[New Arrival: Automatic 5% OFF] Humsienk 12V 300Ah LiFePO4 Battery 3.84kWh for RV & Household

$499.99 USD $389.99 USD SAVE $110.00 USD

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🔥July New Arrival - Automatic 5% OFF: 1 PACK (3.84kWh)

1 PACK (3.84kWh)
2 PACK (7.68kWh)
3 PACK (11.52kWh)
4 PACK (15.36kWh)
Tech Specs
Mechanical Plastic Case ABS
Size

521.51×238.01×220.73(mm)/20.53×9.37×8.69(inch)
Weight 28.6kg±3%/63.05lb±3%
Electrical
Characteristics		 Nominal Voltage 12.8V
Nominal Capacity 300Ah
Energy 3840Wh
Terminal M8
Cycle Life 6000@DOD80%
Months Self Discharge s3%/Month
Efficiency Of Charge 100%@0.2C
Efficiency Of Discharge 96~99%@0.5C
Standard Charge Charge Voltage 14.4V+0.2V
Charge Mode CC/CV
Charge Recommended Current 60A
Max. Continuous Charge Current 200A
Standard Discharge Discharge Recommended Current 150A
Max. Continuous Discharge Current 200A
Discharge Cut-Off Voltage 10V
Environmental Charge Temperature 32°F~131°F/0℃~55°C
Discharge Temperature -4°F~140°F/-20°C~60°C
Storage Temperature 32°F~113°F/0°C~45°C
Ingress Protection Rating IP65
Download

Tech Specs

User Manual

Humsienk 12V 300Ah LiFePO4 Battery – 3840Wh, 200A BMS

This 3840Wh lithium battery features a 200A intelligent BMS for full protection. With 6,000+ deep cycles and a maintenance‑free design, it’s the ideal drop‑in upgrade for RVs, boats, cabins, and off‑grid systems.
Humsienk 12V 300Ah LiFePO4 battery 3840Wh 200A BMS RV off-grid

6‑Layer BMS Protection – 200A Continuous, 300A Peak

The built‑in 200A BMS safeguards against over‑current, over‑charge, over‑discharge, low/high temperature, and short circuits. Delivers 200A continuous (300A peak) for high‑power devices while extending battery life – reliable protection for all your adventures.
12V 300Ah BMS 200A protection over-current over-charge low-temp short circuit

3840Wh Powers Your RV Appliances All Day

Estimated daily consumption: Air Conditioner (60%), Refrigerator (18%), Coffee Maker + Hair Dryer (10%), Lights + Pump + TV (11%), Microwave (1%). This battery handles your essential loads comfortably, giving you true energy independence on the road. (Approximate data for reference.)
12V 300Ah RV battery energy consumption air conditioner refrigerator daily load 3840Wh

Charge in ~5 Hours – AC, Solar, Alternator, or Generator

Reach full charge in about 5 hours with a 60A charger from shore power, solar panels (600W + MPPT), vehicle alternator + DC‑DC charger, or a portable generator. Flexible charging ensures you’re never left without power, wherever you are.
12V 300Ah battery charging 60A solar MPPT alternator generator 5 hours

Lightweight, Drop‑in Ready – No Maintenance, Just Power

This maintenance‑free LiFePO4 battery weighs significantly less than lead‑acid, with no watering or leaks. Simply drop it in and power on – perfect for marine, RV, cabin, and off‑grid setups. Rugged and reliable, it’s hassle‑free energy for the long haul.
Humsienk 12V 300Ah lightweight drop-in maintenance-free marine RV cabin off-grid