Manufacturer Ecell Batteries 51.2V 48V 24V 12V 18ah 5ah 7ah 7.5ah 8ah 9ah 12ah 17A 75ah 100ah150ah 200ah 250ah Lithium LiFePO4 Solar AGM UPS Battery for Telecom

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Product Description

Overview & Basic Specifications
Model NO.
ELIR 51.2-100
Rechargeable
Yes
Size
Medium
Battery Type
LiFePO4 (Lithium Iron Phosphate) / Deep Cycle
Category Specific Parameters
12.8V / 25.6V / 48V / 51.2V Available
Communication
RS485 / CAN / RS232
Cycle Life
>6000 Cycles @ 80% DOD
OEM/ODM
Support
BMS Protection
Over-Charge, Over-Discharge, Over-Current, Short-Circuit
Certifications
CE / UN38.3 / MSDS / IEC62619
Parallel Support
Max 16 units in Parallel
Operating Temperature
Charge: 0°C to 55°C; Discharge: -20°C to 60°C
Production Capacity
200 Containers Per Month
HS Code
8507600090
Battery System Overview Banner
Battery Technical Design
LiFePO4 Lithium Battery 12V 18Ah
The series features a comprehensive range of 12.8V and 25.6V LiFePO4 batteries (4Ah to 320Ah). Engineered as a direct 'drop-in' replacement for traditional lead-acid batteries, the series delivers lighter weight, higher capacity, and superior safety with our advanced BMS technology (Bluetooth optional). Ideal for diverse applications including UPS, Solar Energy Storage, and Telecom.
Model Voltage (V) Capacity (Ah) Dimension (mm) ±2 Weight (kg) ±5% Terminal Type
L W H TH
EC6-1.361.3972452580.29F1/F2VRLA AGM
EC6-3.263.21343561670.65F1/F2VRLA AGM
EC6-46470471011070.68F1/F2VRLA AGM
EC6-4.564.570471011070.72F1/F2VRLA AGM
EC6-56570471011070.80F1/F2VRLA AGM
EC6-76715135941001.09F1/F2VRLA AGM
EC6-7.567.515135941001.18F1/F2VRLA AGM
EC6-96915135941001.31F1/F2VRLA AGM
EC6-1061015150941001.55F1/F2VRLA AGM
EC6-1261215150941001.75F1/F2VRLA AGM
EC12-1.3121.3974352580.55F1/F2VRLA AGM
EC12-2.3122.31783561670.90F1/F2VRLA AGM
EC12-2.6122.67048981040.78F1/F2VRLA AGM
EC12-2.9122.97956991051.05F1/F2VRLA AGM
EC12-3.2123.21346761671.25F1/F2VRLA AGM
EC12-412490701011071.36F1/F2VRLA AGM
EC12-4L1241954770761.42F1/F2VRLA AGM
EC12-4.5124.590701011071.43F1/F2VRLA AGM
EC12-512590701011071.50F1/F2VRLA AGM
EC12-5A12590701011071.60F1/F2VRLA AGM
EC12-612615165941001.88F1/F2VRLA AGM
EC12-6.5126.515165941001.99F1/F2VRLA AGM
EC12-712715165941002.05F1/F2VRLA AGM
EC12-7.2127.215165941012.10F1/F2VRLA AGM
EC12-7.5127.515165941002.20F1/F2VRLA AGM
EC12-812815165941002.30F1/F2VRLA AGM
EC12-8.5128.515165941002.45F1/F2VRLA AGM
EC12-912915165941002.52F1/F2VRLA AGM
EC12-9HR12915165941002.70F1/F2VRLA AGM
EC12-10121015198951013.15F1/F2VRLA AGM
EC12-10L1210151651111172.75F1/F2VRLA AGM
EC12-12121215198951013.45F1/F2VRLA AGM
EC12-12A121215198951013.60F1/F2VRLA AGM
EC12-12B121215198951013.90F1/F2VRLA AGM
EC12-171217181771671675.00L1/M5VRLA AGM
EC12-181218181771671675.30L1/M5VRLA AGM
EC12-201220181771671675.70L1/M5VRLA AGM
EC12-24H12241651251751757.50L2/M6VRLA AGM
EC12-2412241661751251257.60L2/M6VRLA AGM
EC12-2612261661751251257.90L2/M6VRLA AGM
EC12-2812281661751251258.20L2/M6VRLA AGM
EC24-3.5243.5179701011062.61F2VRLA AGM
EC24-4244179701011062.75F2VRLA AGM
EC24-5245179701011062.91F2VRLA AGM
Professional Lithium Iron Phosphate (LiFePO4) Batteries
Offering a comprehensive range of 12.8V and 25.6V LiFePO4 batteries (4Ah to 320Ah). Engineered as a direct 'drop-in' replacement for traditional lead-acid batteries, delivering lighter weight, higher capacity, and superior safety with our advanced BMS technology (Bluetooth optional). Ideal for diverse applications including UPS, Solar Energy Storage, and Telecom.

