W500 Battery

The phrase "W500 battery" primarily refers to three distinct categories: replacement batteries for the Lenovo ThinkPad W500 mobile workstation, batteries for the Acer Iconia Tab W500, and the emerging 500 Wh/kg battery technology platform.

1. Lenovo ThinkPad W500 Batteries

* Product Type: Standard 6-cell (flush-fit) or high-capacity 9-cell (protruding) Lithium-ion battery packs.

* Key Specs:

* 6-cell: Up to 3.8–5.5 hours runtime depending on the graphics card usage Levnapc.

* 9-cell: Up to 5.9–8.3 hours runtime Levnapc.

* Market Insight: While the W500 is a legacy workstation (released c. 2008), there is still a robust secondary market for replacement batteries. Prices range from $5 to $15 per unit for bulk orders (MOQ ~5 pieces) Alibaba.

2. Acer Iconia Tab W500 Batteries

* Product Type: Internal Li-polymer batteries (Model: AP11B7H).

* Key Specs: 11.1V, 36Wh, 3260mAh capacity providing approximately 3–4 hours of use UmpcportalUltragreenbattery.

* Market Insight: These are harder to source as new OEM parts but remain available via specialized B2B electronics suppliers and consumer platforms like Amazon or eBay Amazon.

3. Market Trend: 500 Wh/kg Energy Density

* Technology: A new frontier in battery density led by companies like Amprius, utilizing silicon anode platforms to reach 504 Wh/kg Amprius.

* Trends & Future Outlook:

* Market Size: The global battery market is projected to reach $177.4B by 2026, driven by high-density requirements in aviation and EVs Grandviewresearch.

* Commercial Adoption: Next-gen solid-state and silicon-anode cells (350–500 Wh/kg) are entering the B2B market for specialized drones and high-performance equipment, with individual cell prices ranging from $7 to $128 depending on capacity and C-rate Alibaba.