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EFOHANA C21N1819 Laptop Battery Replacement for Asus Vivobook 14 F420FA F420UA S420UA R459UA X420FA X420UA A420UA R420UA P1411FA Y406F Y406U Series Notebook C21N1819-1 38Wh 7.7V 4940mAh — Open-Box, 19% Off
Brand: EFOHANA
Condition: Used - VeryGood
$6180
$7599
-19% Save $1419
Updated: 11 days ago
Description
【Specifications】Model:C21N1819 // Battery type: Li-ion // Voltage: 7.7V // Capacity: 38Wh /4940mAh// 100% New from Manufacturer. Top circuit boards and smart chip.
【Compatible Part Number】C21N1819 C21N1819_1 0B200-03200000 2ICP4/59/134
【Compatible with Laptop Models】 Fit for Asus VivoBook 14 F420FA Series;Fit for Asus VivoBook 14 F420UA Series;Fit for Asus VivoBook 14 S420UA Series; Fit for Asus VivoBook 14 R459UA Series; Fit for Asus VivoBook 14 X420FA Series; Fit for Asus VivoBook 14 X420UA Series; Fit for Asus VivoBook A420UA R420UA P1411FA Series; Fit for Asus VivoBook Y406F Y406U Series.
【After Service】Return and exchange are permitted within 30 days, accompanied by a 12-month warranty. (NOTE: If you encounter any issues with the battery, please reach out to us—under "YOUR ORDER," select the "contact seller" option.)
【Gentle Reminder】If the new battery is not recognized during the initial installation, please reinstall and check if the interface is fully connected. Discharge the new battery to 10% (not 0%), then charge and cycle 3-4 times to wake up the new battery.
【Safety Features】 Please refer to the instructions before you installing the battery. All EFOHANA products are Certified by CE for safety, strictly test ensure both safety and stability.
Welcome to EFOHANA
EFOHANA is an excellent trading company.We mainly sell various brands of laptop battery,You can expect to find quality materials, reliable performance, affordable prices and excellent customer service. Model: C21N1819
Voltage: 7.7V Capacity: 38Wh/4940mAh
Battery Type: Li-ion
Battery Condition: Brand New
Compatible Part Number：
C21N1819 C21N1819_1 0B200-03200000 2ICP4/59/134
Compatible with Laptop Modelsl: Fit for Asus VivoBook 14 F420FA Series;Fit for Asus VivoBook 14 F420UA Series;Fit for Asus VivoBook 14 S420UA Series; Fit for Asus VivoBook 14 R459UA Series; Fit for Asus VivoBook 14 X420FA Series; Fit for Asus VivoBook 14 X420UA Series; Fit for Asus VivoBook A420UA R420UA P1411FA Series; Fit for Asus VivoBook Y406F Y406U Series.
After Service:Return and exchange are permitted within 30 days, accompanied by a 12-month warranty.If anything goes wrong, we will replace your battery with a new one or refund you.
Notes:When installing the battery for the first time, you should pay attention to the following:
①Please confirm that the connector has been plug properly into the battery and the motherboard of your laptop.
②Please change the laptop's power manager charge setting to the "standard" mode, then discharge and recharge the battery 3-4 times.
EFOHANA is an excellent trading company.We mainly sell various brands of laptop battery,You can expect to find quality materials, reliable performance, affordable prices and excellent customer service. Model: C21N1819
Voltage: 7.7V Capacity: 38Wh/4940mAh
Battery Type: Li-ion
Battery Condition: Brand New
Compatible Part Number：
C21N1819 C21N1819_1 0B200-03200000 2ICP4/59/134
Compatible with Laptop Modelsl: Fit for Asus VivoBook 14 F420FA Series;Fit for Asus VivoBook 14 F420UA Series;Fit for Asus VivoBook 14 S420UA Series; Fit for Asus VivoBook 14 R459UA Series; Fit for Asus VivoBook 14 X420FA Series; Fit for Asus VivoBook 14 X420UA Series; Fit for Asus VivoBook A420UA R420UA P1411FA Series; Fit for Asus VivoBook Y406F Y406U Series.
After Service:Return and exchange are permitted within 30 days, accompanied by a 12-month warranty.If anything goes wrong, we will replace your battery with a new one or refund you.
Notes:When installing the battery for the first time, you should pay attention to the following:
①Please confirm that the connector has been plug properly into the battery and the motherboard of your laptop.
②Please change the laptop's power manager charge setting to the "standard" mode, then discharge and recharge the battery 3-4 times.
Sold by
Amazon Warehouse
Official Amazon outlet for open-box & returned items
- Backed by Amazon's A-to-Z Guarantee
- 30-day return policy
- Ships from Amazon fulfillment centers
- Price verified on Amazon
Product Details
- SKU:
- awhd-us-b0g1rbrwp3
- Model:
- C21N1819
- Country:
- US
- ASIN:
- B0G1RBRWP3
Shopping Smarter
Common questions about buying open-box and refurbished.
Why buy refurbished or open-box?
Refurbished and open-box products offer the same performance as new at a fraction of the price. You're already saving $14 on this listing. They've been inspected, tested, and are ready to use — the only difference is the price tag. Buying refurbished also reduces electronic waste, extending product life cycles and keeping functional devices out of landfills.
What's the difference between open-box and refurbished?
Open-box products are customer returns that have been inspected and confirmed functional. They may show little to no use — often the item was returned simply because the buyer changed their mind. Refurbished products have been professionally repaired or restored by technicians, tested to meet or exceed manufacturer specifications, and sometimes come with a warranty. Both are a smart alternative to buying new.
Why use OpenBoxFox?
Finding refurbished deals is time-consuming — you'd have to check Amazon Warehouse, Reebelo, Dyson Outlet, and others separately for EFOHANA products. OpenBoxFox aggregates these listings in one place, so you can compare and find the best deal without the legwork. We update pricing daily so you always see current availability and real savings.
Is it safe to buy refurbished?
Yes. Products listed on OpenBoxFox come from established retailers like Amazon, Reebelo, and Dyson — not unknown third-party sellers. Each retailer has buyer protection policies, return windows, and in some cases warranties. You get the price advantage of used goods with the purchase security of a known retailer.
