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ASUS B21N1818-1 (Battery Model) Replacement Battery

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Quick, friendly and hassle-free customer support and a full one-year warranty.

USD $59.99 $85.70

Compatible Part Numbers(P/N) : B21N1818-2 C21N1818

Compatible Models : Asus VivoBook 14 A412FA X412UA X412FJ 14 R424FA, ASUS VivoBook F412DA 14inch Series, ASUS A412D A412DA A412DK A412F

SKU : ASU23MA1618_A

Capacity : 37Wh

Voltage : 7.7V

Service : Shipped to the world, On all orders free shipping

Select Model :

Quantity

We only use high quality materials and grade A cells to guarantee real capacity and higher recharge cycles.
Quick, friendly and hassle-free customer support and a full one-year warranty: if something goes wrong, we are at your disposal.

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Asus B21N1818-1 (Battery Model) Laptop Batteries ⚡ | Battery Datasheet & Compatibility

Battery Model	B21N1818-1 (Battery Model)
Condition	100% Brand new & High quality
SKU	ASU23MA1618_A
Category	Laptop Batteries
Applicable Brand	Asus
Battery Type	Rechargeable Li-ion
Capacity	37Wh
Voltage	7.7V
Color	Black
Size(L x W x H)	-
Packing Quantity	Default: 1 (Unless otherwise specified by pictures or text)
Compatible Models	Asus VivoBook 14 A412FA X412UA X412FJ 14 R424FA, ASUS VivoBook F412DA 14inch Series, ASUS A412D A412DA A412DK A412F
Certification	Passed CE, UL, ROHS, ISO 9001/9002 and GS certification
Service	Buy now, we promise a one-year warranty and 30-day returns

Assembled with premium-grade lithium-ion cells to ensure reliable performance and true capacity. Complies with relevant U.S. safety and quality standards, including rigorous manufacturing and disposal protocols. Certified under CE and RoHS for European compliance, and meets applicable FCC and UL standards for the U.S. market.

Replacement part numbers:

Compatible Models:

B21N1818 Battery for Asus VivoBook 14 A412FA X412UA X412FJ 14 R424FA

7.7V 37Wh C21N1818 Battery for ASUS VivoBook F412DA 14" Series

37Wh C21N1818-2 0B200-03280500 battery for ASUS A412D A412DA A412DK A412F
Note : I don't know how to buy the right battery, press "Ctrl + F" on the keyboard, enter N1818 to search, carefully check the appearance of the battery and the buckle, so that I can buy the right battery!
For ASUS:
P1402FA, P1402UA, P1402UB, Pro 14 R424FA
A412D A412DA A412DK A412F A412FA A416J A416JA A516E A516J A516JA A516M A516MA
D415D D415DA D415U D415UA D515D D515DA D515U D515UA
E415D E415DA
F412D F412DA F412DK F412F F412FA F412U F412UA F415E F415EA F415F F415FA F415J F415JA F415M F415MA F515J F515JA F515JP F515M F515MA
M415D M415DA M415U M415UA M515D M515DA M515U M515UA
P1400CE P1400CJ P1400CM P1411CJ P1412CE P1500CE P1500CJ P1500CM P1511CD P1511CE P1511CJ P1512CE P1550CD
R415D R415DA R415E R415EA R415F R415FA R415J R415JA R415U R415UA R424D R424DA R424F R424FA R465E R465EA R515D R515DA R515E R515EA R515F R515FA R515J R515JA R565E R565EA R565J R565JA R565M R565MA
S412D S412DA S412DK S412F S412FA S412FJ S412U S412UA S415D S415DA S415E S415EA S415J S415JA S416J S416JA S465J S465JA S505J S505JA S509J S509JA S515D S515DA S515E S515EA S515J S515JA S515U S515UA
X412D X412DA X412DK X412F X412FA X412FJ X412FL X412U X412UA X412UB X412UF X415 X415D X415DA X415E X415EA X415EAN X415EP X415F X415FA X415J X415JA X415JF X415JP X415K X415KA X415M X415MA X415MN X415MNS X415UA X515 X515D X515DA X515E X515EA X515EAN X515EP X515F X515FA X515J X515JA X515JAN X515JF X515JP X515K X515KA X515M X515MA X515U X515UA
Y1511CD

Note: While some users with experience can replace the battery themselves, we recommend professional installation to avoid damaging the device or the battery.

FAQs

---How do I know if this B21N1818-1 (Battery Model) is compatible with my device?
Check the original battery for a model number printed on the label or casing. If you're unsure, contact our support team with your device’s serial or product number, and we’ll help you find the right match.

---Are your batteries for B21N1818-1 (Battery Model) certified and safe to use?
Yes. Our batteries meet CE, UL, RoHS, and ISO standards, ensuring safety, reliability, and environmental compliance.

---Can I track my shipment after it has been shipped?
Absolutely. Once your order is shipped, you’ll receive a confirmation email with a tracking number and a link to the courier’s website to monitor your delivery status.

---What is the estimated delivery time for my order?
Delivery times vary depending on the battery type and your location. For orders within the U.S. and Canada, the average delivery time is 7–20 business days.

---What should I do if the B21N1818-1 (Battery Model) doesn’t work after installation?
First, ensure it’s properly installed and compatible with your device model. If issues persist, contact our support team. All batteries are backed by a 1-year warranty and 30-day return policy.

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We can provide you with any type of battery you need. We have batteries of various sizes, capacities and brands, suitable for different devices and occasions.Browse all brand battery categories

How to find the correct original battery model?

Every device, such as mobile phones, bluetooth speakers, laptops, etc., has the original battery model number, which is either printed on a sticker on the battery or directly on the battery case.
If you need to replace your battery, please contact our support staff. Please tell us your device serial number or product number so that we can recommend the appropriate battery model for you.

Disclaimer:
dpbattery.com is not affiliated with any brand manufacturer. The brand names and model names listed above are used only to indicate compatibility with the device.

Shipping costs Standard

All orders placed for Standard Shipping on all stock items will be shipped within 1 - 2 business days. all items will arrive at you in 7 to 20 business days with a tracking number.

*Thank you for shopping at dpbattery.com! At present, we have the ability to accurately deliver to most countries and regions within the above-mentioned transportation time. We are doing our best to always complete the transportation of certain goods during the above period.

Shipping Fee

Exceed: $0.00 | Shipping fees: $0.00

Delivery

Free delivery on all items with no minimum order.

All orders placed for standard shipping on all in-stock items will ship within 1-2 business days. Shipping information will be available the day after your item has shipped. An e-mail is sent to the customer, mentioning the tracking number.

Usually it will take about 7-20 business days for delivery, but it depends on the exact address or region. Holidays and different customs on checking may affect postal service delays.

Please note that we do not ship to APO (military) or FPO (foreign) box. We are not responsible for incorrect or unknown address. Please ensure your shipping address is correct and deliverable.

* We currently only support Paypal payment.

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Guarantees: 1 year warranty! 30 days money back guarantee!

Return Policy

Quality problems: We will be responsible for replacements or refunds if there are quality problems within 30 days of delivery of the products. The customer may have to return the product to our offices, and after confirming that the products have not been damaged, by the way, we will replace the product.

If you want to return a product that has no quality problems, the returned products must be in original condition with all original packaging. If you have lost an accessory or component of the product, the price of the accessory or component will be deducted from the repayable amount.

Orders cancelled before delivery do not incur any expense, the amount of the order will be returned in its entirety.

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ASUS B21N1818-1 (Battery Model) Replacement Battery

Compatible Part Numbers(P/N) : B21N1818-2 C21N1818