NEW 12V 300Ah Lithium LiFePO4 Battery 3840Wh BMS Deep Cycle For Marine RV Solar For Sale

Product Description Features: 【Automotive Grade Lithium Battery】 12V 300Ah Lithium Batteries have superior quality since it is manufactured by Automotive Grade LiFePO4 Cells with higher energy density, more stable performance & greater power. Highest-level safety based on UL Testing Certificate for the LifePO4 battery. The LiFePO4 batteries support 100% DOD &100% SOC. 12V 300Ah Battery supports max. 3.84kWh usable energy . 【Up to 15000 Cycles】 LiFePO4 Batteries provide up to 15000 cycles, which depends on your actual using depth of discharge (4000 cycles at 100%DOD, 6000 cycles at 80%DOD, 15000 cycles at 60%DOD). It is more than 20~30 times to Lead Acid with 200~500 cycles. LiFePO4 battery has a 10-year service life, which is longer 3 times than the Lead Acid Battery’s 3-year lifetime. 【1/3* Lightweight】 12V 300Ah LiFePO4 Battery weighs only 57.63 lbs, compared to lead-acid batteries, lithium battery provides 56Wh/lb energy density, and only 1/3* the weight of the lead-acid battery, which makes it easier to install or move. It is a perfect upgrade for any 12V Deep Cycle battery. This makes Lithium batteries perfect for solar homes, RVs, campers, motor homes, and off-grid applications. 【Flexible Capacity Expansion】 Lithium Battery can be connected in parallel and series for larger capacity and higher voltage. The 12V 300Ah battery supports up to 4 identical batteries for up to a 48V 300Ah battery system in series or a 12V 1200Ah battery system in parallel. That also can be connected to 16 identical batteries(4P4S) to a 48V 800Ah battery system, which supports max. 38.4kWh load power and 70.68kWh energy. Various combinations make it more flexible to use. 【100% Protection】 Lithium Battery has built-in BMS (Battery Management System) to protect it from overcharge, over-discharge, over-current, and short circuits with ultra-low self-discharge rate. Built-in high-temp cut-off prevents charging over 167 °F (75 °C). Without memory effect, no matter what state the battery is, it can be used as soon as it is charged. battery is IP65 level waterproof, which set you free from worrying to install indoors or outdoors. 【USA Local Warehouses & Fast Customer Service】We are committed to providing you with satisfactory delivery & customer service. We arrange the shipment from USA local warehouses in CA. Generally, the product will be delivered within 3-7 working days. We provide professional technical support and customer service as phone support or online services with quick response within 24 hours. If you have any questions, please feel free to contact us, we will do our best to meet your needs. 【For Trolling Motor】 12V 300Ah battery is suitable for home energy storage rather than starting battery for car or golf cart. We recommend using this 12V 300Ah battery for a 40~90lbs thrust trolling motor.
Specifications: Normal Voltage: 12.8V Normal Capacity: 300Ah Charge Voltege: 14.4-14.6V Cut-off Voltage: 10V Maximum Continuous Discharge Current: 100A Peak discharge current: 200A (Duration: less than 5 seconds) Over Charging Protection Voltage: 14.6V Cycle Life: 4000 cycles at 100%DOD, 6000 cycles at 80%DOD, 15000 cycles at 60%DOD Discharge Temperature: -20℃~60℃ Charge Temperature: 0~45℃ Dimensions: 20.3*8.6*9.3in Weight: 57.63lbs
Package Includes: 12V 300Ah LiFePO4 Battery Pack *1 Terminal Screws *2 Pairs Product Manual *1 Please be noted: battery charger is not included.

• Payment
• Shipping
• Returns
• Contact Us & response
• Warning

Wholesale Inquiry

• Bulk Discounts Available:We support wholesale orders! If you need to purchase in large quantities, please contact us via Message for exclusive bulk pricing.

Payment Policy

• Accepted Payments:We securely accept all standard payment methods processed directly through .

• Shipping Address Limit:To comply with seller protection policies, we shipONLY to your registered address. For security reasons, we cannot alter shipping addresses via message or email after purchase. Please verify your address before paying.

• Unpaid Orders:Payment is required within7 business daysof purchase. After this period, an unpaid item case will be automatically opened by .

