Lenovo L19D3PF7 45Wh Replacement Battery
Battery models & part numbers
| Reference / P/N |
|---|
| Lenovo 3ICP6/54/90 |
| Lenovo 5B10W89836 |
| Lenovo 5B10W89841 |
| Lenovo 5B10W89843 |
| Lenovo 5B10X88614 |
| Lenovo L19D3PF3 |
| Lenovo L19D3PF4 |
| Lenovo SB10W89840 |
| Lenovo SB10W89842 |
| Lenovo-L19D3PF7-45Wh |
Compatible laptop models
| Model |
|---|
| Lenovo IdeaPad Creator 5-15IMH05 (82D4) |
| Lenovo IdeaPad Gaming 3-15ARH05 (82EY) |
| Lenovo IdeaPad Gaming 3-15IMH05 (81Y4) |
| Lenovo IdeaPad Gaming 3-15IMH05 (82CG) |
| Lenovo ThinkBook 15p G2 ITH (21B1) |
| Lenovo ThinkBook 15p IMH (20V3) |
Introduction
The Lenovo L19D3PF7 45Wh battery is a high-quality replacement power solution for various Lenovo laptop models. This authorised replacement battery ensures optimal performance and reliability for your computing needs across Australia and New Zealand.
Common signs you need a replacement
| Symptoms | Causes | Verification | Recommendation |
|---|---|---|---|
| Battery drains quickly | Ageing cells, reduced capacity | Check battery health in system settings | Replace if capacity below 60% |
| Laptop won’t hold charge | Failed battery cells | Test with power adapter disconnected | Immediate replacement needed |
| Battery swelling | Internal gas buildup | Visual inspection, uneven surfaces | Replace immediately for safety |
| Overheating during use | Internal resistance increase | Monitor temperature, check vents | Replace to prevent damage |
| Charging indicator issues | Battery management system failure | Test with different power sources | Replace battery unit |
How to check compatibility
Verify your laptop’s compatibility by checking the model number on the bottom case or in system information. Compare against our compatible models list above. You can also check your current battery’s part number – it should match one of the reference numbers listed.
When to replace
Replace your battery when it no longer holds sufficient charge for your daily needs, shows physical damage or swelling, or when system diagnostics indicate significant capacity loss (typically below 60% of original capacity). Most laptop batteries last 2-4 years with regular use.
Installation guide (overview)
1. Power off laptop and disconnect all cables
2. Remove the bottom panel using appropriate screwdriver
3. Disconnect old battery connector carefully
4. Remove mounting screws and old battery
5. Install new battery and reconnect connector
6. Replace bottom panel and power on
7. Allow full charge cycle before first use
Usage & care tips
• Avoid complete discharges – recharge at 20-30%
• Store between 15-25°C when not in use
• Use original charger for optimal performance
• Calibrate battery monthly by full discharge/charge cycle
• Avoid extreme temperatures during use and storage
Safety & recycling in AU/NZ
In Australia and New Zealand, lithium-ion batteries must be recycled responsibly. Do not dispose of in household waste. Use authorised battery recycling centres or return to electronics retailers offering take-back programs. Damaged or swollen batteries should be handled with care and recycled immediately.
FAQ
How long does shipping take in Australia?
Typically 3-7 business days depending on your location.
Is this battery genuine Lenovo?
This is an authorised replacement battery meeting original specifications.
What warranty is provided?
12-month warranty covering manufacturing defects.
Can I install this battery myself?
Yes, with basic technical skills and proper tools. Follow our installation guide.
How do I check my current battery health?
Use Windows Battery Report or macOS System Information for detailed analysis.
What if my laptop model isn’t listed?
Contact our support team with your exact model number for verification.
Is overnight charging safe?
Modern laptops have protection circuits, but avoid regular overnight charging for battery longevity.