Battery models & part numbers
| Reference / P/N |
|---|
| 01K2CF |
| 06RNMX |
| 075X16 |
| 0M033W |
| 0RJ40G |
| 1K2CF |
| 451-BCSW |
| 6RNMX |
| 75X16 |
| M033W |
Compatible laptop models
| Model |
|---|
| Dell Latitude 14 (5420) |
| 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 (5520-47X2X) |
| 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) |
Introduction
If your Dell laptop battery isn’t holding charge like it used to, you’ve come to the right place. Our Dell RJ40G 63Wh replacement battery is specifically designed for Dell Latitude and Precision models commonly used by Australian and New Zealand professionals.
Common signs you need a replacement
| Symptom | Cause | Verification | Recommendation |
|---|---|---|---|
| Battery drains quickly | Ageing cells, reduced capacity | Check battery health in Windows | Consider replacement if under 50% capacity |
| Laptop shuts down unexpectedly | Voltage drops under load | Monitor during intensive tasks | Replace immediately for work continuity |
| Battery won’t charge fully | Charging circuit issues | Check charging indicator | Test with different charger first |
| Battery swelling or overheating | Internal damage, safety risk | Visual inspection, temperature check | Replace urgently, do not continue using |
How to check compatibility
Verify your laptop model matches our compatibility list above. You can also check the part number on your existing battery or use Dell’s official support website with your service tag for confirmation.
When to replace
Replace your battery when it holds less than 60% of its original capacity, shows physical damage, or causes frequent shutdowns. Most Dell batteries last 2-3 years with regular use in AU/NZ conditions.
Installation guide (overview)
1. Power off laptop and disconnect charger
2. Remove bottom panel screws
3. Carefully disconnect old battery connector
4. Install new RJ40G battery
5. Reconnect and test functionality
Always refer to Dell’s official documentation for your specific model.
Usage & care tips
• Avoid complete discharges – charge between 20-80% for optimal lifespan
• Store in cool, dry conditions (15-25°C ideal)
• Use authorised Dell chargers only
• Calibrate monthly by fully charging then discharging to 10%
Safety & recycling in AU/NZ
Never dispose of lithium batteries in household waste. Use approved battery recycling centres available at most electronics retailers across Australia and New Zealand. Damaged batteries should be handled by professionals.
FAQ
How long does delivery take in Australia?
Typically 3-7 business days depending on your location.
Is this battery genuine Dell?
This is a high-quality replacement battery compatible with Dell systems.
What warranty do you offer?
12-month warranty covering manufacturing defects.
Will this work with my Dell charger?
Yes, compatible with standard Dell 65W and 90W chargers.
How do I check battery health?
Use Windows Battery Report or Dell Power Manager software.
Can I install this myself?
Yes, most Dell Latitude and Precision models have user-replaceable batteries.
Do you ship to New Zealand?
Yes, we ship to both Australia and New Zealand.