Proline W540S Clevo Laptop Battery 11.1V 4400mAh – Astrum
SKU: ABT-PRW540 | Warranty: 12 months | Condition: Brand New
Key Benefits
Extended runtime: 4400 mAh capacity at 11.1 V for all-day productivity
Exact fit: Engineered to match Proline W540S and Clevo series battery bay and connector layout
Certified safety: Built-in protections against overcharge, over-discharge, and short circuits
Robust cycle life: Retains capacity over hundreds of recharge cycles
Tool-free installation: Slide-in design for quick, hassle-free replacement
Peace of mind: Backed by a 12-month manufacturer warranty
Technical Specifications
Specification Details
Battery Type Lithium-Ion (Li-Ion)
Voltage 11.1 V
Capacity 4400 mAh (approx. 49 Wh)
Cell Configuration 3S2P (6-Cell)
SKU ABT-PRW540
Warranty 12 months
Protections Overcharge, Over-discharge, Short-circuit
Certifications CE, RoHS
Compatible Part Numbers
6-87-C480S-4P4 6-87-W540S-427 B5130M C4500 C4500BAT-6 W240BAT-6 6-87-W24ES-4W4 CL C4500-3S2P
Compatible Models
Mecer W540 Mecer W540EU Mecer W550 Mecer W550EU Mecer W55EU Mecer XPRESSION W150HNQ Mecer W251HUQ
Installation & Care Tips
Power off your notebook and unplug the AC adapter.
Slide the battery latch to release the old battery, then remove it.
Align the Astrum ABT-PRW540 contacts and insert until it clicks in place.
Fully charge before first use to calibrate the battery gauge.
Perform one full discharge/charge cycle monthly to maintain capacity accuracy.
Store at approximately 40 % charge in a cool, dry environment if unused for extended periods.
What’s Included
1 × Astrum ABT-PRW540 11.1 V / 4400 mAh Replacement Battery
1 × Quick-Start Guide with Safety & Installation Instructions