DENAQ 9-Cell 7800mAh Li-Ion Laptop Battery for Dell Latitude D620/D630/D630 XFR/D630N/D631; Dell Precision M2300

Overview: Introducing a reliable, high-capacity replacement battery designed to restore the freedom of working unplugged on your Dell Latitude and Precision machines. This new 9-Cell Li-Ion battery delivers 7800mAh of power, giving you extended runtimes so you can work, create, or browse longer between charges. Engineered as a compact, lighter upgrade, it fits with minimal footprint, helping you maintain portability without sacrificing performance. Ideal for on-the-go professionals, students, and travelers, this battery keeps pace with demanding schedules while maintaining consistent, dependable power. If you own a Dell Latitude D620, D630, D630 XFR, D630N, D631 or a Dell Precision M2300, this DENAQ replacement battery is designed to restore peak performance and restore mobility you rely on every day.

• Unmatched compatibility with Dell Latitude and Precision models: Specifically engineered to replace batteries in Dell Latitude D620, D630, D630 XFR, D630N, D631 and the Dell Precision M2300, ensuring a snug fit, secure connections, and dependable operation. The 9-cell configuration aligns with your laptop’s power circuit for reliable charge delivery and system recognition, helping you avoid compatibility headaches.
• High-capacity, long-lasting runtime: With 7800mAh capacity, this battery extends unplugged usage by many hours compared with standard or older units. Whether you’re drafting documents, running multimedia tasks, or presenting remotely, you’ll experience fewer interruptions and more productive sessions between charges.
• Smaller, lighter, and portable design: The 9-cell form factor is crafted to be smaller and lighter than typical high-capacity packs, reducing the overall weight of your laptop while preserving essential battery life. This makes it a practical upgrade for frequent travelers, commuters, and students who prize a lighter carry without sacrificing endurance.
• Quality reliability and safety: Built with Li-Ion chemistry and integrated protections against overcharge, short circuits, and overheating, this battery emphasizes safe operation and durable performance. It’s designed for consistent discharge behavior and minimal memory effect, delivering steady power across its lifecycle for dependable day-to-day use.
• Easy, plug-and-play installation with immediate compatibility: Replacing your old battery is straightforward — simply remove the exhausted pack and replace it with this battery. It supports quick installation with a secure latch and snug fit, so you can resume work quickly. After installation, a full recharge helps calibrate the power gauge for accurate remaining-life readings, enabling you to plan more effectively for trips and meetings.

Technical Details of DENAQ 9-Cell 7800mAh Li-Ion Laptop Battery

• Battery type: Li-ion rechargeable
• Cell configuration: 9-cell
• Capacity: 7800mAh
• Voltage (nominal): 11.1V (typical for 9-cell Dell batteries)
• Compatibility: Dell Latitude D620, D630, D630 XFR, D630N, D631; Dell Precision M2300
• Manufacturer: DENAQ
• Product type: Replacement laptop battery

How to install DENAQ 9-Cell 7800mAh Li-Ion Laptop Battery

• Power off your laptop and unplug from any AC power source. Close the lid and remove any connected peripherals before starting.
• Flip the laptop over to access the battery bay. Locate the battery latch or the screws securing the existing battery, and release or remove them as required by your model.
• Gently remove the old battery from its bay, taking care not to damage surrounding components or disconnect any cables. Set the old battery aside for proper disposal according to local regulations.
• Align the new DENAQ 9-Cell battery with the bay, ensuring the connector aligns with the motherboard interface. Slide the battery into place until it sits flush against the chassis and engages the latch mechanism.
• Secure the battery with the latch or screws, then reconnect the back panel if you removed it. Connect the charger and allow the battery to full cycle through a complete charge to maximize calibration and longevity.
• Power on the laptop and check the battery indicator. If needed, perform a brief battery calibration by letting it discharge to near empty and then charging to full to fine-tune the system’s power gauge for accurate remaining-life estimates.

Frequently asked questions

• Q: Is this battery compatible with my Dell Latitude or Precision laptop?
  A: This replacement is designed for Dell Latitude models D620, D630, D630 XFR, D630N, D631, and the Dell Precision M2300. If your notebook uses a 9-cell Li-Ion battery with a similar connector, it should fit. Always verify your model and battery size before purchase.
• Q: How long will the battery last on a single charge?
  A: Runtime depends on usage, screen brightness, processor load, and power settings. A fresh 7800mAh 9-cell pack typically provides substantially longer unplugged sessions than lower-capacity batteries, enabling you to work, watch, or browse for extended periods between charges.
• Q: Is the battery safe to use in my laptop?
  A: Yes. The DENAQ replacement uses standard Li-Ion chemistry with protective features to guard against overcharge, short circuits, and overheating. Use inside the recommended operating temperatures and follow local disposal guidelines when the battery reaches end-of-life.
• Q: How can I maximize battery life and performance?
  A: For best results, avoid exposing the battery to extreme temperatures, keep the system updated, and use the built-in power management presets. Occasional calibration—letting the battery discharge from full to near-empty and recharging fully—helps the system gauge estimate more accurately.
• Q: Do I need special tools or modifications to install?
  A: In most cases, no special tools are required beyond standard care for laptop service. The battery is designed for a straightforward replacement in the original bay, with a secure latch or screw mechanism consistent with Dell's design.