・Mobile Living: RVs, Campers, and Motorhomes.
12V Lithium Battery
ECELL BATTERIES | ELIS 12.8V 200Ah LiFePO4 Lithium Battery for Off grid solar PV
・Mobile Living: RVs, Campers, and Motorhomes.
Detailed Description
ECELL BATTERIES sets a new benchmark in high-efficiency energy storage. As a professional OEM/ODM manufacturer, we have engineered the ELIS 12V 200Ah series specifically for industrial and residential applications that demand absolute reliability and extended service life. Utilizing cutting-edge Lithium Iron Phosphate (LiFePO4) technology, this series provides the ultimate solution to the heavy weight, short lifespan, and high maintenance costs associated with traditional lead-acid batteries.
This battery integrates our proprietary Intelligent Smart BMS (Battery Management System), offering multi-layer safety protection while delivering exceptional cycle performance—reaching 2,000 to 6,000 cycles at 80% DOD. Its lightweight design and high energy density make it the premier choice for RV power, off-grid solar systems, marine backups, and telecommunication base stations.
The ELIS Series is more than just a battery; it is the embodiment of the ECELL BATTERIES commitment to high-purity materials, advanced manufacturing processes, and uncompromising safety.
| Parameter | Specification |
| Model Designation | ELIS12200 |
| Nominal Voltage | 12.8V |
| Rated Capacity | 200Ah |
| Total Energy Stored | 2560Wh |
| Battery Chemistry | LiFePO4 (Lithium Iron Phosphate) |
| Cycle Life | 4,000 – 6,000 Cycles @ 80% DOD |
| Scalability | Supports up to 4 units in series or parallel (4S/4P) |
| Casing | Flame-retardant UL94 V0 ABS Case |
| Product Weight | Approx. 20.0 kg |
| Dimensions (L x W x H) | Dimensions: 521 x 241 x 222 (mm) |
Detailed Features & Benefits
Advanced Manufacturing & Innovation
- In-House Production: Every ELIS battery is designed and manufactured in our state-of-the-art facility to ensure strict quality control.
- Premium Cells: We utilize high-purity battery-grade materials to ensure exceptional cell consistency and thermal stability.
Intelligent Smart BMS Protection
- Real-Time Monitoring: The integrated BMS actively monitors voltage, current, and temperature to prevent over-charge and over-discharge.
- Safety First: Built-in safeguards against short-circuits and thermal runaway ensure maximum operational safety.
Scalable & Flexible Configuration
- Expansion Support: Our design supports up to 4 units in series or parallel (4S/4P), allowing you to easily scale voltage or capacity.
- Drop-in Replacement: Engineered to seamlessly replace lead-acid banks with double the usable capacity at less than half the weight.
Exceptional Durability
- Maintenance-Free: A fully sealed design that requires zero watering or maintenance throughout its entire service life.
- Long Cycle Life: Delivers 2,000 to 6,000 cycles at 80% depth of discharge (DOD), significantly reducing long-term replacement costs.
Specification
| Series | ECELL BATTERIES Model | Voltage V | Capacity Ah | Energy Wh | Dimension (mm) | Weight kg | Terminal | Type | ||
| L | W | H | ||||||||
| ELIS | ELIS1204 | 12.8 | 4 | 51.2 | 151 | 65 | 94 | 0.50 | F1/F2 | LiFePO4 |
| ELIS1206 | 12.8 | 6 | 76.8 | 151 | 65 | 94 | 0.95 | F1/F2 | LiFePO4 | |
| ELIS1207 | 12.8 | 7 | 89.6 | 151 | 65 | 94 | 0.95 | F1/F2 | LiFePO4 | |
| ELIS1209 | 12.8 | 9 | 115.2 | 151 | 65 | 94 | 1.06 | F1/F2 | LiFePO4 | |
| ELIS1210 | 12.8 | 10 | 128 | 151 | 65 | 94 | 1.06 | F1/F2 | LiFePO4 | |
| ELIS1212 | 12.8 | 12 | 153.6 | 151 | 98 | 94 | 1.47 | F1/F2 | LiFePO4 | |
| ELIS1218 | 12.8 | 18 | 230.4 | 181 | 77 | 165 | 2.25 | M5 | LiFePO4 | |
| ELIS1220 | 12.8 | 20 | 256 | 181 | 77 | 165 | 2.00 | M5 | LiFePO4 | |
| ELIS1224 | 12.8 | 24 | 307.2 | 181 | 77 | 165 | 2.90 | M5 | LiFePO4 | |
| ELIS1226 | 12.8 | 26 | 332.8 | 175 | 166 | 124 | 3.12 | M6 | LiFePO4 | |
