12.8V 50Ah LiFePO4 Battery Pack

Operating Voltage Range: 8.8V – 14.6V
Nominal Voltage: 12.8V
Nominal Capacity: 50Ah
Minimum Capacity: 49Ah
Rated Energy: 640Wh

LiFePO4 Battery Pack – 12.8V (50Ah)

The 12.8V 50Ah LiFePO4 Battery Pack is a premium-grade lithium iron phosphate battery designed for applications requiring strong power output, excellent safety, and long operational lifespan. With fast charging capability, high discharge power, a long 4000-cycle life, and IP65 outdoor durability, this battery is perfect for solar storage, RV systems, marine use, backup power, and industrial-grade applications.

Applications:

Solar energy storage systems (off-grid/on-grid)
RV, caravan, and camper electrical systems
Marine electronics, trolling motors & navigation devices
UPS and emergency backup power solutions
Portable power stations and outdoor equipment
Industrial automation, machinery & robotics
Medical devices and mobility equipment
CCTV, telecom systems, and 12V field equipment

Technical Specifications:

Operating Voltage Range: 8.8V – 14.6V
Nominal Voltage: 12.8V
Nominal Capacity: 50Ah
Minimum Capacity: 49Ah
Rated Energy: 640Wh
Maximum Continuous Discharge Power: 640W
Fast Charging Voltage: 14.6V
Standby Charging Voltage: 13.5V – 13.8V
Floating Charging Voltage: 13.5V – 13.8V
Discharge Low Protection Voltage: 8.8V – 10V
Standard Charging Current: 10A
Recommended Charging Current: 25A
Maximum Charging Current: 50A
Standard Discharge Current: 10A
Maximum Continuous Discharge Current: 50A
Internal Resistance: ≤20mΩ
Charging Temperature: 0°C to 50°C
Discharge Temperature: -20°C to 60°C
Cycle Life (25°C, 80% DoD): 4000 cycles
Cell Configuration: 4S
Waterproof & Dustproof Rating: IP65
Weight: ≈5 kg
Product Size (L × W × H): 228 × 138 × 211 mm

Safety & Compliance:

LiFePO4 chemistry provides superior thermal stability and non-flammable performance
Built-in BMS protection: overcharge, over-discharge, short circuit, overcurrent
Low internal resistance (≤20mΩ) reduces heat and increases safety
IP65 waterproof and dustproof rating, ideal for outdoor environments
Wide temperature range supports extreme climate conditions
Environmentally safe, free of toxic heavy metals and hazardous materials

Benefits:

High power output with 50A continuous discharge for demanding devices
Fast charging up to 50A, reducing downtime significantly
Ultra-long lifespan with 4000+ cycles, offering exceptional durability
Consistent voltage delivery, ideal for sensitive electronics
Compact, lightweight, and portable, great for mobile and off-grid systems
Low self-discharge rate, excellent for standby and backup applications
Maintenance-free with no acid, fumes, or regular servicing required
Superior performance compared to AGM, gel, and lead-acid batteries

Long Life and Reliability:

4000+ cycle lifespan, ensuring many years of dependable performance
Designed for rugged environments, supporting -20°C to 60°C operation
Durable IP65 casing, resisting dust, splashes, and outdoor exposure
Advanced thermal stability prevents overheating and capacity loss
Reliable continuous discharge (50A) for high-load and industrial applications
Perfect for long-term installations in solar, RV, marine, and backup systems

What devices can use the 12.8V 50Ah LiFePO4 battery power?

This battery is suitable for solar energy systems, RV and camper power setups, marine electronics, UPS backup units, portable power stations, medical equipment, and industrial devices that require stable, high-power 12V output.

What devices can use the 12.8V 50Ah LiFePO4 battery power?

The battery offers an exceptional lifespan of 4000+ cycles at 80% DoD, meaning it can last 8–12 years, significantly outperforming lead-acid or AGM batteries.

What type of charger should I use with this battery?

Use a LiFePO4-compatible charger with:

Fast charging voltage: 14.6V
Recommended charging current: 25A
Maximum charging current: 50A

Using non-LiFePO4 chargers may damage the battery or reduce its lifespan.

Is the 12.8V 50Ah battery suitable for outdoor and harsh environments?

Yes. With an IP65 waterproof and dustproof rating, wide temperature tolerance (-20°C to 60°C), and built-in BMS safety features, it is ideal for outdoor equipment, marine use, and extreme weather conditions.