97Wh Dell Latitude E5420 E6420 Laptop Battery Replacement – T54FJ, HCJWT

The 97 Wh Dell Latitude battery (compatible with part numbers T54FJ and HCJWT) provides exceptional runtime for Latitude E5420, E5520, E6420, E6520, and related models. Designed as a direct OEM-style replacement, the 9-cell Li‑ion pack delivers around 11.1 V and 97 Wh (approx. 5,000 mAh), enabling up to 5–8 hours of everyday use—ideal for professionals, students, and on-the-move users.

Product Features

Original Dell Latitude Battery Replacement

This high-quality replacement battery is designed specifically for Dell Latitude E5420, E5520, E6420, and E6520 laptop models. It delivers reliable power and performance, ideal for business, education, or daily computing.

High-Capacity Performance

With a powerful 97Wh capacity and 9-cell configuration, this lithium-ion battery offers extended run time and reduces the need for frequent recharges, helping you stay productive longer.

Advanced Lithium-Ion Technology

Manufactured using premium-grade cells, this battery ensures efficient energy use, stable voltage output, and a long service life.

Safety and Reliability

Equipped with built-in protection circuitry to prevent overcharging, overheating, and short-circuiting. It provides stable and safe power to your Dell Latitude laptop.

Extended Warranty

Backed by a 12-month warranty for peace of mind and customer satisfaction. A 6-month warranty is also listed under product details, with an optional exchange guarantee if needed.

Helpful Troubleshooting Steps

If your battery isn’t recognized or charging fully, follow these steps:

• Power off the laptop and unplug the AC adapter
• Remove the battery and boot with AC only
• Shut down, reinsert the battery, and restart the system

Product Specifications

• Battery Type: 9-cell Li-ion, Brand New
• Voltage: 11.1V
• Capacity: 97Wh / 5100mAh
• Color: Black
• Battery Part Numbers: T54FJ, HCJWT, 312-1163, 7FJ92
• Compatibility:
  • Dell Latitude E5420 Series
  • Dell Latitude E5520 Series
  • Dell Latitude E6420 Series
  • Dell Latitude E6520 Series
• Incompatible With:
  • Dell PA3534U-1BRM
  • Dell Latitude E6430, E6430S, E5430
  • Dell Inspiron 15R 5520, 7520, 7720
• Condition: 100% Brand New
• Warranty: 12 Months Manufacturer Warranty
• Recommended Use: Replacement laptop battery for Dell Latitude series