SHENTEC 12 V 300 Ah Self-Heating LiFePO4 Lithium Battery with 200 A BMS
SHENTEC 12 V 300 Ah Self-Heating LiFePO4 Lithium Battery with 200 A BMS
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Built-in protection against overcharging, short circuit and high temperature
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- Lifepo4 battery with low weight: the 300Ah lifepo4 12V battery weighs only 38 kg, size L x W x H: 40 x 24.3 x 24.8 cm (plus and negative pole and carry handle not included), it is easy to carry and install. Solar battery 12 V 300 Ah for motorhome, solar system complete set and household.
- 300A Updated BMS: Shentec LiFePO4 300Ah battery has a built-in 300A BMS to protect the battery from overcharging, over-discharge, over-current and short circuit with excellent low self-discharge rate. The high temperature shutdown and low temperature protection prevent the battery from being damaged. BMS has a self-healing function to protect against overload, no need to disconnect the load and then connect the batteries again.
- Low Temperature Protection Function The BMS board of Shentec 12V 300Ah Bluetooth battery has a low temperature protection function, which automatically stops charging when the temperature is below 0℃ (restart charging at 5℃), and automatically stops the discharging process when the temperature is below -20℃ to protect the battery and extend its service life.
- Smart Bluetooth: Shentec LiFePO4 300Ah 12V lithium battery has Bluetooth BMS, which can scan the QR code to download the app from our manual, and you can check the SOC, read the real-time data sheet of the charge/discharge/standby status of the battery, including SOC, voltage, current, power, battery temperature, etc.
- Advanced lithium iron technology: Shentec 300Ah 12V Lifepo4 battery use grade A cells with higher energy density, more stable performance and more power. Lifepo4 battery has excellent cycle performance, fast charging and discharging, 100% discharge depth and high output power. No memory effect, it is ready to use immediately after charging. Ideal for marine, RV, caravan, car battery and off-grid energy storage applications.
- Environmentally friendly and safer for wide application: Lifepo4 lithium battery 300 Ah 12 V is the latest generation of battery technology. LiFePO4 lithium-ion battery can be safely used in many areas: emergency power supply, home energy storage system, lighting, trolling motor, fish finder, lawn mower, golf cart, boat, solar system, 12V router, backup UPS, RV and more.
SHENTEC 12 V 300 Ah Self-Heating LiFePO4 Lithium Battery with 200 A BMS
24 Month Warranty Protection
24 Month Warranty Protection
SHENTEC stands behind every product with reliable warranty coverage to ensure long-lasting performance and peace of mind.
We offer 24 month warranty protection on our products,All warranty periods begin from the date of purchase.
Correct installation and usage per the product manual are required to maintain eligibility.
👉 For details or support, please contact us or visit our Warranty Policy page.
30 Days FREE Returns & Replacement
30 Days FREE Returns & Replacement
Official SHENTEC website.
To request a return, please contact our support team at sales@shentec.com with your order details, product serial number, and reason for return before shipping any items back.
Items must be in their original condition.
SHENTEC covers return shipping costs for defective, delayed, or damaged products. For other reasons, shipping and handling fees will be deducted from the refund.
Refunds are processed within 7 business days after we receive your return.
Custom or personalized products are not eligible for return.
Learn more about Shentec's return & refund policy.👈
Local Warehouse 3-5 Days Delivered
Local Warehouse 3-5 Days Delivered
We ship directly from our strategic local warehouses to minimize transit time and avoid customs delays.
- USA: Ships via USPS/UPS/FedEx (3-5 Business Days)
- Germany & EU: Ships via DHL/DPD/Hermes (3-5 Business Days)
- United Kingdom: Ships via Royal Mail/Hermes/DPD (3-5 Business Days)
- Australia: Ships via Australia Post/Fastway (3-5 Business Days)
*Weekends and holidays are not counted as working days.
For more shipping information,please click our Shipping Policy
Frequently Asked Questions
Q: Are SHENTEC batteries as good as the original (OEM) ones?
Q: Are SHENTEC batteries as good as the original (OEM) ones?
A: Yes! SHENTEC batteries are designed to meet or exceed the original manufacturer's specifications. We use high-quality cells and are CE/FCC/RoHS certified to ensure the same performance and safety at a more affordable price.
Q: Will using a SHENTEC battery void my tool's warranty?
Q: Will using a SHENTEC battery void my tool's warranty?
A: Generally, no. Using a high-quality third-party battery does not void your tool's warranty in most regions (like the US under the Magnuson-Moss Warranty Act). We ensure 100% electronic and physical compatibility.
Q: How do I choose the correct battery for my model?
Q: How do I choose the correct battery for my model?
A: Please check your original battery's Part Number or your tool's Model Number. You can use the "Search" bar on our website or contact our support team to double-check compatibility before purchasing.
Q: What does "Ah" mean? Can I use a higher Ah battery?
Q: What does "Ah" mean? Can I use a higher Ah battery?
A: "Ah" (Amp-hour) refers to the battery's capacity (how long it lasts). You can use a higher Ah battery (e.g., replacing a 2.0Ah with a 5.0Ah); it will provide longer runtime per charge without damaging your tool.
Q: How many cycles can I expect from a SHENTEC battery?
Q: How many cycles can I expect from a SHENTEC battery?
A: Our batteries are built for longevity, supporting up to 1,200 fast-charge cycles. With proper care, they can serve you for years.
Q: How should I store my battery if I’m not using it?
Q: How should I store my battery if I’m not using it?
A: Store it in a cool, dry place. For long-term storage, keep the battery at 40%–60% charge. Our batteries feature low self-discharge, retaining about 70% power even after 3 years of storage.
Q: Does the battery have safety protections?
Q: Does the battery have safety protections?
A: Absolutely. Every SHENTEC battery has a built-in Smart Protection System that guards against overcharging, over-discharging, short-circuits, and overheating.
Q: Why does my new battery arrive with a partial charge?
Q: Why does my new battery arrive with a partial charge?
A: For safety during shipping, batteries are usually charged to about 30%. We recommend fully charging your battery before its first use to calibrate the cells.
Q: How long does shipping take?
Q: How long does shipping take?
A: We ship from our local warehouses in the USA, Germany, UK, and Australia. Most orders are delivered within 3-5 business days.
Q: What is your return policy?
Q: What is your return policy?
A: We offer a 30-Day FREE Return & Replacement policy for any reason. If you ordered the wrong model or are not satisfied, we’ve got you covered.
Q: What is the warranty period?
Q: What is the warranty period?
A: All SHENTEC products come with a 24-Month Limited Warranty. If the product fails due to a manufacturing defect within one year, we will provide a free replacement.
Q: What should I do if my battery won't charge?
Q: What should I do if my battery won't charge?
A: First, ensure the charger is compatible and the contacts are clean. If it still doesn't work, contact us at sales@shentec.com with your order ID, and we will help you troubleshoot or send a replacement.