Astrum Dell 5280 Battery 11.4V ABT‑DL3DDDG
Brand: Astrum
SKU: ABT-DL3DDDG
Manufacturer Part Number: ABT-DL3DDDG
Product Overview
Keep your Dell Inspiron or Vostro laptop running smoothly with the Astrum 11.4V 4100mAh Replacement Battery.
Designed for seamless compatibility with Dell Inspiron 1520, 1521, 1721 and Vostro 1500, 1700 models, it features Li‑Polymer technology for lightweight efficiency and resistance to memory effect.
With advanced safety protections and eco‑friendly design, this battery delivers reliable power and extended runtime for everyday use.
Key Features
High compatibility with Dell Inspiron 1520, 1521, 1721, Vostro 1500, 1700
Li‑Polymer technology: lightweight, efficient, no memory effect
Multi‑protection circuit safeguards against overcharging, overheating, and short circuits
Easy drop‑in installation, no tools required
Backed by a 12‑month warranty
Technical Specifications
Feature Specification
Voltage 11.4V
Capacity 4100mAh
Chemistry Li‑Polymer
Compatible Part No W280, 0UW280, NR239, 312‑0589, 451‑10477, FK890, GK476, GK479, 312‑0504, 312‑0575, 312‑0576, 312‑0590, 312‑0594, FP282
Safety Protections Overcharge, overheat, short‑circuit
Compatible Model Numbers
Dell Inspiron 1520
Dell Inspiron 1521
Dell Inspiron 1721
Dell Vostro 1500
Dell Vostro 1700
Installation & Maintenance Tips
Power Off: Shut down the laptop and disconnect the AC adapter
Remove Old Battery: Slide the locking latch to release and remove the old battery
Insert New Battery: Align and slide the Astrum battery into place until it clicks
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 11.4V 4100mAh Battery (ABT‑DL3DDDG)
1 × User Manual (with safety guidelines)