Dell JWT1K 60Wh 4-Cell Li-Ion Laptop Battery for Latitude 5400/5410/5500/5510 and Precision 3540/3550

Restore dependable mobile power to your Dell Latitude or Precision workstation with this genuine 60Wh 4-cell lithium-ion battery. Engineered for the Latitude 5400, 5401, 5410, 5411, 5500, 5501, 5510, 5511 and Precision 3540, 3541, 3550, 3551 series, the JWT1K delivers the exact voltage and capacity your system expects, ensuring seamless compatibility and safe, efficient charging. Its 60 watt-hour rating provides a solid balance of runtime and weight, keeping you productive through meetings, travel, and extended work sessions away from an outlet.

Advantages

Because this is a genuine Dell part, you avoid the risks of third-party cells: no unexpected shutdowns, no erratic charge indicators, and no premature wear. The 4-cell configuration keeps the battery slim and light while still offering meaningful capacity. The proprietary Dell connector guarantees a secure physical and electrical fit, and the internal design means no external bulk—just install and close the bottom cover.

Suitable for

• Dell Latitude 5400, 5401, 5410, 5411
• Dell Latitude 5500, 5501, 5510, 5511
• Dell Precision 3540, 3541, 3550, 3551
• IT departments standardizing on Dell business notebooks
• Professionals needing a reliable replacement or spare battery

Key specifications

• Battery type: Lithium-Ion (Li-ion)
• Capacity: 60 Wh (216 kJ)
• Number of cells: 4
• Nominal voltage: 15.2 V
• Manufacturer part number: JWT1K
• Dell part number: JWT1K
• Rechargeable: Yes
• Installation: Internal
• Colour: Black
• Connector: Proprietary Dell connector

Recommendations

For maximum lifespan, calibrate the battery every few months by fully charging, then discharging to 5% before recharging. Always use a genuine Dell AC adapter to maintain warranty and optimal charging performance. Store the battery at 40–60% charge in a cool, dry place if not used for extended periods.