Our production team delivers a comprehensive portfolio of lithium-ion solutions, including compact series for lead-acid replacement and rack-mounted modules for advanced energy storage. Our products are engineered to provide lighter weight, faster charging, and uncompromising safety compared to traditional technologies.
  • Premium Safety: Utilizing LiFePO4 chemistry—the safest lithium technology available today.
  • Factory-Direct Quality: Rigorous testing ensures every unit meets international standards.
  • Bluetooth Optional: Real-time battery status monitoring via smartphone app for enhanced user control.
  • Long Cycle Life: 5,000 - 6,000 Cycles @ 80% DOD.
  • BMS Safety: Integrated Over-current & Short-circuit Protection.
Manufacturing LiFePO4 Lithium Battery
Advanced Manufacturing Quality

Standard 5kWh 48V 100Ah and 10kWh 48V 200Ah rack-mounted modules are engineered specifically for residential energy storage and small-to-medium commercial applications. This series is the ideal choice for those seeking maximum space efficiency and system stability.

Designed with standard 3U/5U dimensions to fit seamlessly into mainstream server racks. The compact structure not only saves indoor space but also makes installation and maintenance extremely simple.

Supports parallel connection of up to 15 modules. Whether starting with a basic 5kWh requirement or scaling up to a 150kWh commercial backup system, the modules grow seamlessly with your energy demands.

Utilizing Grade-A LiFePO4 cells, our batteries maintain exceptional chemical stability even under extreme overcharge or short-circuit conditions, safeguarding home and commercial assets.

