Shenzhen Bely Energy Technology Co., Ltd.
                                                                                                           
Verified Supplier
10 Years
Since 2016
Menu

Bely LiFePO4 12V 50Ah Deep Cycle Battery - 3000+ Cycles, 6kg Weight, IP65 Rated for Marine & RV Use

Price Negotiable
Price: Negotiable
MOQ: 10pcs
Delivery Time: 7-14 days for samples, 35-60days fpr mass production
Brand: Bely
Product Description
Bely LiFePO4 12V 50Ah Deep Cycle Battery
Experience superior performance with our advanced lithium iron phosphate battery technology, offering up to 5x longer lifespan than traditional lead-acid batteries with over 3,000 cycles at 90% depth of discharge.
Key Features & Advantages
Extended Cycle Life
More than 3,000 cycles at 90% depth of discharge, significantly outperforming lead-acid alternatives.
Lightweight Design
Weighing only 6kg, approximately one-third the weight of comparable lead-acid batteries.
High Discharge Capacity
Maximum continuous discharging current of 50A, compatible with most inverters on the market.
Built-in Safety
Integrated BMS protection and UL1642, UN38.3, ICE62619 certified prismatic cells.
Technical Specifications
Parameter Value
Nominal Voltage 12.8V
Capacity 50Ah / 640Wh
Dimensions 198mm x 128mm x 200mm (220mm)
Weight 6kg
Max Charging Current 50A
Max Discharging Current 50A
Cycle Life ≥3,000 cycles
Protection Class IP65
Operating Temperature -20°C to 60°C
Direct Replacement Compatibility
Designed with identical housing dimensions to most common AGM, lead-acid, and GEL batteries. Optional round poles allow reuse of existing terminals without requiring battery holder modifications or charging structure changes.
Bely LiFePO4 12V 50Ah battery showing compact design and professional construction
Battery Management System (BMS)
Our integrated BMS serves as the intelligent control center, protecting against temperature fluctuations, ground faults, and unsafe operating conditions while regulating power output.
Application Areas
  • Motorhomes, caravans, and RVs
  • Solar power systems and renewable energy storage
  • Electric boat motors and marine applications
  • Mobile power supplies and camping equipment
  • Emergency power systems and UPS
  • High-performance traction and storage applications
Safety Instructions
Always use appropriate transport equipment for this 6kg battery. Ensure secure mounting to prevent movement during operation. Never connect with reversed polarity as this will irreparably damage the BMS electronics. Use only compatible chargers and maintain proper installation by qualified specialists.
Certifications & Warranty
Certified to CE, FCC, ROHS, UN38.3, MSDS standards with comprehensive 2-year warranty coverage.
Customization Options
We offer OEM & ODM services including custom branding. Parallel connection supports up to four batteries, with series connection available through custom BMS configuration.
Professional installation diagram showing proper LiFePO4 battery mounting and connection procedures
Frequently Asked Questions
Can I place a sample order?
Yes, we welcome sample orders for quality testing and verification with MOQ as low as 1-10 pieces.
Do you offer custom branding?
Yes, we provide OEM services with logo printing. Please confirm design requirements before production.
What is the warranty period?
All batteries include a comprehensive 2-year warranty with extension options available.

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Shenzhen Bely Energy Technology Co., Ltd.
Location 4/F, No. 1 Building, HuaWei KeGu Industry Park, Dalingshan Town, Dongguan, Guangdong, China. P.C.: 523000
Contact Person Sales department

Request A Quote

Please check your email address.
Your message must be at least 20 characters.