Astrum ASUS X551/X451 A41N1308 Battery ABT‑ASX551
Brand: Astrum
SKU: ABT‑ASX551
Manufacturer Part Number: ABT‑ASX551
Product Overview
The Astrum A41N1308 Replacement Battery is engineered for ASUS X551 and X451 series laptops, delivering dependable power and extended runtime.
Operating at 11.1V with a durable Li‑Ion design, this external battery ensures efficient energy storage, reduced memory effect, and consistent performance for students, professionals, and mobile users.
With advanced safety protections and durable construction, it provides reliable daily use while supporting sustainable practices.
Key Features
High‑capacity Li‑Ion cells for extended unplugged productivity
Optimized compatibility with ASUS X551 and X451 series laptops
Multi‑protection circuit prevents overcharging, overheating, and short circuits
Certified safe: CE and RoHS compliant
Easy external installation, no tools required
Backed by a 12‑month warranty
Technical Specifications
Feature Specification
Voltage 11.1V
Capacity ~4400mAh (standard A41N1308)
Chemistry Li‑Ion
Compatible Part No 0B110‑00250100, A41N1308, A31LJ9, ABT‑ASX551
Safety Protections Overcharge, over‑discharge, overheat, short‑circuit
Warranty 12 months
Compatible Model Numbers
ASUS Series:
X451, X451C, X451CA
X551, X551C, X551CA
X551CA‑SX024H, X551CA‑SX029H, X551CA‑DH21
X551M
Installation & Maintenance Tips
Power Off: Shut down the laptop and disconnect the AC adapter
Remove Old Battery: Unlock and slide out the old external battery
Insert New Battery: Align and secure the Astrum battery in place
Initial Charge: Fully charge before first use for optimal performance
Care Tips: Avoid extreme temperatures; perform full discharge cycles monthly
What’s in the Box
1 × Astrum 11.1V Li‑Ion External Battery (ABT‑ASX551)
1 × User Manual (with safety guidelines)