Energy Storage System Display
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Technical Specifications
Voltage (V) Capacity (Ah) Energy (Wh) Height (U) Dimension (mm) Weight (kg) Communication Type
L W H
25.610025604U42235017726.00RS485/CAN/RS232LiFePO4
25.620051204U44245017743.00RS485/CAN/RS232LiFePO4
51.25025603U44244213228.00RS485/CAN/RS232LiFePO4
51.210051204U44243117743.00RS485/CAN/RS232LiFePO4
51.210051203U44246013343.00RS485/CAN/RS232LiFePO4
51.215076804.5U44255019864.00RS485/CAN/RS232LiFePO4
51.2200102405.5U44255024482.00RS485/CAN/RS232LiFePO4
485024003U44242213226.00RS485/CAN/RS232LiFePO4
4810048003U44245013340.50RS485/CAN/RS232LiFePO4
4815072004.5U44252019859.00RS485/CAN/RS232LiFePO4
4820096005.5U44252024477.00RS485/CAN/RS232LiFePO4
4810048003U44245013340.50RS485/CAN/RS232LiFePO4
4820096005.5U44252024479.20RS485/CAN/RS232LiFePO4
4810048003U44245013240.50RS485/CAN/RS232LiFePO4
4820096005.5U44252024475.30RS485/CAN/RS232LiFePO4
4810048004.5U44046019743.00RS485/CAN/RS232LiFePO4
4820096005.5U44052423579.00RS485/CAN/RS232LiFePO4
51.25025603U44045013327.00RS485/CAN/RS232LiFePO4
51.210051203U44050013342.00RS485/CAN/RS232LiFePO4
73.610073603U44270013265.00RS485/CAN/RS232LiFePO4
204.82551204U44268017358.00RS485/CAN/RS232LiFePO4
Voltage (V) Capacity (Ah) Energy (Wh) Dimension (mm) Weight (kg) Terminal Bluetooth Type
L W H
12.8676.815165940.75F1/F2OptionalLiFePO4
12.8789.615165940.953F1/F2OptionalLiFePO4
12.89115.215165941.06F1/F2OptionalLiFePO4
12.812153.615198941.47F1/F2OptionalLiFePO4
12.818230.4181771652.25M5OptionalLiFePO4
12.820256181771652M5OptionalLiFePO4
12.824307.2181771652.9M5OptionalLiFePO4
12.826332.81751661243.12M6OptionalLiFePO4
12.830384183841753.55M6OptionalLiFePO4
12.8506402271432125.3M6With BluetoothLiFePO4
12.8100128033017022111M8With BluetoothLiFePO4
12.8150192035917421815M8With BluetoothLiFePO4
12.8150192055211028814.6M8With BluetoothLiFePO4
12.8200256052124122220M8With BluetoothLiFePO4
12.8280358453120621727.32M8With BluetoothLiFePO4
12.8320409653120621728M8With BluetoothLiFePO4
25.650128038219324912M8With BluetoothLiFePO4
25.610025605312062179.5M8With BluetoothLiFePO4
25.6150384035917421813.5M8With BluetoothLiFePO4
25.6200512052026822240M8With BluetoothLiFePO4
Main Products
Main Products Lineup
We are a professional manufacturer specializing in high-performance Lithium and Lead Acid battery solutions. We integrate advanced R&D with large-scale production to provide reliable energy systems for global industrial and commercial applications. Our team offers comprehensive OEM and ODM services, ensuring customized solutions that meet specific technical and branding requirements for our partners worldwide.
Company Profile
Manufacturing Plant
Established in 2006, our factory is a leading industrial manufacturer dedicated to the production of high-performance Lithium Iron Phosphate (LiFePO4) and Valve Regulated Lead-Acid (VRLA) batteries. Our wholly-owned production facility operates with advanced technology and strict quality guidelines. As a major supplier, we combine vertical integration with strict control over every stage of manufacturing to ensure superior product consistency.
With nearly two decades of expertise, we are a trusted OEM/ODM partner for critical applications, including UPS systems, telecommunications, renewable energy storage, and industrial mobility. We operate under a comprehensive quality management framework, holding ISO 9001, ISO 14001, ISO 45001, UL, RoHS, EN IEC 61000, and CE certifications.
Beyond manufacturing, our experienced logistics team navigates the complexities of global battery export. We provide full compliance documentation—including UN38.3, MSDS, and DG Packing Certification—guaranteeing secure and compliant sea transport to markets worldwide.
Production Process Details
Our Advantages
Technical Advantages and Features
Certifications & Standards
Product Certifications
Application Scenarios
Battery Applications Grid
Package & Shipping
Packaging Logistics Details
Frequently Asked Questions
Are you a trading company or a manufacturer?

We are a leading professional battery manufacturer. We specialize in the R&D, production, and global distribution of both Lithium-ion (LiFePO4) and Lead-Acid batteries with an advanced production facility.

Do you support OEM and ODM services?

Yes, absolutely. As an innovation-driven manufacturer, we provide comprehensive OEM and ODM solutions. From customized casing designs and private labeling to specific BMS firmware adjustments, we tailor our energy solutions to meet your brand's unique market requirements.

What makes the movable battery series unique?

The series features a unique floor-standing residential energy storage solution. Unlike traditional fixed systems, it features a unique movable design with industrial wheels and handles. It offers over 6000 cycles at 80% DOD, an integrated Smart BMS, and is compatible with most global inverter brands.

How do I choose between Lithium (LiFePO4) and Lead-Acid batteries?

It depends on your application:
LiFePO4: Best for residential energy storage (ESS) and high-usage scenarios due to its 15-year lifespan, lighter weight, and faster charging (1C rate).
Lead-Acid: A cost-effective and mature technology ideal for UPS systems, telecommunications, and applications where initial budget is the primary concern.

Are the batteries compatible with my existing solar inverter?

Our lithium battery systems are engineered for broad compatibility. We support communication protocols for the majority of mainstream inverter brands worldwide. Please contact our technical team to verify your specific model.

What certifications do your batteries hold?

Safety is our top priority. Our products are manufactured under ISO 9001 standards and hold international certifications including CE, IEC, UN38.3 (for Lithium safety), and MSDS. We ensure every unit meets the stringent import requirements of global regions.

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