Energy Storage Batteries & Accessories.
Energy Storage Batteries Wholesale – LiFePO4 Battery Packs, Rack Systems & Accessories | SIYUNJO INTERNATIONAL
About This Category
Our Energy Storage Batteries & Accessories line addresses the fastest-growing segment in the renewable energy industry — energy storage. With global battery storage deployments projected to reach 1,000 GWh annually by 2030, driven by falling battery costs and increasing renewable energy penetration, we offer a comprehensive range of LiFePO4-based storage solutions for residential, commercial, industrial, and utility-scale applications. All batteries feature lithium iron phosphate chemistry for maximum safety and cycle life.
Wholesale energy storage batteries including LiFePO4 battery packs, rack-mounted systems, wall-mounted home batteries, portable power stations and battery management systems. CE, UN38.3, IEC 62619 certified. MOQ 100 units. Factory-direct pricing.
SIYUNJO INTERNATIONAL
Product Range:
1. Residential Energy Storage Systems
· 3kWh, 5kWh, 10kWh, 15kWh wall-mounted batteries
· 10kWh-50kWh rack-mounted battery systems
· All-in-one energy storage systems with built-in inverter
· Suitable for residential backup power, peak shaving, and self-consumption optimization
· 6000+ deep cycles, 10-year warranty
2. Commercial & Industrial Energy Storage
· 50kWh-1MWh containerized energy storage systems
· Modular battery packs for scalable solutions
· High-voltage battery systems for commercial and industrial use
· Ideal for peak shaving, demand response, and microgrid applications
· 6000+ cycles, 10-year warranty
3. Portable Power Stations
· 300W, 500W, 1000W, 2000W, 3000W portable power stations
· Multiple output options: AC, DC, USB-C, wireless charging
· Fast charging capability (0-80% in 1-2 hours)
· Perfect for camping, outdoor events, and emergency backup power
· 2000+ cycles, 2-year warranty
4. Lithium Battery Cells & Packs
· 18650, 21700, 32700 lithium battery cells
· Custom battery packs for various applications
· Built-in battery management system (BMS) for protection
· Suitable for EVs, e-bikes, energy storage, and more
· 2000-6000 cycles depending on application
5. Battery Accessories
· Battery management systems (BMS) for various battery configurations
· Battery monitors and monitoring systems
· Battery cables and connectors
· Battery enclosures and racks
· Charging equipment and accessories
Key Features:
| Product | Key Specifications | Certifications | MOQ | FOB Price (per unit) |
| Wall-Mounted Home Battery 5kWh-15kWh | 5-15kWh, 48V, LiFePO4, 6000+ cycles, IP20, wall-mounted | CE, UN38.3, IEC 62619, VDE 2510 | 100 units | $150 – $250/kWh |
| Rack-Mounted Battery 5kWh-100kWh | 5-100kWh, 48V/51.2V, LiFePO4, 6000+ cycles, 3U/6U rack | CE, UN38.3, IEC 62619, UL 1973 | 50 units | $130 – $220/kWh |
| All-in-One ESS 5kW-30kW | 5-30kW inverter + 5-60kWh battery, hybrid, off-grid/grid-tie | CE, VDE, IEC 62109, IEC 62619 | 50 units | $300 – $500/kWh |
| Portable Power Station 300Wh-2000Wh | 300-2048Wh, LiFePO4, pure sine wave, MPPT solar input | CE, FCC, RoHS, UN38.3 | 200 units | $0.35 – $0.50/Wh |
| BMS 16S-48S 100A-500A | 16S-48S (48V-150V), 100-500A, CAN/RS485/Bluetooth | CE, RoHS | 500 units | $15 – $80 |
Wall-Mounted Home Battery:
Ultra-slim design (only 15cm depth) blends seamlessly with home decor. Modular design allows capacity expansion from 5kWh to 15kWh by adding battery modules. IP20 rated for indoor installation. Built-in BMS with CAN/RS485 communication compatible with major inverter brands (Growatt, Deye, Solis, Victron, SMA). 10-year design life with 6,000 cycle life at 90% DOD.
