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header-product Battery for Asus notebook X512C — Replacement battery B21N1818 (MPN 0B200-03440400)
91.99 €

Battery for Asus notebook X512C — Replacement battery B21N1818 (MPN 0B200-03440400)

Asus X512C replacement battery B21N1818 Photo 1
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Battery for Asus notebook X512C — Replacement battery B21N1818 (MPN 0B200-03440400)

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Battery for Asus notebook X512C — Replacement battery B21N1818 (MPN 0B200-03440400)

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Short description

Replacement battery compatible with Asus X512C laptops, model B21N1818 (MPN 0B200-03440400). Designed to restore battery life for portable use, it replaces the original internal battery to provide power for everyday tasks, mobility, and extended unplugged operation. Suitable for users needing a direct OEM-fit replacement to maintain laptop portability and runtime.
Available at price 91.99 €: 62 pcs.
Total available for order: 124 pcs.
Warranty: 2 Years
SKU: 11555801
delivery
to the Customer Service Center at Kengaraga 2b, Riga
01.07.2026 {{selectedOffer.officeDeliveryString}}
free
Customer service center
2b. Kengaraga str., Riga, Latvia, LV-1063
01.07.2026 {{selectedOffer.officeDeliveryString}}
free
Courier Delivery Please note that in case of a large parcel additional delivery costs may apply!
06.07.2026 {{selectedOffer.courierDeliveryString}}
From 4.99 € (Weight: 0.50 kg)
Parcel couriers
Latvijas Pasts pakomāts / Unisend LV / DPD Paku skapis / Omniva LV / Venipak Pickup LV / Venipak Locker LV / Latvijas Pasts nodaļa
06.07.2026 {{selectedOffer.parcelStationDeliveryString}}
From 1.99 €
payment
Payment Methods:
Bank transfer
Together cheaper
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Product information

Description

Replacement battery compatible with Asus X512C laptops, model B21N1818. This internal battery is designed to restore portable power and extend unplugged use for everyday tasks. It fits directly into the original battery compartment of compatible Asus X512C series notebooks and is intended as a like-for-like replacement to maintain the device’s mobility and runtime.

Advantages

The replacement battery offers the convenience of restoring the laptop’s autonomy without modifying the device. It is manufactured to match the physical dimensions and connection interface of the original battery, facilitating straightforward installation. By replacing an aged or failing battery, users can recover expected battery life and continue working, studying, or traveling with the notebook. The product is suitable for standard charging cycles and typical daily usage patterns.

Suitable for

  • Owners of Asus X512C series laptops needing an OEM-fit internal battery replacement
  • Users seeking to restore battery runtime for everyday office, study, or web browsing tasks
  • Mobile professionals and students who require reliable unplugged operation during travel

Key specifications

  • Compatibility: Asus X512C series notebooks
  • Battery type: internal rechargeable lithium-ion pack
  • Form factor: OEM-fit replacement designed for internal installation
  • Typical use: supports standard laptop power management and charging routines

How to use

Power off the laptop and disconnect it from any external power source before replacing the battery. Open the notebook’s service panel or remove the bottom cover following the manufacturer’s disassembly instructions, then disconnect the old battery from the motherboard connector and remove it from the compartment. Install the replacement battery by seating it in the compartment and reconnecting the battery cable to the motherboard connector. Reassemble the laptop, connect the charger and charge the battery fully before normal use. If unsure about disassembly, consult the device manual or seek professional assistance.

Usage recommendations

To maximize battery lifespan, use the original charger or a compatible charger with correct voltage and current ratings, avoid extreme temperatures, and perform regular charge/discharge cycles. Calibrate battery reporting occasionally by fully charging and then discharging to a low level according to the laptop manufacturer’s guidance.

Description

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Stock data
Available only for legal entities
Warehouse Stock Delivery to the store Store Price
EU6 62 01.07.2026 Best delivery 91.99 € Best price
WH109 62 15.07.2026 117.99 €
Available only for legal entities
91.99 €
Stock: 62
Delivery Date: 01.07.2026 Best delivery
Warehouse: EU6
117.99 €
Stock: 62
Delivery Date: 15.07.2026
Warehouse: WH109

Customer reviews

Customer questions

FAQ

How much does the Asus X512C replacement battery B21N1818 cost, and is it available for purchase?

The price is 91.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 124 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 01.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

What payment options are available?

AiO.lv offers several payment methods: Bank transfer. All transactions are 100% secure and encrypted.

Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

What is the warranty period?

All Asus products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Asus service centers and through AiO.lv

Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. We will assist with consultation, warranty claim processing, and coordination with certified service centers.
warranty
14-Day Return Policy We are confident in our quality, but if the purchase doesn’t fit — you have 14 days to return the product with peace of mind.
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Fast Delivery Get your orders as quickly as possible — right to your door, parcel lockers, or pickup points across Latvia and the EU.
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Quality Since 2008 AiO.lv has been on the market for over 18 years and has earned trust — with more than 6000 genuine positive reviews on Google.