ELIU Series - Lithium Battery UPS Backup System
ECELL ELIU Series High-Efficiency 51.2V 100Ah LiFePO4 Energy Storage System
Detailed Description
| Feature | Professional English Description |
| Safety | Superior Safety & Stability: Built with premium Lithium Iron Phosphate (LiFePO4) cells, offering exceptional thermal stability and an extended cycle life. |
| Intelligence | Advanced Smart BMS: Features a multi-tier Battery Management System (BMS) for real-time monitoring of voltage, current, and temperature to ensure 24/7 reliability. |
| Expansion | Seamless Scalability: Supports effortless multi-unit parallel connection with automated current balancing, allowing for flexible capacity expansion. |
| Connectivity | Versatile Communication: Equipped with multiple interfaces (RS485, CAN, RS232) compliant with international protocols for easy integration with existing infrastructure. |
| Efficiency | High Energy Density: Optimized compact design saves installation space while delivering maximum power output. |
Key Features:
・ Active Protection: Upgrades from passive protection to active defense, offering comprehensive safety during operation.
・ Safety Optimized: Utilizes high-energy-density and ultra-safe Lithium Iron Phosphate (LiFePO4) batteries.
・ Wide-Temperature Reliability: Features excellent performance across a wide temperature range, adapting to diverse environments.
・ Extended Service Life: Offers a float life of up to 15 years at 25°C, significantly reducing total lifecycle costs.
・ Three-Tier Battery Management: Features a multi-level BMS architecture to ensure high reliability and operational efficiency.
・ Parallel Operation: Enables effortless multi-unit parallel connection through automated current cycling and parallel control.
Specification:
| Series | ECELL BATTERIES Model | Voltage V | Capacity Ah | Energy kWh | Dimension (mm) | Weight kg | Maximum discharge rate | Operating voltage range(V) | Charging voltage(V) | Charging current range(A) | Max Continuous Discharge current (A) | ||
| L | W | H | |||||||||||
| ELIU | ELIU51V50 | 51.2 | 50 | 2.56 | 440 | 450 | 133 | 27.00 | 1C | 43.2V~57.6V | 55.2V | 25A | 50A |
| ELIU51V100 | 51.2 | 100 | 5.12 | 440 | 500 | 133 | 42.00 | 1C | 43.2V~57.6V | 55.2V | 50A | 100A | |
| ELIU72V100 | 73.6 | 100 | 7.36 | 442 | 700 | 132 | 65.00 | 1C | 64.4V~79.35V | 79.35V | 50A | 100A | |
| ELIU192V25 | 204.8 | 25 | 5.12 | 442 | 680 | 173 | 58.00 | 4C | 179.2V~220.8V | 220.8V | 25A | 100A | |
FAQ 1: Why should I choose ECELL BATTERIES LiFePO4 over traditional Lead-Acid batteries?
LiFePO4 technology from ECELL BATTERIES offers a transformative upgrade for power storage, characterized by:
- Superior Cycle Life: While lead-acid batteries typically last 300-500 cycles, our LiFePO4 cells can exceed 3,000 to 6,000 cycles, offering a much longer service life.
- Significant Weight Reduction: ECELL BATTERIES LiFePO4 units are approximately 1/3 the weight of lead-acid equivalents, making them ideal for RVs, marine, and portable applications.
- Higher Efficiency: They feature a 99% charge efficiency compared to roughly 85% for lead-acid, meaning less energy is wasted during the charging process.
- Constant Power Delivery: Our batteries maintain a flat voltage curve, delivering consistent power even as the capacity drops, whereas lead-acid power weakens as it drains.
- Depth of Discharge (DOD): You can safely use up to 100% of the rated capacity of an ECELL BATTERIES LiFePO4, compared to only 50% recommended for lead-acid to avoid damage.
- Low Total Cost of Ownership: Despite a higher upfront cost, the extended lifespan and zero maintenance requirements make ECELL BATTERIES the more economical choice over time.
FAQ 2: What safety features are integrated into ECELL BATTERIES LiFePO4 products?
Safety is the core foundation of ECELL BATTERIES. Our lithium iron phosphate products include multiple layers of protection:
- Advanced Built-in BMS: Every battery includes a Battery Management System (BMS) that monitors cells in real-time to prevent over-charging and over-discharging.
- Thermal Stability: LiFePO4 is the safest lithium chemistry available, with a high thermal runaway threshold that prevents fire or explosion even under extreme conditions.
- Short Circuit Protection: The ECELL BATTERIES BMS instantly disconnects the circuit if a short is detected, protecting both the battery and your connected equipment.
- Over-Current Guard: Our system automatically regulates the flow of electricity to ensure the current stays within safe operating limits, preventing internal overheating.
- Precision Cell Balancing: The BMS ensures that every individual cell within the ECELL BATTERIES pack stays at the same voltage, maximizing performance and safety.
- Rugged Housing: We utilize high-grade, flame-retardant materials for our battery casings to provide physical protection against impact and harsh environments.
FAQ 3: How can I maximize the performance and longevity of my ECELL BATTERIES?
To ensure your ECELL BATTERIES investment lasts for a decade or more, follow these optimization guidelines:
- Use Compatible Chargers: Always use a charger specifically designed for LiFePO4 profiles to ensure the correct voltage and charging stages are applied.
- Avoid Temperature Extremes: While durable, ECELL BATTERIES perform best when stored and operated in temperatures between 0°C to 45°C (32°F to 113°F).
- Proper Storage State: If storing for long periods, keep the battery at 50%–70% state of charge rather than leaving it completely full or empty.
- Avoid Low-Temperature Charging: Never charge the battery in sub-freezing temperatures unless it is equipped with an internal heating system, as this can cause permanent cell damage.
- Tighten Connections: Ensure all cable terminals are clean and tightly secured to ECELL BATTERIES posts to prevent resistance-induced heat buildup.
- Regular Usage: Lithium batteries benefit from occasional use; if stored, we recommend a full charge/discharge cycle every 3 to 6 months to calibrate the BMS.
Welcomes Your Consultation
We have built an authoritative qualification system that spans the entire chain of R&D, production, sales and service.
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24/7 service -
Room 302, Block C, Software Park, No. 89 Software Avenue, Gulou District, Fuzhou City, Fujian Province, China.
Application Scenarios:
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Electric Vehicles
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Telecommunication Facilities
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Access Control and Security Systems
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Medical Equipment
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Electric Bikes and Scooters
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Lawn Mower
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Uninterruptible Power Supplies
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Golf Cars & Motive Power Battery
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Solar Power Storage Energy And Wind Power
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Emergency Lighting And CCTV Security Systems
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Street lighting and traffic lights
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Electrical Supply Network and Power Industry
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Data Processing Centers
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Floor Cleaning Equipment
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Wheelchairs
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Security and safety systems



