1. Smart Monitoring: Stay in control with real-time battery status updates via Bluetooth, ensuring a safe and worry-free adventure.
2. Robust Performance: With a 100A maximum continuous charge/discharge current, this battery can power your devices and equipment effectively.
3. Extreme Weather Ready: Operates flawlessly in temperatures ranging from -20°C to 60°C, guaranteeing performance in any climate.
4. Exceptional Longevity: Enjoy 1500-2000 cycles of use, eliminating the need for frequent replacements.
5. Versatile Mobility: As an 11.1V 18650 Li-ion battery pack, it's perfect for portable and outdoor power needs.

2. Different brands of cell for your optional
3. Basic solution or advanced solution for your optional
4. 25+inspection procures for battery pack
5. Flexible Solutions: Opt for basic or advanced battery solutions, giving you the power to select what suits your project best.


Product Name | 48V 50Ah li-ion/LifePo4 Battery Pack | Type/cells of battery | 50A /customized |
Nominal Capacity | 48V 50A 2400Wh | Battery Pack Internal Resistance | <120mΩ |
Rechargeable or not | Yes | Specification | customized |
cont. working current | 50A /customized | Applications | RV/Goft cart/Yacht etc |
Charge voltage | 58.6V /customized | Communications Protocol | SAM BUS |
Overcurrent Discharge | 50-60 A | Short circuit protection | <=20 mΩ |
Work temperature | -20 ~ +85 ºC | Storage temperature | -40 ~ +125 ºC |
work humidity | <75 %RH | Storage humidity | <85 %RH |
Gross Weight/size | 16 Kg , 525*245*218mm | Certification | ROHS/UN38.3/MSDS etc |
Shell of battery pack | plastic/Customized | Charge & Discharge share a common port or not | share a common port |
Color / Dimension | black/customized | Special Feature | Contact with bluetooth to read battery data on APP |


Shenzhen SmarTec Technology Co., Ltd. Founded in 2007, is a high-tech production-oriented enterprise. We develop and manufacture a total solution of standard battery protection board(PCM/BMS), Smart battery management system(BMS), and customized battery packs for Lithium-ion batteries including Li-ion/LiFePO4.
SmarTEC's business touches a wide variety of products in the energy industry, including mobile power battery management protection systems, high-capacity high-power battery module management systems (BMS), battery chargers, high-power industrial battery module chargers, series of lithium-ion/lithium iron phosphate Battery module and other products, mainly used in new energy vehicles, electric golf cart, electric/hybrid vehicles, telecom energy storage, solar energy storage, power grid, medical equipment, power tools, lighting, intelligent robots and other fields.
With a professional R&D team, rich production experience, advanced production technology, excellent management system, SmarTec will continuously provide customers with high-quality, safe, green products.


2. ISO9001 certified factory: passed ISO9001:2015 inspection, strictly controlled the working environment.
3. Quality assurance: Use high-quality material and build a comprehensive quality control system from parts to finished products. Importantly 100% production inspection.
4. Professional R&D center: to cooperate with the specification, proofing process, and free samples, OEM and ODM are warmly welcomed.
5. Low MOQ: Strength factory, strong production capacity, most of the battery models have stock, and can be fast dispatched.
6. Lithium battery certification with UL/CE/CB/IEC62133/KC/PSE/ROHS/ERRCS/UN38.3, etc

Services & Features:
Manufacturing facility: assembly line, device for testing high voltage aging, laser welding machine, room for high-temperature aging, machine for sorting battery cells.
1. We provide solutions within 12 hours and welcome OEM and ODM.
2. We support SKD assembling line.
3. We offer customized R&D.
4. We respond within 8 hours.
How to Order:
1. Inquiry
2. Discuss
3. Receive an offer and provide a purchase order
4. Submit a deposit
5. Start production -push production -follow production-finished production.
6. Take a video or picture of the item and send it to the purchaser.
7. The product is now ready for shipping.
8. Complete the remaining payment.
9. Send to shipper/forwarder.
10. Track shipping information.
11. Provide after-sales support.

A: Yes, OEM/ODM battery packs are warmly welcome. We have a professional R&D Team to provide you technical support.
Q: What information do you need before make a customized battery pack?
1. Size of the battery pack
2. Voltage of the battery pack
3. Capacity of the battery pack
4. Max continuous discharge / working current
5. Cable and connector types
6. Whether communication or bluetooth APP is needed.
Q: Can you print my logo on the battery cover?
A: Yes, custom logo is available.
Q: Is sample order acceptable?
A: Yes, sample orders for quality test is acceptable.
Q: How should I place an order?
A: we will issue a formal invoice to you and you just make the payment .then your order will be processed at once after got it.
Q: How should I pay? Which terms of payment do you accept?
A: T/T, Paypal, Western Union,D/P,L/C
Q: How to ship out the batteries?
A: We have good partners to arranges the shipments to all countries. Although batteries are categorized as dangerous goods, you should rest assured that your cargo will be delivered through our experienced shipping partner(s).
Q: Do you have the documents required for battery shipments?
A: Yes, we have MSDS, UN38.3 for single cells and other special files needed for shipments to some regions can also be applied for you.