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L21D4PG0 Laptop Batteries 5330mAh, 42Wh L21D4PG0 Battery, Canada Li-ion Rechargeable 5330mAh, 42Wh LENOVO L21D4PG0 Batteries
Canada New L21D4PG0 Battery, Sale Price CAD$63.22, Li-ion 7.72V 5330mAh, 42Wh Black L21D4PG0 Battery For LENOVO Laptop Computer, Notebook, Ultrabook, ToughBook, Gaming PC, Tablet... Fast Shipping And 1 Year Warranty
This L21D4PG0 Battery, Canada Li-ion Rechargeable 5330mAh, 42Wh LENOVO L21D4PG0 Batteries Can Fast Ship To Canada Toronto, CALGARY, Montreal, Ottawa, Edmonton, MISSISSAUGA, Vancouver, Winnipeg, Laval, QUEBEC, London, Victoria, Markham, Brampton, Oakville, Gatineau, Richmond, Hill, Surrey, Scarborough, Kitchener, Burlington, Hamilton, Saskatoon, North York, Waterloo, Windsor, Milton, Burnaby, Oshawa, Richmond, Guelph, Regina, North Vancouver, Thornhill, Sherbrooke, Kingston, Coquitlam, Halifax, Etobicoke, WHITBY, CAMBRIDGE, Kelowna, Kanata, Barrie, Nanaimo...
L21D4PG0, LENOVO L21D4PG0 Battery https://www.ca-laptop-batteries.com/rechargeable-lenovo-l21d4pg0-battery-m-252517-6435.html( Canada Post Default )

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Battery ID: | NLVL21M4PG042WHB4 |
Battery Name: | L21D4PG0 Battery |
Battery Type: | Rechargerable Li-Polymer Battery |
Battery Volt: | 7.72V |
Battery Capacity: | 5330mAh, 42Wh |
Battery Color: | Black |
Battery Cells: | Grade A, 4 Cells |
Condition: | Original / Genuine Battery - 1 Year Warranty |
Buy Note: | For correct laptop battery, Pls carefully check original battery's shape, model, volt, interface location, fixed screw hole location, number of wires... |
Genuine LENOVO L21D4PG0 Laptop Battery 5330mAh, 42Wh , 7.72V, Black , Li-Polymer
Quantity | 2-4 | 5-9 | 10-19 | 20-49 | 50+ |
Discount | 5% | 8% | 10% | 12% | 15% |
- In Stock
- Original price: CAD$ 80.03
- Today's Price:
CAD$ 63.22( Updated: Apr 2025 In stock) - You Save: CAD$ 16.81

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Compatibility Of This L21D4PG0 Battery
LENOVO
L21C4PG0, L21D4PG0, L21L4PG0, L21M4PG0, SB11D64647
This L21D4PG0 Laptop Battery Can Work With Follow Laptop:
LENOVO
IdeaPad Duet 5 Chromebook 13Q7C6 82QS000, IdeaPad Duet 5 Chromebook 13Q7C6 82QS0000US, IdeaPad Duet 5 Chromebook 13Q7C6 82QS0002FR, IdeaPad Duet 5 Chromebook 13Q7C6 82QS0004FR, IdeaPad Duet 5 Chromebook 13Q7C6 82QS0005FR, IdeaPad Duet 5 Chromebook 13Q7C6 82QS0009FR, IdeaPad Duet 5 Chromebook 13Q7C6 82QS000AAU, IdeaPad Duet 5 Chromebook 13Q7C6 82QS000BAU, IdeaPad Duet 5 Chromebook 13Q7C6 82QS000DMX, IdeaPad Duet 5 Chromebook 13Q7C6 82QS000EMX, IdeaPad Duet 5 Chromebook 13Q7C6 82QS000FJP, IdeaPad Duet 5 Chromebook 13Q7C6 82QS000GJP, IdeaPad Duet 5 Chromebook 13Q7C6 82QS000HJP, IdeaPad Duet 5 Chromebook 13Q7C6 82QS000JJP, IdeaPad Duet 5 Chromebook 13Q7C6 82QS000KFR, IdeaPad Duet 5 Chromebook 13Q7C6 82QS000LFR, IdeaPad Duet 5 Chromebook 13Q7C6 82QS000MUK, IdeaPad Duet 5 Chromebook 13Q7C6 82QS000NUK, IdeaPad Duet 5 Chromebook 13Q7C6 