit documented. ≥99.5% pass rate — sample quality equals bulk quality, guaranteed.
R&D Excellence
4 Advanced R&D Centers
300+ specialists in BMS, EMS, PCS, thermal management, and smart manufacturing automation
400+
Intellectual Property Assets & Patents
IEC 62619
Safety — Stationary Battery Storage
CE / UL 9540
EU & US Market Compliance
ISO 9001
Quality Management System
UN 38.3
Transport Safety Certification
Why Our Systems Stand Out
Built Different — Designed to Win
Our solutions are designed with a strong focus on reliability, scalability, and integration flexibility. Here's what makes RUEN SOLAR systems consistently outperform alternatives in the field.
"
RUEN's system-level engineering means we arrive on site with products that work together — the BMS, inverter, and EMS are pre-validated. That alone saves our team weeks of commissioning time.
01
System-Level Design Philosophy
Every product is engineered as part of an integrated energy system — BMS, EMS, PCS, and thermal management are co-designed, not assembled from separate vendors. The result: faster commissioning and fewer field failures.
Multi-inverter BMS compatibility pre-verified
02
Modular Scalability Architecture
From 5 kWh residential to multi-MW container scale, our product architecture scales seamlessly. Partners can standardize on one supplier across all project types — reducing procurement complexity and cost.
5 kWh to MW+ from one partner
03
Long Lifecycle Battery Performance
Our LFP chemistry delivers 6,000+ charge cycles — equivalent to 15+ years of daily operation. Combined with our 10-year warranty and traceable QC records, we back long-term performance with real accountability.
6,000+ cycles · 10-year warranty
04
Integrated Energy Ecosystem Capability
RUEN SOLAR is one of very few manufacturers offering storage + EV charging + intelligent EMS from a single source. This integration advantage delivers better system economics and a simpler supply chain for our partners.
ESS + EV Charging + EMS integrated
05
High Compatibility with Energy Components
Pre-validated compatibility with major inverter brands — Growatt, Deye, SolarEdge, Victron, and more. Our BMS protocols are tested and documented before products ship, eliminating compatibility surprises on site.
10+ major inverter brands validated
Capability
RUEN SOLAR
Trading Companies
Generic Manufacturers
Direct Factory Manufacturing
✓ 7 parks, 15 GWh
✗ Resellers
~ Varies
System-Level BMS + EMS R&D
✓ 4 R&D centers
✗ None
✗ Outsourced
Traceable QC — Every Unit
✓ 100% documented
✗ None
~ Partial
ESS + EV Charging + EMS
✓ Integrated system
✗ Single product
~ Partial
Multi-Inverter Compatibility
✓ 10+ brands verified
~ Limited
~ 1–2 brands
OEM / ODM Customization
✓ Full custom
~ Relabeling only
~ Limited
Applications
Powering Every Energy Scenario
From urban rooftops to remote microgrids, our products are deployed across the full spectrum of modern energy applications. Explore where RUEN systems deliver results.
Residential
Home Energy Independence
Solar self-consumption, backup power, and off-grid capability for modern households seeking energy independence and reduced utility bills.
Commercial
Commercial Peak Shaving
Up to 40% demand charge reduction for office buildings, retail, hotels, and commercial facilities with high peak tariff exposure.
EV Mobility
EV Charging Hubs
Fleet charging stations, public networks, and commercial EV infrastructure with flexible power management and smart billing.
Microgrid
Microgrid & Off-Grid Systems
Standalone and hybrid microgrid solutions for remote communities, islands, mining sites, and rural electrification.
Industrial
Industrial Power Reliability
Containerized ESS for factories, data centers, and logistics hubs requiring continuous, uninterruptible power and load stability.
Renewable Integration
Solar + Storage Integration
Grid-side and behind-the-meter storage for renewable energy firming, frequency regulation, and solar curtailment reduction.
System Integration
Integrated Energy Infrastructure
Beyond Standalone Products
RUEN SOLAR is one of very few manufacturers offering storage, EV charging, and intelligent EMS as an integrated system — enabling superior performance and a simpler supply chain for our partners.
