AC Doctor INC 5200mAh Laptop Battery Replacement for Dell Latitude D620 D630 D631 Series

Upgrade your portable power with the AC Doctor INC 5200mAh Laptop Battery Replacement, designed for Dell Latitude D620, D630, D631 and related workstations. This Li-ion pack is available in 6-cell and 9-cell configurations, offering 5200mAh or 7800mAh respectively, and works with 11.1V systems (also compatible with 10.8V). The battery manages heat and performance to support everyday tasks on the go.

Real-world use reveals how this replacement can help you regain a familiar level of mobility: quick starts, longer work sessions between charges, and smoother transitions from AC to battery power during travel. The 6-cell option is lighter and often enough for light-duty tasks, while the 9-cell variant provides extended runtime for heavier tasks or longer days away from a charger. Estimated operation times vary by setup: approximately 1.5–2.5 hours for 6-cell and 3–4 hours for 9-cell configurations depending on usage patterns.

Key features

• New replacement battery for Dell Latitude D620, D630, D631 and related Precision M2300 series models (and other listed part numbers)
• 11.1V (also compatible with 10.8V); 6-cell 5200mAh or 9-cell 7800mAh variants for flexible runtime
• Up to 500 recharge cycles; balanced design to feel like your original battery
• CE, UL and RoHS certified for safety and compliance; US local dispatch
• Note: verify the battery part number on your current battery matches the listing before purchasing

Usage and care tips

• Install with the notebook powered off and use a compatible charger for best results
• Avoid exposing the battery to extreme heat or cold to preserve performance
• Store at room temperature with a partial charge when not in use, to help longevity
• Regularly monitor the battery’s health and replace if you notice rapid discharge or swelling

Compatibility and verification: this AC Doctor battery is designed to align with a broad set of Dell Latitude D620, D630, D631, D630c, D631N, D830N and Precision M2300 models, among others listed in the description. If in doubt, compare your current battery’s part number with the notes provided to ensure a proper match.

AC Doctor provides a brand-new battery straight from a professional manufacturer, offering dependable power for your notebook’s portability. Consider this option if your current battery no longer meets daily needs, and assess whether the 6-cell or 9-cell variant best suits your typical usage and travel schedule.