Rack-Mounted Battery:
Standard 19-inch rack form factor for easy integration into existing server racks or battery cabinets. Hot-swappable modules allow maintenance without system shutdown. Parallel connection supports up to 16 units for 1.6MWh capacity. LCD display shows SOC, voltage, current, and temperature. Suitable for telecom backup, commercial storage, and industrial UPS applications.
All-in-One ESS:
Integrated hybrid inverter and battery storage in a single cabinet. Supports grid-tie, off-grid, and backup operation modes. Automatic transfer switch (ATS) provides seamless backup power within 10ms. Touch screen display for local monitoring. App-based remote monitoring via Wi-Fi or 4G. Compatible with existing solar PV systems for retrofit installations.
Portable Power Station:
LiFePO4 battery chemistry ensures 3,000+ charge cycles. Pure sine wave AC output powers sensitive electronics safely. Multiple charging options: AC wall charger (0-80% in 1.5 hours), solar panel (MPPT), car charger. LCD display shows remaining capacity, input/output wattage, and estimated runtime. Emergency power for home backup, outdoor activities, and mobile work.
BMS (Battery Management System):
Active cell balancing extends battery pack life by up to 30%. Comprehensive protection: over-voltage, under-voltage, over-current, short circuit, over-temperature, and cell temperature monitoring. CAN bus and RS485 communication for integration with inverters and monitoring systems. Bluetooth module enables smartphone monitoring via app.
Technical Specifications Table:
| Product Type | Capacity | Voltage | Cycle Life | Warranty |
| Residential ESS | 3-15kWh | 48V | 6000+ | 10 years |
| Commercial ESS | 50kWh-1MWh | 100-1000V | 6000+ | 10 years |
| Portable Power Station | 288Wh-3072Wh | 11.1V-48V | 2000+ | 2 years |
| LiFePO4 Battery Pack | 12V 100Ah to 48V 200Ah | 12V-48V | 6000+ | 5 years |
Applications:
· Residential backup power and self-consumption
· Commercial and industrial peak shaving and load management
· Off-grid and hybrid energy systems
· Microgrids and remote area power supply
· Portable power for outdoor and emergency use
· Electric vehicle and marine applications
Quality Assurance
· Battery cells sourced from Tier-1 manufacturers (CATL, BYD, EVE, Gotion) with full traceability.
· Each cell tested for capacity, voltage, ACIR, and DCIR before assembly.
· Battery packs undergo 100% functional testing including charge/discharge cycle, BMS communication verification, and insulation resistance test.
· Abuse testing per UL 1973 and IEC 62619 standards: overcharge, short circuit, crush, thermal runaway propagation, and drop test.
· UN38.3 certification for air, sea, and ground transportation.
Packaging & Shipping
· Individual carton with foam mold + plywood pallet. Battery packs labeled with UN3480, Class 9 hazard label, and handling instructions.
· Shipping: Sea freight (FCL preferred for battery shipments), air freight (limited quantities per IATA DGR). Battery shipments require dangerous goods declaration and MSDS.
· Container loading: 20GP holds approximately 50-100 home battery units or 20-40 rack-mounted units.
Applications & Target Markets
· Residential solar-plus-storage systems, commercial peak shaving and demand charge reduction, industrial UPS and backup power, telecom tower backup, microgrid and off-grid systems, EV charging station buffer storage, and utility-scale frequency regulation.
· Primary markets: Europe (highest residential storage adoption), North America (growing with NEM 3.0 and ITC), Australia (high solar + storage pairing rate), and Africa (off-grid energy access).
Ordering Information
· Sample policy: 2-5 units per model at wholesale price.
· Project pricing: volume discounts for orders above 1MWh.
· Custom configuration: minimum 500kWh for custom voltage/capacity configurations.
· Payment terms: 30% deposit, 40% on sample approval, 30% before shipment.
· Warranty: 5-10 years depending on product and application.
· After-sales: remote technical support, commissioning assistance, and replacement parts within 48 hours.
Need reliable energy storage for your project? Contact claire@siyunjo.com with your capacity requirements and application scenario for a customized system design and quotation within 24 hours.