Fancy Buying Laptop Battery for Asus X551 X45 X55 14.8V

Fancy Buying replacement laptop battery for Asus X551 series — a 14.8V, 2200mAh Li-ion pack designed to restore mobile runtime while matching OEM safety circuits.

This battery is a direct-fit, drop-in replacement for a range of Asus X45/X55 family notebooks and works with part numbers such as A31N1319, A41N1308 and 0B110-00250100. Built with four lithium-ion cells and integrated protection circuitry, it’s intended to offer stable charging, reliable discharge behavior and compatibility with laptops that show battery errors or shortened runtime. The unit is 100% new from the manufacturer and designed to meet OEM-like standards while providing up to hundreds of recharge cycles under normal use.

Which Asus models and part numbers will this battery work with?

This Fancy Buying battery fits multiple Asus models in the X45 and X55 series and replaces common part numbers used by those laptops. Check your laptop’s original battery label or system information to match the model or part number before ordering.

• Compatible series: Asus X451, X551, X451C, X451CA, X551C, X551CA, X551M, X551MA.
• Replaces part numbers: A31N1319, A41N1308, 0B110-00250100, A31LJ91 and similar.
• Also cross-references: X45LI9C, YU12008-13007D, YU12125-13002.

How reliable and safe is this replacement battery?

The pack includes overcurrent, overcharge, over-discharge and temperature protection built into its circuit board, which helps prevent common battery faults. Cells are assembled to provide consistent voltage and longer cycle life compared with unprotected packs.

• Protection features: overcharge, over-discharge, overcurrent and short-circuit safeguards.
• Construction: 4-cell Li-ion layout rated at 14.8V and 2200mAh capacity.
• Durability: designed for up to roughly 500 recharge cycles under normal conditions.

What performance can I expect compared to my original battery?

Runtime depends on your laptop’s configuration and workload, but this 2200mAh pack aims to recover typical mobile use time for the specified Asus models. Because it is a properly rated replacement with integrated protection, it restores stable charging behavior and helps the system report accurate battery levels.

• Voltage match: 14.8V ensures proper compatibility with original power management circuits.
• Capacity reference: 2200mAh provides similar runtime to many factory batteries for these models.
• Charge cycles: engineered for long-term reuse with consistent performance over many recharges.

How do I install and verify this battery works in my laptop?

Installation is typically tool-free or requires only a small screwdriver to remove the bottom cover, depending on your model. After seating the battery and reassembling the laptop, confirm functionality by checking BIOS battery info and Windows power settings for proper voltage and charging status.

• Install tips: power down, unplug, remove old battery, align connector and secure the replacement.
• Verification: confirm battery is detected, charging indicator lights, and system shows correct voltage and capacity.
• Troubleshooting: if not detected, reseat the connector and update BIOS/power drivers before contacting support.

Who this is for: This Fancy Buying battery is appropriate for users with Asus X45/X55-series laptops that need a dependable OEM-style replacement — whether your original battery shows low runtime, doesn’t charge, or the system reports error codes. It’s aimed at home users, students, and technicians seeking an affordable, protected Li-ion pack that restores mobility without modifying the laptop. If you’re unsure about fit, use your laptop’s model or the original battery part number to confirm compatibility before purchase; our support team is available for questions within 365 days of purchase.