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Battery compatible with ASUS TP420IA TP470EA TP470EZ X421DA X421EA/JP battery (not an original ASUS battery).
Battery for ASUS B31N1911 Li-ion battery replica with 11.55V and 3640mAh/42Wh capacity.
The high quality replica battery with 3640mAh/42Wh capacity, Laptop Batteries. It fits in the ASUS TP420IA TP470EA TP470EZ X421DA X421EA/JP models.
Usually the installation of this battery in connection with the phone requires extra hands-on skills, we recommend that you have the ASUS TP420IA TP470EA TP470EZ X421DA X421EA/JP battery installed by an expert.
This battery is suitable as a replacement battery for ASUS TP420IA TP470EA TP470EZ X421DA X421EA/JP battery and ASUS B31N1911 model.
High capacity ASUS B31N1911 battery for longer standby time.
The battery is professionally tested to ensure the best lifespan.
1 year warranty, 30 days money back, 100% brand new!
Battery capacity (mAh/A/W) may be different; the more mAh/A/W it displays, the higher its autonomy.
Safety certified CE / FCC / RoHS.
* Please make sure that the replacement battery you are buying is suitable for your device brand and model.
ASUS B31N1911 Battery Technical Specifications | 3 | |
| Model | B31N1911 | |
| Battery Condition | Brand New Replacement Battery | |
| Item Code | ASU21AP1113 | |
| Category | Laptop Batteries | |
| Brand | ASUS | |
| Capacity | 3640mAh/42Wh | |
| Voltage | 11.55V | |
| Type | Li-ion | |
| Applies to | ASUS TP420IA TP470EA TP470EZ X421DA X421EA/JP | |
| Certification | Passed CE, UL, ROHS, ISO 9001/9002 and GS certification | |
| Service | Buy now, we promise a one-year warranty and 30-day returns | |
For ASUS TP420IA TP470EA TP470EZ X421DA
X421EA X421EP X421EQ X421FA X421FF X421FL
X421FP X421FQ X421IA X421JA X421JP X421JQ
-- 30 days money back, 12 months warranty.
-- 30% off and free shipping
-- 100% compatible ASUS TP420IA TP470EA TP470EZ X421DA X421EA/JP
✅ 100% compatible with original equipment — easy installation and stable performance.
✅ Built-in overvoltage protection circuit to prevent damage to your device.
✅ Strictly tested during production to ensure top performance and reliability.
✅ Perfect replacement for the original part — same fit, same function.
ASUS laptops feature lithium-ion batteries renowned for their efficiency and long-lasting power. Over time, repeated charging and discharging cycles gradually reduce their ability to hold a charge. This decline is influenced by factors such as frequent charging, heat exposure, and usage intensity, all of which contribute to the natural reduction in battery performance.
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② Large selection, almost all available products are in stock.
③ Tested and checked by competent professionals, careful packaging.
④ Best prices & fast delivery & One year warranty & Safe purchase and payment.
⑤ Perfect after-sales service.
All items come with free shipping, with no minimum order required.
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Quality and safety: This ASUS B31N1911 battery contains advanced electronic components and has been tested according to strict CE standards. The ASUS B31N1911 battery contains a chip that prevents overcharging and short circuiting. On top of that the ASUS B31N1911 batteries are made from good quality cells which do not suffer from a 'memory effect'.
Assurance and warranty: ASUS B31N1911 purchased in our store are guaranteed for 12 months. Satisfied Refunded 30 days.
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