Shipping Policy

• Fast Handling Time:All orders are dispatched viaGoFo Express, USPS, or FedExwithin48 business hours(excluding weekends & holidays) after payment clearance. Tracking info will be uploaded to immediately.

• Domestic Warehouses:Shipped from our US warehouses inCA and NJto ensure the fastest delivery to your doorstep.

• Delivery Status Check:If your package is delayed, please contact your local post office or message usFIRST. We will immediately coordinate with the courier to locate your package, resend it, or issue a full refund.

📌Please contact us before opening an case—your satisfaction is always our top priority.

Returns & Warranty

• Quality Guaranteed: Every item is fully tested and inspected before shipping to guarantee it arrives brand new and in perfect working order.

• 30-Day Hassle-Free Returns: We offer a 30-day money-back guarantee. If your item arrives damaged or defective, please send us a message with clear photos and a description of the issue. We will arrange a free replacement or full refund.

• Return Conditions:

  2. Original Condition: Items must be returned unused, in their original packaging, and sent with tracking/delivery confirmation.

• Customer Support: Have questions before or after buying? Reach out to us via Message. We respond promptly and believe that friendly communication can resolve any issue.

• Positive response: If you love your purchase, could you please leave us Positive responseIt supports our growing business. We will automatically leave outstanding response for you in return.

• Resolve Issues First: We highly value our reputation. If you are unsatisfied for any reason, please message us before leaving negative/neutral response. We guarantee to work with you to find a perfect solution.

WARNING (Battery Safety & Usage)

• DO NOT short-circuit, disassemble, crush, or puncture the battery.

• DO NOT expose the battery to water, open flames.

• Keep Away from metal objects (such as keys or coins in pockets) to prevent accidental short circuits.

• Keep Out of reach of infants and children.

• DO NOT mix old and new batteries, or different battery types/brands in the same device.

• Dispose of used batteries responsibly in accordance with your local environmental recycling regulations.

Payment Wholesale Inquiry

• Bulk Discounts Available:We support wholesale orders! If you need to purchase in large quantities, please contact us via Message for exclusive bulk pricing.

Payment Policy

• Accepted Payments:We securely accept all standard payment methods processed directly through .

• Shipping Address Limit:To comply with seller protection policies, we shipONLY to your registered address. For security reasons, we cannot alter shipping addresses via message or email after purchase. Please verify your address before paying.

• Unpaid Orders:Payment is required within7 business daysof purchase. After this period, an unpaid item case will be automatically opened by .

Shipping Shipping Policy

• Fast Handling Time:All orders are dispatched viaGoFo Express, USPS, or FedExwithin48 business hours(excluding weekends & holidays) after payment clearance. Tracking info will be uploaded to immediately.

• Domestic Warehouses:Shipped from our US warehouses inCA and NJto ensure the fastest delivery to your doorstep.

• Delivery Status Check:If your package is delayed, please contact your local post office or message usFIRST. We will immediately coordinate with the courier to locate your package, resend it, or issue a full refund.

📌Please contact us before opening an case—your satisfaction is always our top priority.

Returns Returns & Warranty

• Quality Guaranteed: Every item is fully tested and inspected before shipping to guarantee it arrives brand new and in perfect working order.

• 30-Day Hassle-Free Returns: We offer a 30-day money-back guarantee. If your item arrives damaged or defective, please send us a message with clear photos and a description of the issue. We will arrange a free replacement or full refund.

• Return Conditions:

  2. Original Condition: Items must be returned unused, in their original packaging, and sent with tracking/delivery confirmation.

Contact Us & response

• Customer Support: Have questions before or after buying? Reach out to us via Message. We respond promptly and believe that friendly communication can resolve any issue.

• Positive response: If you love your purchase, could you please leave us Positive responseIt supports our growing business. We will automatically leave outstanding response for you in return.

• Resolve Issues First: We highly value our reputation. If you are unsatisfied for any reason, please message us before leaving negative/neutral response. We guarantee to work with you to find a perfect solution.

Warning WARNING (Battery Safety & Usage)

• DO NOT short-circuit, disassemble, crush, or puncture the battery.

• DO NOT expose the battery to water, open flames.

• Keep Away from metal objects (such as keys or coins in pockets) to prevent accidental short circuits.

• Keep Out of reach of infants and children.

• DO NOT mix old and new batteries, or different battery types/brands in the same device.

• Dispose of used batteries responsibly in accordance with your local environmental recycling regulations.

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