12V 20Ah lithium battery
12V 20Ah LiFePO₄ battery is a lightweight, compact, and efficient lithium battery ideal for small to medium power applications where reliability and long cycle life are essential. Below is a detailed overview:
Basic Specifications
Nominal Voltage: 12.8V (LiFePO₄ chemistry)
Capacity: 20Ah
Energy Storage: ~256Wh
Charge Voltage: 14.6V
Cut-off Voltage: ~10V
Recommended Charge Current: 5–10A (max ~20A)
Max Discharge Current: Typically 20–30A (depending on BMS)
Cycle Life: 3,000–6,000+ cycles @ 80% DOD
Weight: ~2.5 (5.5 lbs)
Size: ~180 x 75 x 170 mm (customize able)
Key Features
Built-in BMS:
Overcharge, over-discharge, short-circuit, overcurrent, and temperature protection
Lightweight and Maintenance-Free
Fast Charging Capable
Long Service Life
Safe and Stable Chemistry (LiFePO₄)
Common Applications
Portable solar power kits
Electric scooters or e-bikes
Fish finders, sonar, and kayak power
Small UPS and backup systems
Surveillance systems and portable lighting
Ham radio and communication equipment
DIY and hobby projects
Advantages vs. Lead-Acid
Much longer lifespan (up to 10 years)
Lightweight (about 1/3 the weight)
Higher usable capacity (up to 100% DOD)
Faster recharge time
Consistent voltage output
No maintenance required