USED ORIGINAL OEM Genuine Untested ASUS C21N1634 Li-Ion Laptop Battery

This listing is for a used, original equipment manufacturer (OEM) genuine ASUS Lithium-Ion laptop battery, specifically model number C21N1634.

ABSOLUTELY CRITICAL: This battery is being sold in UNTESTED condition. We have not performed any tests to confirm its charge capacity, ability to hold a charge, or overall functionality. It is being sold "as is" for parts, repair, or to a buyer willing to accept the significant risk of an untested electronic component.

Key Features (Based on Original ASUS C21N1634 Model Specifications - Functionality UNTESTED on this specific unit):

• Genuine OEM ASUS Product: An authentic ASUS-branded laptop battery, ensuring original physical dimensions and connector type for compatible models.

• Li-Ion Polymer Chemistry: Typically uses Li-Ion Polymer technology, known for its flexible form Number: Primarily identified as Rated Specifications (when new): Typically rated at 7.7V with a common capacity of approximately 5070mAh (39Wh). (Please note: As an untested, used battery, its actual remaining capacity is unknown and likely significantly less than new.)

• Compatibility (Buyer to Verify): This battery is commonly found in various ASUS notebook models, primarily within the VivoBook Flip and ZenBook Flip series. Known compatible series include, but are not limited to:

  • ASUS VivoBook Flip 14 TP401CA Series

  • ASUS VivoBook Flip 14 TP401NA Series

  • ASUS VivoBook Flip 14 TP401SA Series

  • ASUS VivoBook Flip 14 TP401MA Series

  • It is the BUYER'S SOLE RESPONSIBILITY to verify the exact compatibility with their specific laptop model and existing battery part number before USED & UNTESTED - EXTREMELY IMPORTANT - PLEASE READ CAREFULLY

    • Used, Original OEM Genuine: This battery has been previously used and subsequently removed from a laptop.

    • UNTESTED: This battery has NOT been charged, discharged, installed in a laptop for testing, or had its remaining capacity measured. We cannot confirm if it holds a charge, how long it retains power, if it functions correctly, or if there are any internal issues. Its operational status is COMPLETELY UNKNOWN.

    • No Swelling Check: Due to its untested status, we cannot guarantee the absence of internal cell swelling, which can be a significant safety concern with Li-Ion Polymer batteries. Always inspect the battery carefully upon receipt for any signs of swelling or deformation.

    • Cosmetic Condition: As a used battery, it will show cosmetic signs of prior use, such as minor scratches, scuffs, or light discoloration on the casing from insertion and removal. There are no visible signs of major physical damage (e.g., cracks, punctures).

    • What's Included:

      • 1x ASUS C21N1634 Li-Ion Laptop Battery (Unit Use (Given Untested Status & Risks):

        • For Parts: Ideal for salvaging internal components (e.g., circuitry) for repair of another identical battery by an experienced professional.

        • For Repair/Re-Celling: Suitable for highly experienced technicians or hobbyists who possess the specialized knowledge, tools, and safety protocols to diagnose, repair, or re-cell Li-Ion batteries.

        • As Is / Experimentation: For a buyer who fully understands and accepts the unknown functionality and inherent risks, possibly for non-critical testing or educational COMPLETELY AS-IS, UNTESTED, WITH NO WARRANTY EXPRESSED OR IMPLIED.

        • There are NO guarantees regarding its ability to charge, hold a charge, its maximum capacity, longevity, or overall functionality.

        • NO RETURNS ACCEPTED for this item based on functionality, performance, compatibility, or suitability once purchased. Buyer assumes ALL RISKS associated with purchasing an untested and used Lithium-Ion battery.

        • SAFETY WARNING: Lithium-Ion Polymer batteries, especially used and untested ones, can be hazardous if handled improperly. Do not attempt to open, puncture, or expose to extreme temperatures. Do NOT use if it appears swollen, deformed, damaged, or shows any signs of overheating or unusual behavior. Improper handling can lead to fire, explosion, or personal this item indicates your full understanding and absolute acceptance of its untested condition and "for parts/repair" nature.

        • Please review all high-resolution photos carefully to assess the cosmetic condition of the exact item you will receive.