48V 50AH LiFePO4 Lithium Battery with Smart BMS - 2560Wh Energy, 20kg Weight for Marine & Solar Applications
Price:
Negotiable
MOQ:
50PCS
Delivery Time:
7-14 days for samples, 35-60 days for mass production
Brand:
Bely
Product Description
48V 50AH LiFePO4 Lithium Battery with Smart BMS
- New Grade A EVE prismatic cells for long cycle life and optimal performance
- Maximum discharging current: 50A with parallel connection capability
- Communication compatibility with Victron devices and battery-to-battery communication
- UL1642, UN38.3, ICE62619 certified cells with CE, UN38.3 & MSDS compliance
Product Overview
This 48V 50AH LiFePO4 battery pack from Shenzhen Bely Energy Technology features advanced battery management system technology and premium EVE prismatic cells for reliable performance in marine, renewable energy, and mobile applications.
Technical Specifications
| Electrical Specifications | Mechanical Specifications | ||
|---|---|---|---|
| Nominal Voltage | 51.2V | Dimensions (L x W x H) | 345 x 190 x 245mm |
| Nominal Capacity | 50Ah | Net Weight | 20.0kg |
| Energy | 2560 Wh | Terminal Type | SAE+M8 |
| Discharge Efficiency | >99% | Enclosure Protection | IP65 |
| Charge Specifications | Discharge Specifications | ||
| Maximum Charge Current | 50A | Maximum Continuous Discharge Current | 50A |
| Recommended Charge Current | ≤50A | Max. Pulse Discharge Current | 100A ( |
| Temperature Specifications | |||
| Discharge Temperature | -20℃ to +60℃ | Charge Temperature | 0℃ to +60℃ |
Battery Management System
The integrated smart BMS provides comprehensive protection and monitoring:
- Under-voltage and over-voltage protection with automatic recovery
- Temperature monitoring with shutdown protection at 90℃
- Optional Victron device communication and battery-to-battery communication
- Bluetooth app for real-time battery status monitoring and history tracking
Key Benefits
- High performance with over 3000 cycles at 80% depth of discharge
- Lightweight design at only 20kg - significantly lighter than lead-acid alternatives
- Direct replacement compatibility with existing AGM, lead-acid, or GEL batteries
- Low self-discharge rate (
- High efficiency (>96% energy utilization)
Applications
- Marine applications: electric boats, fishing vessels, and sonar systems
- Renewable energy: solar systems, photovoltaics, and off-grid power
- Mobile homes, RVs, and caravans
- Emergency power supply and UPS systems
- Electric scooters, golf carts, and mobility devices
Installation & Safety Guidelines
Important Safety Instructions
- Installation and maintenance must be performed by qualified specialists only
- Use only compatible lithium battery chargers
For optimal performance and safety, follow these guidelines:
- Ensure proper polarity when connecting - incorrect connection will damage BMS electronics
- Do not expose to permanent direct sunlight or temperatures above +60℃
- Maximum of four batteries in parallel connection (series connection requires custom BMS)
- Store at 50-60% charge level during transportation
- Charge every three months during storage to maintain battery activity
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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