1 6

HumsiENK

Bluetooth 12V 300Ah Battery LiFePO4 Lithium Built-in 100A BMS, 15000 Deep Cycles Battery 3840Wh with Low-Temp Protection for RV Marine Trolling Motor Home Energy Storage Off-Grid Living

Bluetooth 12V 300Ah Battery LiFePO4 Lithium Built-in 100A BMS, 15000 Deep Cycles Battery 3840Wh with Low-Temp Protection for RV Marine Trolling Motor Home Energy Storage Off-Grid Living

$568.49 USD
$568.49 USD
Sale Sold out
Shipping calculated at checkout.

Overview

  • Brand : HumsiENK
  • Size : 300ah
  • Product Dimensions : 20.63"D x 9.65"W x 8.66"H
  • Number Of Cells : 4
  • Terminal : M8 Bolt
  • Automotive Fit Type : Universal Fit
  • Manufacturer : HumsiENK
  • Vehicle Service Type Boat, Golf Cart, Not Use for Starting, RVs: Motorhome, Truck camper, Pop-Up Camper/ Folding Trailer, Teardrop Trailer, Truck, Van Boat, Golf Cart, Not Use for Starting, RVs: Motorhome, Truck camper, Pop-Up Camper/ Folding Trailer, Teardrop Trailer, Truck, Van See more : Voltage 12 Volts
  • : Vehicle Service Type Boat, Golf Cart, Not Use for Starting, RVs: Motorhome, Truck camper, Pop-Up Camper/ Folding Trailer, Teardrop Trailer, Truck, Van Boat, Golf Cart, Not Use for Starting, RVs: Motorhome, Truck camper, Pop-Up Camper/ Folding Trailer, Teardrop Trailer, Truck, Van See more
  • : Voltage 12 Volts
  • Battery Cell Composition Lithium Ion : Item Weight 59.5 Pounds
  • : Battery Cell Composition Lithium Ion
  • : Item Weight 59.5 Pounds

About this item

  • 3.84kWh and 10-year lifespan：12.8V 300Ah LiFePO4 battery has a lifespan of up to 10 years, lasting 30 times longer than traditional lead-acid batteries. When fully charged, a LiFePO4 battery can provide 3.84kWh of energy. It can reach 15,000+ deep cycles. At the same time, the shell is resistant to drop and impact.
  • Real-Time Bluetooth Monitoring & Smart BMS：Bluetooth 5.0 Connectivity – Monitor voltage, temperature, and charge status in real-time via the Humienk Smart App (iOS/Android). We are constantly upgrading the Bluetooth app to enhance user experience.
  • Lighter and Space Saving：The size of HumsiENK 12V 300Ah Bluetooth battery is 20.63×9.65×8.66 inches. Due to its high energy density, this battery has twice the usable capacity of lead-acid batteries and is 40% lighter in weight, so you can carry it easily. Weighing only 59.52 pounds, it retains high power while saving more space.
  • Grade A+ Battery and 100A：The high-level battery management system provides overcharge, over-discharge, over-current, and short-circuit protection to ensure long-term safety and stability. High-temperature cutoff prevents charging above 145°F (65°C), making it safer than lead-acid alternatives. It can adapt to a wider range of temperature environments, making it an outdoor advantage as an RV battery.
  • Up to 61.44kWh Scalable Energy Storage：Supports 4S4P configuration, enabling up to 51.2V 1200Ah and a massive 61.44kWh energy system. This rv battery scalable power solution is perfect for home solar storage, marine, emergency backup, RV, camper and sea travel, off-grid applications, etc. can easily meet high energy needs.
  • Low Temperature Cut off Protection：The integrated BMS automatically cuts off charging under low temperature conditions, preventing irreversible battery damage and ensuring service life in extreme climates. HumsiENK provides five-year solutions for all batteries. 24-hour friendly and professional customer support, if you have any questions, please feel free to contact us for help.
  • Wide Application：Ideal for home energy storage, UPS backup power, RV, camper, golf cart, trolling motor, yacht, solar system, digital/CCTV camera, DIY project, etc. Versatile solution for both leisure and professional use.
View full details

review

  • ⭐️⭐️⭐️⭐️⭐️

    This smart speaker has completely changed how I listen to music at home. The sound quality is crisp and the voice assistant is very responsive.
    – James T.

  • ⭐️⭐️⭐️⭐️⭐️

    I love how this smart thermostat learns my schedule and adjusts the temperature automatically. It’s user-friendly and has helped lower my energy bills.
    – Emma R.

  • ⭐️⭐️⭐️⭐️⭐️

    Setup was easy, and the smart lights add a cool ambiance to my living room. The app is intuitive and lets me customize colors with ease.
    – Liam S.

Blog posts

1 3

FAQ

How long does shipping take?

Shipping takes place within 3-5 business days. If there is a problem with the shipment of the product, we will notify you via the email address you entered when ordering.

Is free shipping available?

We do not currently offer free shipping. However, this may be added at some point. We apologize.

How can I get a tracking number for my order?

If your order has been shipped, we will add the tracking number to your order and notify you via the email address you entered when ordering.

How do I process a return or exchange?

For returns or exchanges, please contact us within 14 days of receiving the product, along with a receipt or screenshot of the purchase, and a photo of the product with the packaging or tag intact.