Astrum HP CS03 Battery 11.4V ABT‑HPCS03
Brand: Astrum
SKU: ABT-HPCS03
Manufacturer Part Number: ABT-HPCS03
Product Overview
The Astrum 11.4V 4000mAh Replacement Battery is engineered for HP laptops requiring CS03 battery specifications.
Built with high‑quality Li‑Polymer cells, it ensures efficient energy storage, reduced memory effect, and consistent performance for professionals, students, and home users.
With advanced safety protections and durable construction, this battery is the perfect solution for restoring your HP laptop’s productivity.
Key Features
High capacity 4000mAh for dependable unplugged use
Optimized compatibility with HP laptops requiring CS03 battery type
Premium Li‑Polymer cells with no memory effect
Multi‑protection circuit prevents overcharging, overheating, and short circuits
Certified safe: CE and RoHS compliant
Easy drop‑in installation, no tools required
Backed by a 12‑month warranty
Technical Specifications
Feature Specification
Voltage 11.4V
Capacity 4000mAh
Chemistry Li‑Polymer
Compatible Part No CS03, ABT‑HPCS03
Safety Protections Overcharge, overheat, short‑circuit
Warranty 12 months
Compatible Model Numbers
HP laptops using CS03 battery specifications
Installation & Maintenance Tips
Power Off: Shut down the laptop and disconnect the AC adapter
Remove Old Battery: Unlock and slide out the old 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 11.4V 4000mAh Battery (ABT‑HPCS03)
1 × User Manual (with safety guidelines)