Solar + ESS
Solar + Energy Storage Integration
Co-engineered solar and ESS systems with pre-validated BMS-inverter compatibility. Maximize self-consumption, reduce grid dependency, and accelerate project payback timelines.
Pre-validated inverter compatibility
Up to 95% solar self-consumption
Seamless hybrid system commissioning
ESS + EV Charging
Storage + EV Charging Systems
Integrated ESS and EV charging infrastructure using our Full Flexible Power Distribution technology — enabling fast charging at sites without grid upgrades, dramatically reducing infrastructure capital cost.
No grid upgrade required
Dynamic power allocation across chargers
Single supplier — simplified procurement
Intelligent EMS
Cloud EMS & Energy Intelligence
Our proprietary cloud-edge energy management platform unifies control across storage and charging assets — delivering AI-driven dispatch, predictive maintenance, and real-time carbon reporting from one dashboard.
Real-time remote monitoring
AI-optimized energy dispatch
Carbon & sustainability reporting
Complete Energy System Architecture
Solar PV
Energy Generation
RUEN ESS
Energy Storage
Cloud EMS
Intelligent Control
EV Charging
Power Delivery
Loads / Grid
Energy Consumption
Business Value & ROI
Measurable Results.
Proven in the Field.
Our energy infrastructure solutions deliver quantifiable economic and operational benefits — validated across 800+ real-world deployments in 30+ countries.
40%
Peak Demand Reduction
Average demand charge savings for C&I ESS deployments with smart peak shaving strategy
60%
Electricity Bill Reduction
Potential electricity cost savings for residential solar + storage systems in high-tariff markets
3–5yr
Typical Payback Period
Average project payback across residential and commercial deployments globally
99.2%
System Uptime
Fleet-wide operational availability across all RUEN deployed systems with cloud EMS monitoring
Electricity Cost Optimization
Peak shaving, time-of-use arbitrage, and demand charge avoidance combine to deliver verified electricity cost savings of 25–60% depending on tariff structure and system configuration.
Grid Upgrade Avoidance
Our ESS + EV charging integration eliminates the need for costly grid infrastructure upgrades at commercial charging sites — saving $50K–$500K+ in typical deployment scenarios.
Power Reliability & Business Continuity
Automated grid failover in <20ms protects revenue-critical operations from power disruptions. Verified uptime of 99.2% across all deployed RUEN systems globally.
Remote Monitoring & Reduced O&M
Cloud EMS enables predictive maintenance and remote diagnostics — reducing on-site O&M visits by up to 70% and extending system life through proactive cell health management.
New Revenue Streams
EV charging hub operators can generate EV charging revenue, grid ancillary service income, and carbon credit monetization — creating multiple income streams from a single infrastructure investment.
Carbon Footprint Reduction
Integrated ESS and renewable systems reduce carbon emissions measurably. Our EMS provides automated carbon tracking and reporting for ESG compliance and sustainability goals.
🇦🇺 Sydney, Australia
Commercial Building Peak Shaving
System: 500 kWh Cabinet ESS
Result: 40% peak demand reduction
Payback: < 4 years
🇿🇦 Cape Town, South Africa
Residential Solar + Storage Estate
System: 200+ units, 10 kWh each
Result: Load-shedding eliminated
Grid independence: 78% avg
🇳🇬 Lagos, Nigeria
Industrial Microgrid Diesel Replacement
System: 1 MWh Containerized ESS
Result: 60% diesel cost reduction
Payback: 2.8 years
Global Track Record
Proven Deployments &
Trusted Partnerships Worldwide
Our products and systems have been deployed across residential, commercial, industrial, and mobility sectors on every major continent — trusted by the most demanding energy operators.
