Pioneering Renewable Energy Storage Since 2015

Shenzhen Ansar Energy Co., Ltd. is a professional manufacturer specializing in solar energy storage batteries and integrated renewable energy solutions for residential, commercial, and industrial applications. Established in 2015 and headquartered in Shenzhen, Guangdong Province, China, the company is committed to supporting the global transition toward sustainable energy through advanced battery storage technologies and intelligent power management systems.

With a modern manufacturing facility covering more than 18,000 square meters and a workforce of over 250 employees, Ansar Energy serves customers across international renewable energy markets. Our engineering teams invest continuously in R&D to advance energy efficiency, battery lifespan, and system intelligence โ€” delivering measurable value to every customer project.

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18,000+ mยฒ Factory Modern assembly & testing infrastructure
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250+ Professionals Skilled engineers & technicians
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In-House R&D Lab Continuous technology innovation
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Global Distribution Serving markets on 6 continents
Ansar Energy modern manufacturing facility interior
Ansar Energy battery pack assembly detail

The Competitive Advantages That Set Us Apart

Driven by innovation, sustainability, and customer-focused engineering, we deliver energy storage solutions that consistently exceed industry benchmarks for performance, safety, and reliability.

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Advanced Lithium Technology

We deploy proven LiFePO4 and NMC chemistries with intelligent BMS integration, delivering superior cycle life, thermal stability, and deep-discharge performance across all system types.

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Vertically Integrated Manufacturing

Our 18,000 mยฒ facility houses battery assembly, module integration, BMS production, and final system testing under one roof โ€” ensuring end-to-end quality control and faster delivery timelines.

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OEM & ODM Customization

We offer fully customized battery capacities, system configurations, branding solutions, and project-specific designs โ€” serving solar installers, energy developers, and system integrators worldwide.

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Rigorous Quality Assurance

Every product undergoes multi-stage inspection including cell grading, capacity testing, BMS calibration, insulation resistance testing, and IP-rated enclosure validation before shipment.

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Sustainability Commitment

We integrate eco-responsible sourcing, energy-efficient manufacturing processes, and lifecycle recyclability into every product design โ€” supporting our customers' ESG and carbon-neutral goals.

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Global After-Sales Support

Our technical support team provides remote diagnostics, firmware updates, installation guidance, and warranty services โ€” ensuring maximum system uptime and long-term customer satisfaction.

Comprehensive Energy Storage Product Range

From residential solar batteries to large-scale industrial energy storage systems, our product portfolio covers every segment of the renewable energy market with proven, certified solutions.

Residential solar energy storage battery system by Ansar Energy
Residential

Residential Energy Storage Systems

Compact, wall-mounted and floor-standing lithium battery systems designed for home solar installations. Compatible with major inverter brands, supporting self-consumption optimization, peak shaving, and backup power functionality for households seeking energy independence.

Commercial battery storage solution for business applications
Commercial

Commercial Battery Storage Solutions

Scalable energy storage systems for commercial buildings, retail facilities, and office complexes. Designed for demand charge reduction, time-of-use optimization, and solar self-consumption improvement.

Industrial energy storage system for large-scale applications
Industrial

Industrial Energy Storage Systems

High-capacity containerized and rack-mounted storage systems for industrial facilities, manufacturing plants, and utility-scale applications requiring robust power reliability and large energy throughput.

Off-grid solar battery system for remote power applications
Off-Grid

Off-Grid Solar Battery Systems

Standalone energy storage systems engineered for off-grid and remote applications where grid connection is unavailable, including rural electrification, island communities, and remote industrial operations.

Smart battery management system and hybrid energy storage
Smart BMS

Smart Battery Management Systems

Intelligent BMS platforms providing real-time cell monitoring, state-of-charge estimation, thermal management, fault protection, and remote communication via RS485/CAN/BMS protocols.

Hybrid energy storage solution and backup power battery
Hybrid

Hybrid & Backup Power Solutions

Multi-source energy storage systems that integrate solar, grid, and generator inputs โ€” providing seamless backup power for critical infrastructure, telecommunications, and emergency applications.

Production Process & Quality Control

Ansar Energy operates advanced battery assembly lines, testing laboratories, and quality control facilities equipped with modern manufacturing technologies โ€” ensuring dependable performance, safety, and long-term reliability.

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Cell Incoming Inspection & Grading

Every battery cell undergoes rigorous incoming quality control including capacity testing, internal resistance measurement, and OCV sorting to ensure cell consistency before assembly.

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Module Assembly & Cell Integration

Precision automated assembly lines integrate cells into modules using controlled torque welding, laser welding, or bus-bar connection techniques under cleanroom conditions.