82QS000PUK, IdeaPad Duet 5 Chromebook 13Q7C6 82QS000QUK, IdeaPad Duet 5 Chromebook 13Q7C6 82QS000TGE, IdeaPad Duet 5 Chromebook 13Q7C6 82QS000VGE, IdeaPad Duet 5 Chromebook 13Q7C6 82QS000WGE, IdeaPad Duet 5 Chromebook 13Q7C6 82QS000XGE, IdeaPad Duet 5 Chromebook 13Q7C6 82QS000YGE, IdeaPad Duet 5 Chromebook 13Q7C6 82QS001, IdeaPad Duet 5 Chromebook 13Q7C6 82QS0010GE, IdeaPad Duet 5 Chromebook 13Q7C6 82QS0012GE, IdeaPad Duet 5 Chromebook 13Q7C6 82QS0014AU, IdeaPad Duet 5 Chromebook 13Q7C6 82QS0015XF, IdeaPad Duet 5 Chromebook 13Q7C6 82QS0016XF, IdeaPad Duet 5 Chromebook 13Q7C6 82QS0017XF, IdeaPad Duet 5 Chromebook 13Q7C6 82QS0018XF, IdeaPad Duet 5 Chromebook 13Q7C6 82QS0019JP, IdeaPad Duet 5 Chromebook 13Q7C6 82QS001AJP, IdeaPad Duet 5 Chromebook 13Q7C6 82QS001CUS, IdeaPad Duet 5 Chromebook 13Q7C6 82QS001DUS, IdeaPad Duet 5 Chromebook 13Q7C6 82QS001FUS, IdeaPad Duet 5 Chromebook 13Q7C6 82QS001GMH, IdeaPad Duet 5 Chromebook 13Q7C6 82QS001HUS, IdeaPad Duet 5 Chromebook 13Q7C6 82QS001JGE, IdeaPad Duet 5 Chromebook 13Q7C6 82QS001KGE, IdeaPad Duet 5 Chromebook 13Q7C6 82QS001MGE, IdeaPad Duet 5 Chromebook 13Q7C6 82QS001NCF, IdeaPad Duet 5 Chromebook 13Q7C6 82QS001PCF, IdeaPad Duet 5 Chromebook 13Q7C6 82QS001QJP, IdeaPad Duet 5 Chromebook 13Q7C6 82QS001RJP, IdeaPad Duet 5 Chromebook 13Q7C6 82QS001SJP, IdeaPad Duet 5 Chromebook 13Q7C6 82QS001TJP, IdeaPad Duet 5 Chromebook 13Q7C6 82QS001UJP, IdeaPad Duet 5 Chromebook 13Q7C6 82QS001WJP, IdeaPad Duet 5 Chromebook 13Q7C6 82QS001XJP, IdeaPad Duet 5 Chromebook 13Q7C6 82QS001YMX, IdeaPad Duet 5 Chromebook 13Q7C6 82QS002, IdeaPad Duet 5 Chromebook 13Q7C6 82QS0020MX, IdeaPad Duet 5 Chromebook 13Q7C6 82QS0023PG, IdeaPad Duet 5 Chromebook 13Q7C6 82QS0024XF, IdeaPad Duet 5 Chromebook 13Q7C6 82QS0025XF, IdeaPad Duet 5 Chromebook 13Q7C6 82QS0026GE, IdeaPad Duet 5 Chromebook 13Q7C6 82QS0027GE, IdeaPad Duet 5 Chromebook 13Q7C6 82QS0028MC, IdeaPad Duet 5 Chromebook 13Q7C6 82QS0029MC, IdeaPad Duet 5 Chromebook 13Q7C6 82QS002AMC, IdeaPad Duet 5 Chromebook 13Q7C6 82QS002BGE, IdeaPad Duet 5 Chromebook 13Q7C6 82QS002CGE, IdeaPad Duet 5 Chromebook 13Q7C6 82QS002DGE, IdeaPad Duet 5 Chromebook 13Q7C6 82QS002FHJ, IdeaPad Duet 5 Chromebook 13Q7C6 82QS002GXF, IdeaPad Duet 5 Chromebook 13Q7C6 82QS002HSB, IdeaPad Duet 5 Chromebook 13Q7C6 82QS002JTA, IdeaPad Duet 5 Chromebook 13Q7C6 82QS002LTW, IdeaPad Duet 5 Chromebook 13Q7C6 82QS002MUK, IdeaPad Duet 5 Chromebook 13Q7C6 82QS002NUK, IdeaPad Duet 5 Chromebook 13Q7C6 82QS002PUK, IdeaPad Duet 5 Chromebook 13Q7C6 82QS002QUK, IdeaPad Duet 5 Chromebook 13Q7C6 82QS002RFR, IdeaPad Duet 5 Chromebook 13Q7C6 82QS002SFR, IdeaPad Duet 5 Chromebook 13Q7C6 82QS002TFR, IdeaPad Duet 5 Chromebook 13Q7C6 82QS002UFR, IdeaPad Duet 5 Chromebook 13Q7C6 82QS002VAU
Question about L21D4PG0 laptop battery ( From internet ):
If a laptop is always plugged in and charging, what is the effect on the L21D4PG0 battery?
It will not damage your L21D4PG0 battery.
It will shorten its life though, but there is nothing practical you can do about it.
