ASODI RJ40G 63Wh Laptop Battery for Dell Latitude/Precision

ASODI 63Wh RJ40G replacement battery delivers reliable 15.2V power for compatible Dell Latitude and Precision laptops.

Designed as a direct-fit replacement, this ASODI RJ40G 4-cell battery provides 63Wh (3941mAh) capacity and 15.2V output to restore run-time for Dell Latitude 14/15 and Precision 15 models that accept RJ40G or listed part numbers. Every unit is new, CE/FCC certified, and backed by ASODI's 30-day return and 12-month warranty with email support.

Which Dell laptops will this ASODI RJ40G battery work with?

This battery is built to match the RJ40G form factor and electrical specs used in several Dell Latitude and Precision models. It fits Dell Latitude 14 5420, Latitude 15 5520, and Precision 15 3560 series — and is compatible with the part numbers shown in the listing.

• Compatible series: Latitude 14 5420, Latitude 15 5520, Precision 15 3560.
• Compatible P/Ns: RJ40G, 01K2CF, 075X16, WY9DX, 0M3KCN, 005R42, 0WK3F1.
• Fits models marked for the RJ40G 63Wh battery (not the smaller WY9DX 42Wh variant).

How does this battery affect laptop runtime and performance?

With a rated 63Wh capacity and 3941mAh charge, the ASODI RJ40G restores typical portable runtime lost to worn OEM batteries. It supplies the voltage and cell arrangement needed for consistent power delivery without changing system performance.

• Capacity: 63Wh / 3941mAh for extended unplugged use.
• Voltage: 15.2V to match original Dell specifications.
• 4-cell design for steady, balanced discharge and recharge cycles.

Is installation straightforward and safe?

Installation is the same basic process as the original battery — remove the old pack and snap the ASODI RJ40G into place, securing any screws or latches per your laptop’s manual. The battery meets CE and FCC standards and ships new, minimizing risk when installed properly.

• New unit, pre-tested for voltage and cell integrity.
• CE/FCC certified for safety and compliance.
• Follow Dell service manual or on-screen prompts after installation for calibration if recommended.

What support and warranty does ASODI provide?

ASODI backs this battery with a 30-day money-back policy and a 12-month warranty that covers manufacturing defects. Customer support is available by email 24/7; Amazon buyers can also contact the seller directly for warranty service if the marketplace return window closes.

• 30-day return window for refunds.
• 12-month warranty for defects and failures.
• 24x7 email support; seller-store contact on Amazon for warranty claims.

Who is this product for? If your Dell Latitude 14 5420, Latitude 15 5520, or Precision 15 3560 is showing reduced battery life or will not hold charge, the ASODI RJ40G 63Wh replacement restores mobility without replacing the entire laptop. It's intended for owners who need a direct-fit, safety-certified battery with manufacturer-style specifications and straightforward support options. Avoid buying if your system requires a different capacity or physical battery model — confirm your laptop’s part number before purchasing.