Astrum ASUS X453/X553 Battery 7.2V ABT‑ASX553
Brand: Astrum
SKU: ABT-ASX553
Manufacturer Part Number: ABT-ASX553
Product Overview
Revitalize your ASUS laptop’s performance with the Astrum 7.2V 4400mAh Replacement Battery, engineered for seamless compatibility with ASUS D553, F453, F553, P553, X403, X453, and X502 series models.
Built with high‑capacity Li‑Polymer cells, this battery delivers extended runtime, reliable power, and certified safety protections.
Perfect for students, professionals, and users on the go, it ensures uninterrupted productivity and worry‑free sessions without constantly searching for an outlet.
Key Features
Optimized compatibility with ASUS D553, F453, F553, P553, X403, X453, X502 series
4400mAh high capacity for longer unplugged use
Premium Li‑Polymer cells with no memory effect
Certified safe: CE and RoHS compliant
Multi‑protection circuit prevents overcharge, over‑discharge, and short circuits
Easy drop‑in installation, no special tools required
Backed by a 12‑month warranty
Technical Specifications
Feature Specification
Voltage 7.2V
Capacity 4400mAh
Chemistry Li‑Polymer
Compatibility ASUS D553, F453, F553, P553, X403, X453, X502 series
Safety Protections Overcharge, over‑discharge, short‑circuit
Warranty 12 months
Compatible Part Numbers
B21N1329
ABT‑ASX553
Compatible Model Numbers
ASUS X403 Series: X403, X403M, X403MA
ASUS X503 Series: X503M, X502CA
ASUS X453 Series: X453, X453MA
ASUS X553 Series: X553, X553M
ASUS F453 Series: F453, F453MA
ASUS F553 Series: F553M
ASUS P553 Series: P553
ASUS D553 Series: D553
Installation & Maintenance Tips
Power Off: Shut down the laptop and disconnect the charger
Remove Old Battery: Unlock the latch and slide out the old battery
Insert New Battery: Slide the Astrum battery into the compartment and lock the latch
Initial Charge: Charge fully before first use for optimal performance
Maximize Lifespan: Avoid extreme temperatures; perform full discharge cycles monthly
What’s in the Box
1 × Astrum 7.2V 4400mAh Battery (ABT‑ASX553)
1 × User Manual (with safety guidelines)