Asus C21N1818 37Wh Battery
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  • Asus C21N1818 37Wh Battery

Asus C21N1818 37Wh Battery

$89.00

❓ Still unsure? Don’t worry — you can place the order with confidence. Just leave your laptop model or part number in the checkout notes, and our Compatibility Assurance Team will double-check compatibility before shipping. ✅ With 1,000+ battery types covering over 1,000,000 laptop models, chances are we already have the right match for you.

🔍 Already sure this is the right one? Well done — we know it takes effort to search and compare. You can order now with total confidence that this is the perfect fit for your laptop.

📦 Availability & Service: In stock —FREE shipping -dispatched within 1 business day, with 30-day returns and a 12-month warranty.

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1
Asus C21N1818 37Wh Battery

Asus C21N1818 37Wh Battery

$89.00
 

Secure Checkout

 

Free Shipping on All Orders

 

30-Day Return Period

Key Features

  • Compatibility Verified for You: Not sure if this is the correct battery for your laptop? No problem! Provide your laptop model or any relevant details (e.g., part number) in the notes at checkout. We'll verify compatibility before shipping to ensure you get the right product.
  • High-Performance Battery: Genuine Battery designed for long-lasting performance and reliability.
  • Easy Installation: Plug-and-play design for hassle-free replacement. Complete installation tools included and simple installation in 20 minutes. No prior experience needed!
  • Guaranteed Quality: Every battery is rigorously tested to meet strict quality standards.

Availability: ✅ In Stock | Brand New | One-Year Product Warranty
Shipping: 🚚 Free Shipping on All Orders
Returns: 🔄 30-Day Return Period
Payment Options: 💳 Pay securely with Credit Card or PayPal
Secure Checkout: 🔒 Guaranteed Safe Payment

This battery is designed to fit a wide range of models, including but not limited to list below.

