Dentsing Dell Latitude 63Wh 7FMXV Laptop Battery

Dentsing 7FMXV is a direct-replacement 63Wh lithium-ion battery designed to restore full mobile power to compatible Dell Latitude 5320/7320/7420/7520 laptops.

If your Dell Latitude has losing run-time or won't hold charge, this Dentsing battery matches the OEM electrical specifications (15.2V, 63Wh / 3941mAh) and list of service part numbers so you can swap the pack yourself and return to predictable battery life. The unit ships with installation instructions and is covered by a seller-backed 30-day refund policy plus a 12-month warranty for peace of mind.

How do I know this battery fits my Dell Latitude?

Check the battery part number printed inside your laptop or on the original battery. The Dentsing 7FMXV replaces a wide range of Dell part numbers and is shaped for the Latitude 5320, 7320, 7420, and 7520 enclosures.

• Compatible P/Ns: 7FMXV, 0TN2GY, TN2GY, 9JM71, 4M1JN, 1PP63, HDGJ8, MHR4G, 727CG, 0727CG, CN-0TN2GY, CN-0727CG
• Fits models: Dell Latitude 5320 series, 7320 series, 7420 series, 7520 series
• Verify by opening the laptop rear cover to confirm battery label and shape before purchase

What are the technical specs and safety features?

This Dentsing pack uses a 4-cell lithium-ion design rated at 15.2 volts and 63Wh (3941mAh). It is manufactured to meet common laptop battery safety and charging behaviors, delivering stable voltage to the system power controller.

• Voltage: 15.2V — matches Dell's expected input
• Capacity: 63Wh / 3941mAh — restores typical runtime for the supported models
• Cell count: 4-cell Li-ion construction with standard protection circuitry

How simple is installation and what should I prepare?

Installation is straightforward for anyone comfortable opening a laptop back cover. The package includes basic instructions; you’ll need a small screwdriver and a static-safe surface to work on.

• Steps: power down, remove rear cover screws, disconnect old battery, install replacement, reassemble
• Tip: ground yourself or use an anti-static wrist strap to avoid component damage
• Note: double-check orientation and connector seating before closing the chassis

What warranty and support are included?

Dentsing supports the battery with a 30-day refund window plus a 12-month seller warranty. If marketplace return windows close, you can still contact the seller directly through the store’s question feature for help.

• 30-day refund if the product does not meet expectations
• 12-month warranty for defects under normal use
• Direct seller support available via store contact if platform returns are unavailable

Who is this for: This Dentsing 7FMXV replacement battery is aimed at Dell Latitude owners who need a reliable, cost-effective battery swap to restore mobile runtime — IT staff, field professionals, students, and anyone who prefers to repair rather than replace their laptop. It’s best for users with one of the supported Latitude models who can perform a simple internal swap or have a technician do the install. Before buying, confirm the battery model and connector in your device match the listed part numbers to ensure a correct fit.