800+
Projects Completed
Across residential, C&I, and infrastructure sectors
30+
Countries Served
Active deployments on 5 continents
500 MWh
Total Capacity Deployed
Battery energy storage in operation globally
20+
Service Centers
After-sales and technical support worldwide
Who We Serve
EPC Contractors & System Integrators
Delivering full system packages with pre-validated BMS-inverter compatibility for faster project commissioning
Distributors & Energy Resellers
Supporting regional distribution with competitive pricing, OEM options, and dedicated technical pre-sales support
Energy Developers & Asset Owners
Long-term supply agreements and lifecycle support for portfolio-scale renewable and storage assets
EV Charging Network Operators
Integrated charging + storage systems designed for commercial fleet depots, public networks, and destination charging
Property Developers & Utilities
Residential community storage programs and utility-scale deployment with customized system specifications
Recent Project Highlights
🇦🇺
Sydney Commercial Building — 500 kWh
Cabinet ESS · Peak shaving · 40% demand reduction
C&I ESS · Australia
🇿🇦
Cape Town Estate — 200+ Residential Units
10 kWh wall-mount LFP · Solar + storage · Load-shedding solution
Residential · South Africa
🇩🇪
Bavaria Industrial Park — 2 MWh
Containerized ESS · Demand management · Grid ancillary services
Industrial · Germany
🇳🇬
Lagos Industrial Microgrid — 1 MWh
Hybrid diesel-solar-storage · 60% diesel reduction
Microgrid · Nigeria
🇸🇬
Southeast Asia Fleet Charging Hub
120 kW DC fast chargers + ESS buffer · 50-vehicle fleet
EV Charging · SEA Region
South Africa
Australia
Germany
Nigeria
Southeast Asia
Middle East
United Kingdom
India
Brazil
Italy
+ 20 More Countries
Quality & Certification
Safety, Standards & Quality Assurance
Every RUEN SOLAR product meets rigorous international safety and performance standards — ensuring our partners can deploy with confidence in any market.
IEC 62619
Safety — Stationary Battery Storage Systems
CE Mark
European Union Market Conformity
UL 9540
Energy Storage Systems (US Market)
UN 38.3
Battery Transport Safety Certification
ISO 9001
Quality Management System
MSDS
Material Safety Data Sheet
Our 6-Level Quality Control Process — Every Unit, Every Batch
01
IQC Incoming
Cell material incoming quality control
02
Cell Self-Detection
OCV & internal resistance screening
03
IPG Laser Weld
Precision laser welding + CDD double inspection
04
Module EOL Test
100% capacity & performance verification
05
System Integration
BMS + inverter compatibility commissioning
06
Final Dispatch
QC documentation & traceable records issued
OEM / ODM Partner Program
"
RUEN's OEM program gave us a complete white-label product line in 8 weeks — with custom firmware, our brand packaging, and certified documentation ready for our market.
Flexible Partnership
Build Your Brand on Our
Manufacturing Backbone
We support multiple cooperation models designed for distributors, system integrators, and technology companies who want to bring market-ready energy products to their customers — without the complexity and capital of building their own manufacturing.
01
Private Label Branding
Your brand, logo, and packaging on our certified products. Minimum order from 20 units with full CE/IEC documentation and traceable QC records included.
02
Custom BMS Firmware & Protocol
Proprietary BMS configuration, communication protocols (CAN/Modbus/RS485), and UI branding customized to your inverter ecosystem and platform requirements.
03
Enclosure & Hardware Design
Custom mechanical design, color finishes, enclosure dimensions, and mounting configurations for residential, C&I, or mobile applications.
04
Engineering Collaboration & Co-development
Joint product development with our R&D team for partners requiring unique specifications — from custom cell chemistry to proprietary thermal management configurations.
05
Long-Term Supply Agreements
Preferential pricing, production capacity reservation, and priority allocation for partners committing to annual volume targets — with dedicated account management.
Engineering Resources
Technical Documentation & Downloads
Access professional engineering materials to support your project planning, system specification, and client presentations.
PDF Catalog
Complete RUEN SOLAR Product Catalog 2025
Full product range, specifications, and pricing guide for all ESS and EV charging product lines.
Download Free
Technical Guide
ESS Selection & Sizing Guide for EPC Contractors
System sizing methodology, capacity calculation tools, and inverter compatibility matrix for commercial projects.
Download Free
ROI Tool
Energy Storage ROI Calculator — C&I & Residential
Calculate project payback, demand charge savings, and NPV for your specific tariff structure and usage profile.