Lithium Ion batteries age in two ways, one is through what is termed "Calendar Life" and the other is Cycle life. Here is what you need to understand about both:
Calendar life - the time spent at a given state of charge (SOC) and a given temperature causes a loss of capacity and increase in internal resistance that is proportional to the square root of the time. Higher SOC imparts greater degradation. Higher temperature imparts greater degradation. Keeping your computer plugged in all the time with the battery ensures that the battery stays hot and charged as much as is possible. If nothing else, turn down the performance of the laptop when you don't need it to overperform so that it runs cooler.
Cycle life - while you might think that it makes sense to fully discharge the batteries, rather than put lots of little cycles into it, the opposite is true. Lots of little cycles do virtually nothing to the cells. 100% discharges are the bane of their existance.
So, the reality is, you could optimize battery life by keeping the battery about 50% charged, letting it discharge a bit and then recharging it, and if chargers allowed for it, floating them at a SOC that was not 100%. However, it is much much easier to just get on with life and use your laptop and not worry too much about this. Assume your battery costs you $1 a day. Put that much away for its replacement. When it is fine on the day you buy your next computer, you have now paid for that new computer, or a good size chunk of it.
If you take the L21D4PG0 battery out, it will not be stable and will likely get more dust inside.
What should you do if your old L21D4PG0 laptop battery is plugged in but not charging?
- Remove the power supply from the notebook.
- Remove the battery from the notebook.
- Inspect the battery for sign of possible damage to the battery, if there is any damage to the battery like a cracked casing o0r swelling replace the battery.
- Also inspect the contacts on the battery for signs of dirt or corrosion. If any dirt or corrosion is detected, use a cotton swab with alcohol to clean the contacts. Or, if the contacts are exposed and accessible, use s pencil eraser to clean the contacts. Use compressed air to clean any eraser particles. Do the same for the contacts for the battery in the notebook itself.
- Re-install the battery, then re-attach the power supply and see if the battery is charging now.
If the battery is charging, you may want to check the manufacturers support site and see if they have a utility to check your battery. (Not all manufactures may have them, I know that HP does for at least some for their notebooks.)
If you want a long life L21D4PG0 Battery, just to buy a new original L21D4PG0 Battery or higher capacity L21D4PG0 Battery. Beacuse genuine battery have original battery cells, higher capacity battery can work longer and reduce annual charge times.

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