Ultra-thin 12V Wall-mounted LiFePO4 Battery for RV & Backup Power
Available from 100Ah to 314Ah, this wall-mounted LiFePO4 battery series offers a lightweight and long-lasting replacement for lead-acid batteries.
- Brand: Delong Energy
- Sample: Available For Test
- Service: 10 Years Warranty
- Support: OEM, ODM, OBM, Customized
- Certificates: CE, UL, MSDS, IEC, UN38.3, ISO, etc.
Price: Click The Button Below To Get A Discount Price.
12V Wall-Mounted LiFePO4 Battery for RV, Camping & Off-Grid Power
This ultra-slim 12V wall-mounted lithium battery is designed for RVs, camper vans, cabins, and off-grid backup power applications. Its flexible installation design allows it to be mounted on a wall or placed on the floor, helping you make better use of limited space.

• Grade A LiFePO4 Cells
Built with Grade A LiFePO4 cells, it delivers stable power output, excellent thermal performance, and a longer service life than traditional lead-acid batteries. With a wider operating temperature range of -10°C to 50°C and deeper usable capacity, it can reliably power lighting, portable refrigerators, communication equipment, and other essential devices. Capacity options range from 1.2kWh to 4.0kWh to suit different energy needs.

• 200A Smart BMS
To ensure safe operation, the battery is equipped with a built-in 200A smart BMS. It provides multiple protections, including overcharge, over-discharge, overcurrent, and short-circuit protection. Whether used for home backup power, RV travel, or off-grid power systems, it can deliver stable and reliable performance.

• Expandable Up to 64kWh
To support different power systems, the battery offers multiple connection options, including M8, SB50, SB120, and dual DC12V outputs. It supports up to 4 batteries in series and 4 in parallel, allowing system expansion up to 64kWh. Depending on your daily power consumption, it can provide several days of backup energy for off-grid living.

Product Features
- Slim wall-mounted design for efficient space utilization
- Heavy-duty bracket structure for more secure installation
- LCD display for real-time monitoring of voltage, current, SOC, and power
- Multiple output ports to meet the power needs of different devices
- Integrated carrying handles for easier transportation and installation
- Supports charging via 14.6V charger, solar panels with MPPT controller, or AC-to-DC charger
- Up to 6,500 cycles, helping reduce long-term operating costs
- Certified to CE, IEC, UN38.3, MSDS, and other international standards
- LiFePO4 technology, lead-free and environmentally friendly energy storage solution
- Backed by a 10-year warranty


OEM / ODM Customization Service
If you are looking for a customized backup power solution for RVs, camper vans, or off-grid projects, we can provide professional support.
As a lithium battery manufacturer with 14 years of experience, we offer OEM and ODM services for installers, distributors, equipment manufacturers, and brand owners. From battery capacity and enclosure design to port configuration and branding, we can customize the product to match your project requirements and help you bring energy storage products to market more efficiently.

Technical Data
| Model | RV12100 | RV12150 | RV12200 | RV12300 |
|---|---|---|---|---|
| Nominal Voltage | 12.8V | 12.8V | 12.8V | 12.8V |
| Nominal Capacity | 100Ah | 150Ah | 200/230Ah | 280/314Ah |
| Battery Energy | 1280Wh | 1920Wh | 2560/2944Wh | 3584/4019Wh |
| Max Charging Current | 40A | 60A | 70A | 70A |
| Max Discharging Current | 100A | 150A | 200A | 200A |
| Weight | ≈15.6Kg | ≈20Kg | ≈25.5/26.5Kg | ≈35.8/37Kg |
| Dimensions(L*D*H) | 620*62*395mm | 620*78*355mm | 760*62*395mm | 700*82*395mm |
| Discharging Cut-off Voltage | 9.2V±0.2V | |||
| Charging Cut-off Voltage | 14.6V±0.2V | |||
| Cell Type | LiFePO4 Battery | |||
| Display | LCD | |||
| Terminal | M8/SB50/SB120/DC12V*2 | |||
| Case Material | Metal Box | |||
| Depth of Discharge | 95 | |||
| Working Temperature | 0℃~50℃ Charge
/ -10℃~50℃ Discharge |
|||
| The Shelf Temperature | -20℃~60℃ | |||
| Humidity | 5~95% (RH) | |||
| Design Life Cycle | 10+ Years(25℃/77°F) | |||
| Cycle Life | ≥6500 at 25℃ | |||
| Assembly Method | Wall Mounted |
FAQ
1. Is Delong Energy a lithium battery factory?
Delong Energy is a battery factory with 11 years of experience, which integrates research, development, production, and sales.
2. How about the quality of lithium battery products from Delong Energy?
Delong Energy has a strong R&D team and a set of international certifications, including MSDS, UN38.3, FCC, IEC62133, CE, UL, KC, BIS, CB, ROHS, and ISO9001:2015 certified.
3. Can you do An OEM/ODM project?
We have engineers who can help you design and R&D any related products.
4. Can you customize the battery pack for more function?
Yes, we have a professional engineering team to provide an excellent solution for you.
5. Do you have MOQ?
No limited.
6. Can I have samples to test? And what is the lead time for a sample order?
Yes, we can supply samples. The lead time for samples is 3-5 days. The buyer pays for the sample cost and shipping cost.
7. What is your term of payment?
We adopt T/T, Paypal, Alibaba payment way, Credit Card, Visa, Echecking, Master Card, Trade Assurance, etc.
8. Do you provide after-sales service?
Yes, the battery warranty is 10 years. If there are any quality problems on our side in this period, we can send a new one as a replacement.










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