OUWEE Laptop Battery for Dell Precision & Latitude 54Wh

OUWEE R73TC DR02P is a 54Wh, 11.4V lithium-ion replacement battery engineered to restore power to compatible Dell Precision and Latitude laptops.

If your Dell Precision 3480/3580 or Latitude 3340/3440/3540/5340/5440/5540 model is showing reduced runtime or won’t hold a charge, this OUWEE replacement battery provides a direct-fit, high-stability option. It delivers the factory-specified voltage and capacity (54Wh / 4623mAh at 11.4V) and is designed to match the listed Dell part numbers, offering a cost-effective alternative to OEM units while meeting international safety standards.

Which Dell laptops will this battery work with?

This battery is intended for several Precision and Latitude models from Dell. It fits machines that originally used the R73TC or equivalent part numbers, providing the correct form factor and connector alignment so installation is straightforward for most users.

• Compatible models: Precision 3480, 3580; Latitude 3340, 3440, 3540, 5340, 5440, 5540.
• Replaces part numbers: R73TC, DR02P, GTG7N, GRWKG, 2X1V9, KDM9P.
• Same voltage and capacity as original Dell specification: 11.4V, 54Wh (4623mAh).
• Physical dimensions and connector mapping tailored for listed models to ensure secure fit.

How reliable and safe is the OUWEE replacement battery?

OUWEE batteries are manufactured to comply with global safety and environmental standards and undergo quality checks to confirm capacity and low self-discharge. The cell chemistry is lithium-ion, and protective circuits are included to help prevent overcharge, over-discharge, and short-circuit conditions.

• Certifications: UL, CE, FCC, RoHS compliance for safety and environmental requirements.
• Quality control: Tested for true capacity and stable output before shipment.
• Built-in circuit protection to guard against common battery faults.
• New condition—shipped in protective packaging to avoid transit damage.

What do I do if the new battery isn't recognized by my laptop?

If the laptop does not immediately detect the replacement battery, a few simple troubleshooting steps typically resolve the issue. Re-seating the battery and performing a few charge/discharge cycles can help the battery’s internal electronics initialize and report accurate capacity to the system.

• Remove and reinstall the battery to ensure contacts are fully seated.
• If necessary, discharge to about 5% (avoid 0%), then fully recharge.
• Perform 3–4 charge/discharge cycles to allow the battery to calibrate.
• Contact OUWEE support if recognition or performance problems persist.

What warranty and after-sale support does OUWEE provide?

OUWEE backs this battery with a customer-focused return and warranty policy and offers direct support for troubleshooting. That gives buyers added confidence when choosing a third-party replacement over OEM options.

• 30-day money-back policy for returns if you’re not satisfied.
• 12-month limited warranty covering manufacturing defects.
• 24/7 email support through your order portal for assistance.
• Clear instructions included for installation and initial conditioning.

Who is this for? If you own a compatible Dell Precision or Latitude laptop and need to replace an aging or failing battery without paying OEM prices, the OUWEE R73TC DR02P replacement is designed for you. It suits students, professionals, technicians, and anyone who needs a dependable, standards-compliant battery replacement to restore daily runtime. Choose this battery when you want a direct-fit unit that matches Dell’s voltage and capacity specifications, includes safety certifications, and comes with a straightforward warranty and support channel.