| ELIS1230 | 12.8 | 30 | 384 | 183 | 84 | 175 | 3.55 | M6 | LiFePO4 | |
| ELIS1250 | 12.8 | 50 | 640 | 227 | 143 | 212 | 5.30 | M6 | LiFePO4 | |
| ELIS1275 | 12.8 | 75 | 960 | 260 | 168 | 208 | 8.10 | M6 | LiFePO4 | |
| ELIS1280 | 12.8 | 80 | 1024 | 260 | 168 | 208 | 8.10 | M6 | LiFePO4 | |
| ELIS12100 | 12.8 | 100 | 1280 | 330 | 170 | 221 | 11.59 | M8 | LiFePO4 | |
| ELIS12100FT | 12.8 | 100 | 1280 | 359 | 110 | 286 | 13.50 | M8 | LiFePO4 | |
| ELIS12150 | 12.8 | 150 | 1920 | 359 | 174 | 218 | 15.00 | M8 | LiFePO4 | |
| ELIS12150FT | 12.8 | 150 | 1920 | 552 | 110 | 288 | 14.60 | M8 | LiFePO4 | |
| ELIS12200 | 12.8 | 200 | 2560 | 521 | 241 | 222 | 20.00 | M8 | LiFePO4 | |
| ELIS12200FT | 12.8 | 200 | 2560 | 560 | 125 | 317 | 20.20 | M8 | LiFePO4 | |
| ELIS12230 | 12.8 | 230 | 2944 | 382 | 193 | 249 | 19.20 | M8 | LiFePO4 | |
| ELIS12280 | 12.8 | 280 | 3584 | 531 | 206 | 217 | 27.32 | M8 | LiFePO4 | |
| ELIS12320 | 12.8 | 320 | 4096 | 531 | 206 | 217 | 28.00 | M8 | LiFePO4 | |
| ELIS2450 | 25.6 | 50 | 1280 | 382 | 193 | 249 | 12.00 | M8 | LiFePO4 | |
| ELIS24100 | 25.6 | 100 | 2560 | 531 | 206 | 217 | 19.50 | M8 | LiFePO4 | |
| ELIS24150 | 25.6 | 150 | 3840 | 522 | 240 | 218 | 28.90 | M8 | LiFePO4 | |
| ELIS24200 | 25.6 | 200 | 5120 | 520 | 268 | 222 | 40.00 | M8 | LiFePO4 | |
Why Choose the ECELL BATTERIES ELIS Lithium Battery 12.8V 200Ah?
1. Intelligent Smart BMS Protection
Our in-house developed Smart BMS (Battery Management System) acts as the brain of the battery. It provides real-time monitoring and multi-layer protection against over-charge, over-discharge, over-current, and short-circuits, ensuring total system safety and maximum cell longevity.
2. Ultra-Long Service Life
Built with Premium Prismatic Cells, the ELIS 12V 200Ah delivers between 2,000 to 6,000 cycles. Even after years of daily deep cycling, it maintains high efficiency, significantly reducing the total cost of ownership compared to lead-acid alternatives.
3. Flexible & Scalable Energy
Designed for versatility, our Scalable Configuration allows you to connect up to 4 units in parallel to increase capacity (up to 800Ah) or in series to boost voltage (up to 51.2V), making it compatible with various industrial and residential power setups.
4. Zero Maintenance & Lightweight
Say goodbye to watering and terminal corrosion. This fully sealed, maintenance-free battery weighs only a fraction of its lead-acid equivalent, allowing for easier installation and improved fuel efficiency in mobile applications.
Lithium Battery Manufacturing

Frequently Asked Questions (FAQ)
Q1: What are the primary applications for the ELIS 12V 200Ah battery?
A: It is specifically optimized for Solar Energy Storage, RVs/Campers, Marine systems, Telecom Base Stations, and critical UPS backups.
Q2: Can I connect these batteries to increase my system voltage?
A: Yes. The ELIS series supports 4-unit series connection, allowing you to create 24V, 36V, or 48V (51.2V nominal) systems.
Q3: How many units can be connected in parallel for more capacity?
A: You can connect up to 4 units in parallel to reach a total capacity of 800Ah.
Q4: Is it safe to use in high-temperature environments?
A: Absolutely. Our $LiFePO_4$ chemistry combined with the Intelligent Smart BMS provides superior thermal stability compared to traditional lithium-ion or lead-acid batteries.
Q5: What is the benefit of the UL94 V0 casing?
A: The UL94 V0 ABS casing is flame-retardant, providing an extra layer of fire safety for critical infrastructure and indoor installations.
Ready to Upgrade Your Power System?
As a leading manufacturer, ECELL BATTERIES offers full OEM/ODM support for bulk orders and custom specifications.
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
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