Lenovo E480 Battery

E480 Battery
 

Technical Specifications

• Chemistry & Cells: 3‑cell Lithium‑Polymer pack
• Voltage: 11.1 V nominal
• Capacity: ~4,100–4,200 mAh, ~45 Wh

Compatibility

• E480 (Type 20KQ, 20KN)
• E485, E490, E495 (20KU, 20N8, 20NE)
• E580, E585, E590, E595 (20KS, 20KV, 20NB, 20NF)
• ThinkPad E14/E15 (2019, 1st Gen)

Performance & Battery Life

• Rated Capacity: ~45 Wh → translates to real-world runtimes of about 5–6 hrs depending on usage
• Recharge Cycles: Rated for approximately 300–500 cycles 

Typical Runtime:

• Productivity tasks: ~4–6 hrs
• Lighter workloads: may reach near upper range depending on settings

Usage & Maintenance Tips

• Calibrate after installation: fully charge, then discharge to ~5%, recharge fully to reset battery gauge.
• Charge cycles: cycle every few weeks to maintain health.
• Avoid deep discharges and prolonged 100% storage.