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HumsiENK

12V 300Ah LiFePO4 Lithium Battery with Bluetooth APP Monitoring, Max. 3840Wh, 15000+ Deep Cycles, 100A BMS, Low-Temp Cutoff – for RV, Solar, Marine, Off-Grid, Home Energy Storage

12V 300Ah LiFePO4 Lithium Battery with Bluetooth APP Monitoring, Max. 3840Wh, 15000+ Deep Cycles, 100A BMS, Low-Temp Cutoff – for RV, Solar, Marine, Off-Grid, Home Energy Storage

$598.49 USD
$598.49 USD
Sale Sold out
Shipping calculated at checkout.

Overview

  • Brand : HumsiENK
  • Terminal : Bolt Terminal
  • Manufacturer : HumsiENK
  • Vehicle Service Type Boat, Marine, RV, Van : Voltage 12.8 Volts
  • : Vehicle Service Type Boat, Marine, RV, Van
  • : Voltage 12.8 Volts
  • Battery Cell Composition Lithium Ion : Item Weight 59.52 Pounds
  • : Battery Cell Composition Lithium Ion
  • : Item Weight 59.52 Pounds

About this item

  • 【Smart Bluetooth 5.0 Monitoring】 The HumsiENK 12V 300Ah LiFePO4 Battery features real-time Bluetooth APP monitoring (up to 15m range), allowing you to track voltage, current, capacity, and more. The Humienk app is constantly being updated and and it is available to download from the App Store for iOS and Android devices. We are constantly upgrading the Bluetooth app to enhance user experience.
  • 【High Capacity & Long Lifespan】 With 3.84kWh (3840Wh) energy storage and 15,000+ deep cycles, this lithium battery lasts 10+ years—30x longer than lead-acid batteries. Its A+ EV-grade cells ensure reliability and safety.
  • 【Built-in 100A BMS & Robust Protection】 Equipped with an upgraded 100A Battery Management System (BMS), it safeguards against overcharge, over-discharge, short-circuit, and overheating (cuts off at 145°F/65°C). Low-temperature protection prevents charging in freezing conditions.
  • 【Lightweight & Space-Saving】 At only 59.52 lbs, it’s 40% lighter than lead-acid yet delivers 2x usable power. Compact dimensions (20.63×9.65×8.66 inches) make it ideal for RVs, boats, and tight spaces.
  • 【Scalable Up to 61.44kWh】 Connect 4S4P for a 51.2V 1200Ah system (61.44kWh), perfect for solar storage, off-grid setups, and high-demand backup power.
  • 【Wide Applications】 Perfect for: RV/Camper, Marine/Trolling Motors, Solar Energy Storage, Off-Grid Power, Home Backup/UPS. Includes 5-year coverage and 24/7 customer service. A safer, smarter, and longer-lasting alternative to lead-acid batteries!
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review

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    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.

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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.