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BMS Programming & Calibration

Each battery management system is individually programmed, calibrated, and validated for accurate SOC/SOH estimation, protection thresholds, and communication protocol compliance.

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System Testing Laboratory

Full-system functional testing including charge/discharge cycle tests, thermal performance tests, vibration tests, insulation resistance tests, and protection function verification.

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Final Inspection & Shipment

100% pre-shipment inspection covering visual inspection, label verification, documentation check, packing standard compliance, and final electrical performance verification.

๐Ÿ“‹ Request Quality Report
Ansar Energy battery assembly production line quality control
Lithium battery testing laboratory at Ansar Energy factory
Energy storage system final inspection and quality verification

Powering Every Industry & Environment

Our energy storage products are widely deployed across diverse sectors โ€” from residential homes to large-scale industrial infrastructure and critical telecommunications networks.

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Residential

Residential Solar Installations

Home energy storage systems enabling solar self-consumption, evening load supply, grid backup, and time-of-use arbitrage for energy-independent households.

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Commercial

Commercial Buildings

Energy storage for office complexes, retail centers, hotels, and commercial facilities targeting peak demand reduction, energy cost savings, and solar integration.

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Industrial

Industrial Facilities

High-capacity storage for manufacturing plants, data centers, logistics hubs, and heavy industry โ€” providing power quality improvement and uninterruptible supply.

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Microgrid

Microgrid & Rural Electrification

Scalable storage systems supporting community microgrids, island power projects, and rural electrification initiatives in regions with limited grid infrastructure.

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Telecom

Telecommunications Infrastructure

Reliable backup power storage for cellular base stations, remote communication sites, and signal relay infrastructure requiring high-cycle, maintenance-free operation.

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Emergency

Emergency Backup Power

Critical backup power solutions for hospitals, emergency services, government facilities, and infrastructure requiring zero-downtime, instant-response battery storage.

Your Trusted Partner for Custom Energy Storage Solutions Worldwide

In addition to standard products, Ansar Energy provides comprehensive OEM and ODM manufacturing services, offering customized battery capacities, system configurations, branding solutions, and project-specific energy storage designs.

The company collaborates closely with solar installers, energy developers, distributors, and system integrators worldwide โ€” providing end-to-end support from initial design consultation through production, certification, and delivery logistics.

๐ŸŽจ Custom capacity, form factor, and branding options available
๐Ÿ“ Project-specific system engineering and configuration support
๐Ÿšข Experienced export logistics with global shipping capability
๐Ÿ“œ Certification support for CE, UL, IEC, and regional standards
๐Ÿ“‹ Start OEM Inquiry โฌ‡ Download Catalog
9+
Years of Manufacturing Expertise
18K+
mยฒ Production Facility
250+
Employees Worldwide
100%
Pre-Shipment Inspection Rate
OEM / ODM
Custom manufacturing services for brands, developers & integrators globally

Internationally Recognized Quality & Safety Credentials

Ansar Energy's products and manufacturing processes meet stringent international quality and safety standards, backed by independent third-party certifications that validate our commitment to product excellence.

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CE Certification

European Conformity marking confirming compliance with EU safety, health, and environmental protection standards for energy storage products.

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IEC Standards Compliance

Products designed and tested in accordance with IEC 62619, IEC 61000, and relevant international electrochemical storage safety standards.

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ISO Quality Management

Manufacturing operations conducted under ISO 9001 quality management framework, ensuring consistent process control and continuous improvement.

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RoHS & Environmental

Full compliance with RoHS directives restricting hazardous substances, supporting environmentally responsible product design and circular economy principles.

๐Ÿ›ก๏ธ Complete Certification Documentation Available on Request

We provide full certification documentation packages including test reports, certificates of conformity, and technical data sheets for all products. Our technical team offers certification consultation for projects requiring region-specific approvals.

Request Certifications

State-of-the-Art Manufacturing Infrastructure

Tour our 18,000+ square meter manufacturing campus featuring advanced battery assembly lines, precision testing laboratories, cleanroom assembly environments, and integrated quality control facilities โ€” all under one roof in Shenzhen, China.

Ansar Energy main battery assembly production hall with automated lines Assembly Hall
Battery testing laboratory and quality inspection station Testing Lab
Energy storage system integration and final assembly area System Integration
Industrial battery pack production and quality control Quality Control
Finished product warehouse and logistics area Finished Goods
Solar battery product showcase and display area Product Showroom
Solar energy storage project installation background

Ready to Power Your Project with Reliable Energy Storage?

Connect with our technical team to discuss your energy storage requirements. Whether you need a standard product, custom OEM solution, or complete system design โ€” Ansar Energy delivers.

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