RVLithTime 12V 300Ah LiFePO4 Lithium Battery For Marine, RV

$599.00 USD $359.99 USD
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All orders ship from US local warehouse

1. Free standard shipping on all orders. We do not ship to Alaska (AK), Hawaii (HI), Puerto Rico (PR), APO/FPO/DPO addresses, or P.O. Boxes.

2. The delivery time take 2-6 business days, with a guaranteed to ship within 24 hour (1 business day).

3. Shipments are typically delivered via FedEx, UPS, or DHL Ground.

We offers a 30-day return policy, which means you have 30 days after receiving your item to request a return.

We will refund the price difference if our price drops within 30 days of your purchase.

Our batteries come with a 5-year warranty, effective from the date of purchase. Warranty eligibility is subject to proper installation and operation in compliance with the product manual. Please contact us for full warranty terms and technical support.
👉 For details or support, please contact info@rvlithtime.com

Lightweight and portable, saving space
【Grade-A Cells】RVLithTime 12V 300AH lithium batteries made with 3.2V grade-A LifePO4 cells, Delivers 4000 Cycles at 100% DOD, 6000 Cycles at 80% DOD, 15,000 Cycles at 60% DOD
【200A BMS & Multi-functional protection】RVLithTime 12V 300AH lithium battery built-in 200A BMS, delivers 200A Max.continuous discharge current. With overcharge, over-discharge, over-current, over-temperature, short circuits, Auto cell balancing Protection.
【High Energy Storage & Powerful Output】The RVLithTime 12V 300Ah lithium battery delivers 3840Wh Energy and 2560W Max.output power. Perfect replacement battery for RV, solar system, UPS backup power and other equipment.
【Standard Lead-Acid Case & Plug-in-Play】 RVLithTime 12V 300AH LifePO4 lithium battery features a standard lead-acid battery case, Weight only 26KG, 1/3 weight of traditional lead-acid batteries, Plug-and-play design making it an ideal replacement for traditional 12V lead-acid batteries.
【IP65 WaterProof】 IP65 waterproof rating sealed ABS housing for Harsh Environments.
【Max 4S4P Expandable Design】Supports up to 4S4P for larger systems.
【5-year warranty】RVLithTime provide 5-year of after-sales service and committed to providing excellent service for every battery sold.

12V 300AH 3840Wh LiFePO4 Battery
$599.00 USD $359.99 USD
$599.00 USD $359.99 USD

US Warehouse

Free Shipping

Fast Delivery

5-Year Warranty

10-Year Lifespan

24-Hour Support

RVLithTime 12V 300Ah LiFePO4 Lithium Battery, 12.8V 3840Wh Deep Cycle Rechargeable Iron Phosphate Battery Perfect For RV, Marine, Golf Carts, Boat, Solar Panel, Camping, Truck

Big Capacity With Mini Compact Design

RVLithTime Mini 12V 300AH LifePO4 lithium battery features a standard lead-acid battery housing, The dimensions of the battery is L15.04*W7.6*H9.84 in (382*193*250 mm), And Weight only 26KG, 31% smaller, 50% lighter and zero space-wasting than traditional lead-acid batteries, Plug-and-play design making it 100% easier to install. No more complex wiring, just safe, clean, reliable power. fits into RV battery bays, boat compartments, campers, and solar cabinets.

Powerful Energy To Every Trips

RVLithTime 12.8V 300Ah lithium battery delivers 3840Wh of usable energy and 2560W of maximum output power. Perfect replacement battery for RV, solar system, home backup power and other equipment.

Expandable via Series & Parallel Connection, Max 4S4P

RVLithTime 12V 300Ah LiFePO4 battery supports flexible series and parallel expansion. It allows up to a 4S4P for larger systems, connecting 16 units to build a 51.2V 12000Ah battery system, Delivering a maximum energy capacity of 61.44kWh and maximum load power of 40.96kW. You can freely customize series-parallel connection based on your RV Livings, solar-powered homes or off-grid cabins requirements.

200A BMS Multi-functional protection

Deep cycle RVLithTime 12V 300AH lithium battery built-in 200A BMS, Protection against overcharge, over-discharge, over-current, over-temperature, short circuits, Auto cell balancing Protection.

IP65 Waterproof, Ideal for Marine Applications

RVLithTime 12.8V 300Ah LiFePO4 battery adopts a sealed ABS housing with an IP65 waterproof rating, built to endure harsh environments. It features moisture-proof, salt-spray-resistant and dust-proof performance.

Power Your Every Lifestyle

From RV road trips and marine boating to backyard camping, outdoor stove cooking, home energy storage and remote off-grid cabins—RVLithTime 12V 300Ah mini battery provides reliable energy wherever your lifestyle takes you.

BATTERY

Battery Model

12V 300Ah LiFePO4 Battery

Cell & Method

3.2V 300Ah 4S1P Grade A LiFePO4 Cells

Nominal Voltage

12.8V

Nominal Capacity

300Ah

Energy

3840Wh

Dimensions

L15.04*W7.6*H9.84 in

Weight

26 kg

Cycle Life

>6000 Cycles@80%DOD

Warranty

5 Years

BMS

Built-in BMS

200A

Max. Continuous Discharge Current

200A

Peak Discharge Current

400A(2 Sec)

Max. Load Power

2560W

CHARGE

Charge Method

CC/CV

Charge Voltage

14.6V ± 0.2V

Recommend Charge Current

60A

TEMPERATURE

Discharge Temperature

-20°C to 60°C / -4°F to 140°F

Charge Temperature

0°C to 45°C / 32°F to 113°F

Storage Temperature

0°C to 40°C / 32°F to 104°F

OTHERS

Terminal Type

M8

Housing Material

ABS

Waterproof Rate

IP65

User Manual

RVLithTime 12V 300Ah LiFePO4 Lithium Battery For Marine, RV - User Manual.PDF

Download
  • 5 stars: 2 (100%)
  • 4 stars: 0 (0%)
  • 3 stars: 0 (0%)
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  • 1 star: 0 (0%)
V
VINCENT MICKAEL
Very good

Meets my expectations, fast delivery, very good equipment

c
cans robert
Battery

Arrived quickly in good condition but not yet installed; electrical installation not finished. The only downside is the lack of BMS markings on the battery; I had to have it confirmed by the seller. BMS 200

FAQs

The 12V 300AH battery suitable for RVs, marine (trolling motors), DIY solar projects, off-grid living, and home energy backup.

The 12.8V 300AH battery provide 4000 cycles at 100% Depth of Discharge (DOD), 6000 cycles at 80% DOD, and up to 15,000 cycles.

You have three main options for charging your LiTime battery:1、Solar Panels;2. Generator/Alternator;3. LiFePO4 Battery Chargers.

You can contact we via info@rvlithtime.com

Yes. The 12V 300AH battery come with a 200A BMS. It have full-protection.

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Why Buy From RVLithTime

100% Grade-A Cells • Exceptional Value

Every RVLithTime battery is 100% tested before shipping. Featuring Grade-A cells and high-quality materials, our prices beat comparable retail alternatives.

Fast & Free Delivery | 2–6 Working Days

Power up your premium lifestyle sooner. We ship straight from our US warehouse to your doorstep, with delivery in 2–6 business days.

Lifetime Technical Support + 5-Year Warranty

RVLithTime offer a 5-year warranty on batteries and lifetime consultation support, so you can enjoy peace of mind while using our batteries.

Passion • Integrity • Respect • Professionalism

RVLithTime love to help — reach out anytime for your LiFePO4 battery inquiries. enjoy worry-free, reliable power whenever you use the battery.