12V Battery

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Humsienk_48V_314Ah_Wall_Mount_LiFePO4_Battery_200A_BMS_Bluetooth_Package

[Final Price: $826.50] Humsienk 12V 640Ah 8.19kWh LiFePO4 Battery – Bluetooth BMS, 6000+ Cycles for RVs, Marine, Off-Grid Cabins & Solar Storage

$1,299.99 USDFrom $869.99 USD
24.92 x 9.53 x 8.58 in | 109.02 lbs | 6000 cycles @80%DOD | 250A BMS | 300A Peak Discharge Current | Max. 4S4P: 131kWh
Humsienk 12V 20Ah LiFePO4 Battery

Humsienk 12V 20Ah LiFePO4 Battery

$79.99 USD$59.99 USD
7.13 × 3.3 × 6.57 in | 6.83 lbs
Humsienk | 12V LiFePO4 Battery Series – Specifications

🔋 Humsienk 12V LiFePO₄ Series

Premium deep-cycle storage | Grade A+ / EV cells | Smart BMS & high efficiency

Specification 12V 100Ah 12V 150Ah 12V 160Ah 12V 200Ah 12V 300Ah 12V 314Ah 12V 320Ah 12V 640Ah
Battery Cells EV Grade A+ LiFePO₄ Cells
Shell Type ABS (Fire-retardant)
Terminal M8
Size / in (L×W×H) 10.24 x 6.61 x 8.23 13.07 x 6.89 x 8.74 10.08 x 7.68 x 9.96 20.53 x 9.37 x 8.69 20.55 x 9.37 x 8.70 15.04 x 7.60 x 9.82 20.55 x 9.37 x 8.58 24.92 x 9.53 x 8.58
Weight (lbs) 23.0 lbs 28.66 lbs 41.22 lbs 58.2 lbs 63.93 lbs 61.73 lbs 59.75 lbs 111.88 lbs
Nominal Voltage 12.8V (4S LiFePO₄)
Nominal Capacity 100Ah 150Ah 160Ah 200Ah 300Ah 314Ah 320Ah 640Ah
Energy (kWh) 1.28 kWh 1.92 kWh 2.04 kWh 2.56 kWh 3.84 kWh 4.01 kWh 4.09 kWh 8.19 kWh
Cycle Life 6,000+ cycles @ 80% DOD
Monthly Self Discharge ≤3% per month
Charge Efficiency 100% @ 0.2C
Discharge Efficiency 96~99% @ 0.5C
Charge Voltage 14.6V ± 0.2V (recommended)
Charge Mode CC/CV (Constant Current / Constant Voltage)
Charge Recommended Current ≤20A ≤30A ≤32A ≤40A ≤60A ≤62.8A ≤64A ≤128A
Max. Continuous Charge Current 100A 110A 150A 250A 200A 200A 250A 250A
Discharge Recommended Current 50A 75A 80A 100A 150A 157A 160A 320A
Max. Continuous Discharge Current 100A 110A 150A 250A 200A 200A 250A 250A
Discharge Cut-Off Voltage 10.0V (BMS protection)
Charge Temperature 32°F~113°F (0°C~45°C) @ BMS controlled
Discharge Temperature -4°F~149°F (-20°C~65°C)
Storage Temperature -4°F~113°F (-20°C~45°C) recommended
Ingress Protection Rating IP65 (dust-tight & water resistant)
Built-in BMS Features Over-charge, over-discharge, over-current, short-circuit, temperature protection
⚡ DIY Solar

48V System · Battery config

Which setup do you prefer for your 48V off-grid build?
Option A
4× 12V + Inverter
Four 12V batteries in series · classic modular approach
⚙️ flexible
Votes 0%
VS
Option B
1× 48V + Inverter
Single 48V battery · streamlined, high-voltage native
🔋 integrated
Votes 0%
0 0 total 0

Humsienk Blog — LiFePO₄ Battery Insights for Solar, RV & Home Energy

Practical guides, real-world tips, and expert advice on choosing the right LiFePO₄ battery for your solar setup, RV conversion, marine application, or whole-home backup — helping you make informed decisions for reliable, sustainable energy storage.