Download Free
Capability Deck
OEM & ODM Manufacturing Capability Presentation
Full OEM program overview, customization options, MOQ requirements, and lead time reference for partnership evaluation.
Download Free
Stay updated with the latest technical resources
New product specs, application guides, and market reports delivered to your inbox
FAQ
Frequently Asked Questions
Answers to the most common questions our partners ask before starting a project with RUEN SOLAR.
What is the minimum order quantity (MOQ) for RUEN SOLAR products?
MOQ varies by product type. For residential battery systems, the minimum is typically 10–20 units per order. For C&I ESS cabinet and container systems, MOQ is 1 unit for standard configurations. For EV chargers, MOQ starts at 5 units. OEM/private label orders have a minimum of 20 units. Contact our team for specific MOQ and pricing based on your project scope.
How long does it take to receive a quotation and technical proposal?
We commit to a 24-hour response guarantee for all inquiries. For standard product configurations, quotations including pricing, technical specs, and container loading plans are delivered within 1 business day. For custom OEM or complex multi-site system proposals requiring engineering review, our team delivers within 2–3 business days.
Are RUEN SOLAR batteries compatible with third-party inverters?
Yes. Our BMS systems are pre-validated for compatibility with 10+ major inverter brands including Growatt, Deye, SolarEdge, Victron, SMA, Sungrow, Huawei, and others. Compatibility is verified and documented before products ship. For less common inverter brands, our engineering team can verify compatibility or provide custom BMS protocol configuration as part of our OEM service.
What certifications do your products hold and which markets do they support?
Our products hold IEC 62619 (stationary storage safety), CE Mark (EU markets), UL 9540 (US market, project-based), UN 38.3 (transport safety), and ISO 9001 quality management. We actively support additional market-specific certifications — including Australian CEC approval, South African SANS compliance, and Middle East region certification — on a project basis.
What warranty and after-sales support do you offer?
All RUEN SOLAR battery systems carry a 10-year product warranty. After-sales support is provided through our 20+ global service centers and Cloud EMS remote monitoring platform. Our technical support team provides remote diagnostics, firmware updates, and on-site support coordination. For partners, we offer dedicated account management and priority technical response.
Can RUEN SOLAR provide OEM or private-label products for my brand?
Yes — OEM and ODM are core capabilities. We offer private label branding from 20 units, custom BMS firmware and communication protocols, custom enclosure design and color options, and co-development for unique technical specifications. Our OEM team has delivered white-label product lines for partners in Germany, Australia, Southeast Asia, and the Middle East. Typical OEM lead time is 8–12 weeks from specification confirmation.
What is the typical lead time for production and delivery?
Standard product lead times are 2–4 weeks for residential and small C&I systems with stock availability. For larger C&I or containerized ESS, lead time is typically 4–8 weeks from order confirmation. Ocean freight to major ports typically adds 2–5 weeks depending on destination. We provide container loading plans and export documentation with every shipment.
Have a question not covered here? Our engineering team is ready to help.
Talk to Our Engineers
Engineering Team Standing By — 24h Response
Start Your Energy Project
Today. With Confidence.
Whether you're planning a residential roll-out, a commercial peak-shaving project, or multi-site EV charging infrastructure — our engineering team delivers a complete proposal with ROI analysis within 24 hours.
24h Quote Guarantee
Free System Sizing
Factory-Direct Pricing
OEM / ODM Ready
10-Year Warranty
IEC / CE / UL Certified
No Middlemen
Talk to Our Engineers
Live technical consultation on system sizing, BMS compatibility, and integration questions — with an expert who understands your market.
Free pre-sales engineering consultation
Inverter BMS compatibility check
System sizing and spec support
Request a Project Proposal
Submit your project details and receive a complete proposal including specs, factory-direct pricing, and ROI analysis within 24 hours.
ROI & payback period analysis
Factory-direct pricing within 24h
Container loading & logistics plan
OEM / ODM Partnership
Build your own brand on world-class manufacturing. Custom firmware, enclosures, private labeling, and exclusive territory arrangements available.
Custom BMS firmware & protocols
Private label from 20 units
Ready in 8–12 weeks