Asus-C21N1818-37Wh Battery for: Asus 0B200-03280500;Asus 0B200-03280600;Asus 0B200-03280700;Asus Business P1 P1511CEA;Asus Business P1 P1511CEA-BQ1593R;Asus Business P1 P1511CEA-BQ323R;Asus Business P1 P1511CEA-BQ749;Asus Business P1 P1511CEA-BQ750;Asus Business P1 P1511CEA-BQ750R;Asus Business P1 P1511CEA-BQ750RA;Asus Business P1 P1511CEA-BQ751R;Asus Business P1 P1511CEA-BQ752R;Asus Business P1 P1511CEA-BQ753;Asus Business P1 P1511CEA-BQ753RA;Asus Business P1411CEA;Asus Business P1411CEA-EB272R;Asus Business P1411CEA-EB782R;Asus Business P1511CJA;Asus Business P1511CJA-BQ1170RA;Asus Business P1511CJA-BQ1895XA;Asus Business P1511CJA-BQ645;Asus Business P1511CJA-BQ648;Asus Business P1511CJA-EJ067;Asus C21PpJH;Asus Education M415DA;Asus Education M415DA-BQ557T;Asus Education M415DA-EB242;Asus Education M515UA;Asus Education M515UA-BQ065T;Asus Education M515UA-BQ066T;Asus Education M515UA-BQ095T;Asus Education M515UA-BQ359T;Asus ExpertBook P1 P1511CDA;Asus ExpertBook P1 P1511CDA-BQ1183R;Asus ExpertBook P1 P1511CDA-BQ520RA;Asus ExpertBook P1 P1511CDA-BQ788R;Asus ExpertBook P1 P1511CDA-BQ788RA;Asus ExpertBook P1 P1511CEA;Asus ExpertBook P1 P1511CEA-BQ321R;Asus ExpertBook P1 P1511CEA-BQ750RA;Asus ExpertBook P1 P1511CEA-BQ753R;Asus P1411CJA;Asus P1411CJA-EB357R;Asus P3400FA;Asus P3400FA-EB057R;Asus P3400FA-EB067R;Asus VivoBook 14 A412DK;Asus VivoBook 14 A412DK-EK055T;Asus VivoBook 14 D415DA;Asus VivoBook 14 D415DA-BV414T;Asus VivoBook 14 D415DA-BV423T;Asus VivoBook 14 D415DA-EB384;Asus VivoBook 14 D415DA-EB403T;Asus VivoBook 14 F412DA;Asus VivoBook 14 F412DA-EK246T;Asus VivoBook 14 F412DA-EK359T;Asus VivoBook 14 F412DA-EK493T;Asus VivoBook 14 F412DK;Asus VivoBook 14 F412DK-EK054T;Asus VivoBook 14 F412FA;Asus VivoBook 14 F412FA-EB019T;Asus VivoBook 14 F412FA-EB025T;Asus VivoBook 14 F412FA-EB089T;Asus VivoBook 14 F412FA-EB133T;Asus VivoBook 14 F412FA-EB134T;Asus VivoBook 14 F412FA-EK659T;Asus VivoBook 14 F412FJ;Asus VivoBook 14 F412FJ-EB084T;Asus VivoBook 14 F412FJ-EB118T;Asus VivoBook 14 F412FJ-EB119T;Asus VivoBook 14 F412FL;Asus VivoBook 14 F412FL-EK281T;Asus VivoBook 14 F412UA;Asus VivoBook 14 F412UA-BV156T;Asus VivoBook 14 F412UB;Asus VivoBook 14 F412UF;Asus VivoBook 14 F415EA;Asus VivoBook 14 F415EA-EB1324W;Asus VivoBook 14 F415EA-EB268;Asus VivoBook 14 F415EA-EB269;Asus VivoBook 14 F415EA-EB466W;Asus VivoBook 14 F415EA-EB803T;Asus VivoBook 14 F415EA-EK115W;Asus VivoBook 14 F415EA-EK1524WS;Asus VivoBook 14 F415JA;Asus VivoBook 14 F415JA-EB1406T;Asus VivoBook 14 F415JA-EB773T;Asus VivoBook 14 R456EA;Asus VivoBook 14 R465EA-EB1128T;Asus VivoBook 14 R465JA;Asus VivoBook 14 R465JA-EB1640W;Asus VivoBook 14 R465JA-EK278T;Asus VivoBook 14 R465JA-EK278W;Asus VivoBook 14 R465JA-EK533T;Asus VivoBook 14 X412DA;Asus VivoBook 14 X412DA-EB454;Asus VivoBook 14 X412DA-EK181T;Asus VivoBook 14 X412DK;Asus VivoBook 14 X412DK-EK037T;Asus VivoBook 14 X412FA;Asus VivoBook 14 X412FA-EB019T;Asus VivoBook 14 X412FA-EB937;Asus VivoBook 14 X412FJ;Asus VivoBook 14 X412FJ-EB022T;Asus VivoBook 14 X412FL;Asus VivoBook 14 X412FL-EB151T;Asus VivoBook 14 X412UA;Asus VivoBook 14 X412UA-BV156T;Asus VivoBook 14 X412UB;Asus VivoBook 14 X412UB-EK048T;Asus VivoBook 14 X412UF;Asus VivoBook 14 X415;Asus VivoBook 14 X415DA;Asus VivoBook 14 X415JA;Asus VivoBook 14 X415JA-EB512TS;Asus VivoBook 14 X415JF;Asus VivoBook 14 X415JP;Asus VivoBook 14 X415MA;Asus VivoBook 14 X415MA-EB494W;Asus VivoBook 14 X415MA-EB534T;Asus VivoBook 14 X415MA-EK187T;Asus VivoBook 15 D515DA;Asus VivoBook 15 D515DA-BQ349T;Asus VivoBook 15 D515DA-BQ386;Asus VivoBook 15 D515DA-BQ418T;Asus VivoBook 15 D515DA-BQ559;Asus VivoBook 15 D515UA;Asus VivoBook 15 D515UA-BQ004T;Asus VivoBook 15 D515UA-BQ032;Asus VivoBook 15 D515UA-EJ186T;Asus VivoBook 15 F515EA;Asus VivoBook 15 F515EA-BQ1171;Asus VivoBook 15 F515EA-BQ1371T;Asus VivoBook 15 F515EA-BQ1376;Asus VivoBook 15 F515EA-BQ1544T;Asus VivoBook 15 F515EA-BQ1859W;Asus VivoBook 15 F515EA-BQ1896W;Asus VivoBook 15 F515EA-BQ477;Asus VivoBook 15 F515EA-BQ782T;Asus VivoBook 15 F515EA-BQ819;Asus VivoBook 15 F515EA-EJ076T;Asus VivoBook 15 F515EA-EJ1369T;Asus VivoBook 15 F515EA-EJ1782W;Asus VivoBook 15 F515JA;Asus VivoBook 15 F515JA-BQ1005T;Asus VivoBook 15 F515JA-BQ1017T;Asus VivoBook 15 F515JA-BQ2357T;Asus VivoBook 15 F515JA-BQ2370W;Asus VivoBook 15 F515JA-BQ706;Asus VivoBook 15 F515JA-EJ067;Asus VivoBook 15 F515JA-EJ1848;Asus VivoBook 15 F515JA-EJ283T;Asus VivoBook 15 F515JA-EJ602T;Asus VivoBook 15 F515JA-EJ659T;Asus VivoBook 15 F515JA-EJ721T;Asus VivoBook 15 F515KA;Asus VivoBook 15 F515KA-EJ056W;Asus VivoBook 15 F515MA;Asus VivoBook 15 F515MA-BQ215;Asus VivoBook 15 F515MA-BQ216;Asus VivoBook 15 F515MA-BQ549;Asus VivoBook 15 F515MA-BQ550;Asus VivoBook 15 F515MA-EF063T;Asus VivoBook 15 F515MA-EJ063T;Asus VivoBook 15 F515MA-EJ063W;Asus VivoBook 15 M515DA;Asus VivoBook 15 M515DA-BQ313T;Asus VivoBook 15 R565JA;Asus VivoBook 15 R565JA-BQ1947W;Asus VivoBook 15 R565JA-EJ2498W;Asus VivoBook 15 R565JA-EJ283T;Asus VivoBook 15 X515EA;Asus VivoBook 15 X515EA-BQ1370T;Asus VivoBook 15 X515EA-BQ943T;Asus VivoBook 15 X515EA-BQ944T;Asus VivoBook 15 X515EA-BQ946T;Asus VivoBook 15 X515EA-BQ948T;Asus VivoBook 15 X515EA-BQ970T;Asus VivoBook 15 X515EP;Asus VivoBook 15 X515JA;Asus VivoBook 15 X515JA-BQ647T;Asus VivoBook 15 X515JA-EJ171T;Asus VivoBook 15 X515JF;Asus VivoBook 15 X515JP;Asus VivoBook 15 X515JP-EJ009T;Asus VivoBook 15 X515KA;Asus VivoBook 15 X515KA-EJ009T;Asus VivoBook 15 X515KA-EJ016TS;Asus VivoBook 15 X515KA-EJ022T;Asus VivoBook 15 X515MA;Asus VivoBook 15 X515MA-BQ398T;Asus VivoBook 15 X515UA;Asus VivoBook R424DK;Asus X415FA;Asus X415FA-EB117W;Asus X515FA;Asus X515FA-EJ045T;Asus ZenBoock F415EA-EB267;Asus ZenBook F415EP;Asus ZenBook F415EP-EB144T;Asus ZenBook F415EP-EB222T;Asus ZenBook X415EA;Asus ZenBook X415EA-EB713T;Asus ZenBook X415EA-EK646T;Asus ZenBook X415EP;Asus ZenBook X415KA;Asus-C21N1818-37Wh

