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BUKNUWO 12V 314Ah Bluetooth LiFePO4 Battery with 200A Smart BMS
BUKNUWO 12V 314Ah Bluetooth LiFePO4 Battery with 200A Smart BMS
$466.99
$548.99
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✓ Bluetooth 5.0 App Monitoring — check SOC, voltage, current and battery status
✓ Built-in 200A Smart BMS — multiple electrical and temperature protections
✓ 4019Wh Deep-Cycle Power — designed for RV, solar, camping and off-grid use
✓ 4000+ Cycles at DOD — charging protection activates below 32°F (0°C)
✓ Energy Storage Use Only — not designed for engine starting
About this product
High-Capacity 12V Power for RV, Solar & Off-Grid Use
The BUKNUWO 12V 314Ah Bluetooth LiFePO₄ battery combines 4.02kWh of nominal energy storage, a 200A Smart BMS, and Bluetooth monitoring in one high-capacity 12V battery. Designed for RVs, campers, solar systems, and off-grid applications.
Built for RV & Van Life
Designed for RV living and camper van adventures, the BUKNUWO 12V 314Ah lithium battery provides high-capacity energy storage for refrigeration, lighting, mobile work, and everyday off-grid power needs.
4.02kWh Energy in One Battery
With a nominal voltage of 12.8V and a rated capacity of 314Ah, this LiFePO₄ battery stores approximately 4.02kWh of energy in a single unit, providing a high-capacity solution for RV and solar energy storage.
Built for Higher-Power 12V Systems
The 200A Smart BMS supports up to 200A continuous discharge, equivalent to approximately 2560W of nominal DC output at 12.8V. Connect the battery to a properly sized 12V inverter to supply compatible RV and off-grid appliances. Actual AC output depends on battery voltage, inverter efficiency, and system configuration.
Store More Solar Energy
The BUKNUWO 12V 314Ah LiFePO₄ battery is designed for compatible RV solar and off-grid energy storage systems. Pair it with an appropriately configured solar charge controller to store energy from solar panels and supply power when sunlight is limited.
Power Your Daily RV Essentials
From refrigeration and lighting to entertainment and remote work, the BUKNUWO 314Ah battery supports a wide range of everyday RV power needs.
Smart Bluetooth Battery Monitoring
Connect to the BUKNUWO Bluetooth app to monitor battery state of charge, voltage, current, power, temperature, and individual cell voltage data. Check key battery information directly from your smartphone while within Bluetooth range.
Smart Protection Built In
The integrated 200A Smart BMS monitors battery operation and provides essential electrical and temperature protection for your 12V energy storage system.
Expand Your Energy System
The BUKNUWO 12V 314Ah LiFePO₄ battery supports configurations up to 4S4P. A full 16-battery system provides a nominal voltage of 51.2V, total capacity of 1256Ah, and approximately 64.31kWh of energy storage. Each battery operates with its own independent BMS.
Technical Specifications
| Cell Type | LiFePO₄ |
| Warranty | 5 Years |
| Cycle Life | 4000+ Cycles |
| Nominal Voltage | 12.8V |
| Rated Capacity | 314Ah |
| Energy | 4019.2Wh (4.02kWh) |
| Max. Expansion (Parallel & Series) | 4S4P (Up to 51.2V 1256Ah / 64.31kWh) |
| Certifications | FCC, CE, UN38.3, FCC |
| Self-Heating | NO |
| BMS | 200A |
| Max. Continuous Output Power | 2560W (Nominal DC Output) |
| Max. Continuous Charge Current | 200A |
| Max. Continuous Discharge Current | 200A |
| Charge Method | CC/CV (Constant Current / Constant Voltage) |
| Charge Voltage | 14.4V ± 0.2V |
| Recommend Charge Current | 10A/20A |
| Charge Temperature | 0°C to 45°C (32°F to 113°F) |
| Discharge Temperature | -20°C to 60°C (-4°F to 140°F) |
| Storage Temperature | -10°C to 50°C / 14°F to 122°F |
| Low-Temperature Protection | Support |
| Terminals | M8 Bolts |
| Size | 15.16 × 7.59 × 9.84 in (L × W × H) |
| Weight | 58.42 lbs (26.5 kg) |
| Housing Material | ABS |
| Protection Class | IP65 |
FAQs
I got a 314Ah battery. I knew I wanted to a Li battery, when my brand new trailer battery went dead running the 12v refrigerator..
I picked buknuwo because the battery was easy switch. I just charged my solar controller setting and dropped in
The battery. I know I can run the refrigerator for 72 hours. I love buknuwo thank you Jade jiang
The BUKNUWO 12V 100Ah LiFePO4 battery makes sense for a camping setup focused on everyday essentials rather than power-hungry appliances. LED lights, a small fan and phone charging are the kinds of loads I would plan around, with refrigerator use depending on its actual energy consumption.
Bluetooth monitoring is a useful feature because it makes checking battery status more convenient. Still, I would keep an eye on daily consumption instead of assuming that 100Ah will cover an entire weekend.
The main consideration is how often charging is available. For modest loads and regular recharging, this capacity looks like a practical choice. For longer stays, more equipment or uncertain solar charging, I would consider a larger battery to leave more reserve.
The 12v 100Ah battery meets my basic camping needs, and the Bluetooth function allows me to monitor the battery's level and status in real time. If traveling long distances or using additional appliances, I would consider the 150Ah or 314Ah models. I believe they won't disappoint me, and I highly recommend them.
Its performance exceeded my expectations, and its standby time was long enough for me to use it for a long time