Description
Product Information
- Item Condition: Brand New
- Color: Black
- Capacity: 3941 mAh / 63 Wh
- Output Voltage (Volts): 15.2 Volt
- Number of Cells:4 Cells
- Package Included: 1 x Battery for Dell
- Warranty: 12 Months / 30-Day Return
Compatible Part Numbers (not all):
Dell 01K2CF,Dell 06RNMX,Dell 075X16,Dell 0M033W,Dell 0RJ40G,Dell 1K2CF,Dell 451-BCSW,Dell 6RNMX,Dell 75X16,Dell CN-0M033W,Dell M033W,Dell RJ40G
Compatible Laptop Model Series (not all):
Dell Latitude 14 (5420),Dell Latitude 14 (5420-0MCPY),Dell Latitude 14 (5420-2GDHH),Dell Latitude 14 (5420-767N6),Dell Latitude 14 (5420-9GY1Y),Dell Latitude 14 (5420-D2G5W),Dell Latitude 14 (5420-D5JCF),Dell Latitude 14 (5420-JNFDT),Dell Latitude 14 (5420-R2YP0),Dell Latitude 15 (5520),Dell Latitude 15 (5520-03F7V),Dell Latitude 15 (5520-0GMRX),Dell Latitude 15 (5520-47X2X),Dell Latitude 15 (5520-6GMRX),Dell Latitude 15 (5520-G8CGN),Dell Latitude 15 (5520-J563X),Dell Latitude 15 (5520-M141Y),Dell Latitude 15 (5520-R44J3),Dell Latitude 15 (5520-TRWDC),Dell Latitude 15 (5520-YDF4Y),Dell Precision 15 (3560),Dell Precision 15 (3560-0M2D4),Dell Precision 15 (3560-40WHJ),Dell Precision 15 (3560-CKHH9),Dell Precision 15 (3560-J2F43),Dell Precision 15 (3560-J6V7Y),Dell Precision 15 (3560-NXGV9),Dell Precision 15 (3560-WFG6N),Dell Precision 15 (3560-YCRJT)
63Wh RJ40G Battery Dell Latitude 5420, 5520 & Precision 3560
Power your professional performance with the RJ40G (63Wh) high-capacity replacement battery. Specifically engineered for the Dell Latitude 5420 / 5520 and Precision 15 3560 workstations, this 4-cell battery utilizes an advanced 15.2V high-voltage architecture. It is the definitive solution for professionals who demand extended runtime and consistent power delivery for intensive business operations.
Technical Specifications
| Part Number | RJ40G / 06RNMX / 1K2CF / M033W / 075X16 |
| Voltage | 15.2 Volts |
| Capacity | 3941 mAh / 63 Wh |
| Cell Configuration | 4-Cell High-Density Li-Polymer |
| Condition | Brand New |
| Warranty | 12 Months / 30-Day Return |
Verified Device Compatibility
Optimized for Latitude 5000 and Precision 3000 High-End Models:
Latitude Series:
- Latitude 14 (5420)
- Latitude 15 (5520)
- Precision 15 (3560)
- Part Number 01K2CF
- Part Number 0RJ40G
- Part Number 451-BCSW
Why Choose the RJ40G 63Wh Battery?
- Elite 15.2V Platform: Provides superior power efficiency and thermal management compared to standard voltage batteries, tailored for high-speed DDR4/LPDDR4x systems.
- Perfect Integration: Fully recognized by Dell SupportAssist and BIOS, supporting original features like ExpressChargeâ„¢ for rapid power top-ups.
- Industrial-Grade Cells: Built with premium lithium-polymer technology to prevent chassis warping and ensure a flat fit under the palm rest.
- Smart Safety Shield: Advanced BMS protects your high-end motherboard against voltage spikes, short-circuits, and excessive heat.
Frequently Asked Questions
Q: Can I use this battery to replace the 42Wh (3-cell) version?
A: Yes. This 63Wh battery is the high-capacity optional upgrade for models like Latitude 5420/5520. It shares the same connector and fitting, offering nearly 50% more battery life.
Q: Is installation difficult?
A: This is an internal battery. Replacing it requires a standard Phillips screwdriver to remove the bottom cover. It is a user-serviceable part and typically takes less than 10 minutes to install.





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