Battery-Asus-C21N1818-37Wh
246 Items

FAQ — Asus C21N1818 37Wh Battery

If your laptop shows multiple issues below, your battery may be failing. Tick the boxes that match your experience:













Yes — most likely. For 100% certainty, check either your laptop model or your original battery part number.

Free Compatibility Check: At checkout, add your model or part number in the order notes (or email us after ordering). We’ll verify before shipping. If something doesn’t match, we’ll correct the order so you get the right battery the first time.

  • On the laptop: Label/sticker on the underside or side (look for “Model”, “P/N”).
  • On the battery: Printed part number on the battery label (if removable).
  • Windows: Win + R → msinfo32 to see “System Model”.
  • Windows: Ctrl + F
  • macOS: ⌘ + F
  • iOS Safari: Share → “Find on Page”
  • Android: Menu → “Find in Page”

30-day easy returns and a 12-month warranty against defects.

Free shipping on all orders. Tracking provided once dispatched.

Typical install takes 15–25 minutes. A basic tool kit is included. Power off, unplug the charger, and handle the battery by the edges only.

We accept major credit cards and PayPal via secure checkout.

Not always. Fast draining can be caused by background apps, settings, or an old battery. If your battery lasts less than 30–60 minutes unplugged, it’s usually time to replace it.

Yes, in most cases. This is a common sign of a worn-out battery. A new compatible battery should restore normal portable use.

Many laptops limit charging to 80–95% to extend battery life. If it’s stuck much lower, the battery may be failing and should be replaced.

Check seating and contacts first. If the issue continues, the battery is likely faulty and replacing it will usually solve the problem.

Yes, but long-term constant charging can reduce battery lifespan. Unplug and run on battery once or twice a week to keep it healthy.

Most laptop batteries last about 2–4 years or 300–500 charge cycles, depending on usage and care.

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