TREE.NB High Capacity Battery for Dell Inspiron 1525/1526/1545 – 7800mAh 11.1V 9-Cell

Power your Dell Inspiron longer with a reliable high-capacity replacement

The TREE.NB High Capacity Battery is a purpose-built replacement designed for select Dell Inspiron models, including 1525, 1526, and 1545, as well as the Vostro 500 line. At 7800mAh and 11.1V (9-cell Li-ion), this battery is crafted to deliver more unplugged runtime and consistent energy delivery across demanding tasks. A long list of compatible part numbers helps you find a match that fits your current setup, so you can swap in a unit that mirrors the original performance.

What sets this battery apart is the energy reserve. Expect more hours of productivity for tasks like coding, presenting, or multimedia viewing when you’re away from a power outlet. Keep in mind that higher capacity typically adds weight and can make the notebook slightly thicker compared with standard batteries. This is a natural trade-off for extended use between charges.

Key specs

• 9-cell design • 7800mAh • 11.1V (10.8V variants appear in some listings) • Li-ion chemistry
• Approximate dimensions: 26.1 cm × 11.8 cm × 6.4 cm
• Certifications: CE, UL, RoHS for safety and compliance

What you get and how it works

• Full compatibility with listed Dell part numbers (e.g., GP952, GW240, RN873, 312-0625, 312-0626, and more)
• Brand-new unit direct from a professional manufacturer, designed as a direct replacement
• Includes a 60-day return window and a 12-month warranty with US-based dispatch

Practical use tips: whether you’re traveling, studying, or working remotely, this battery can help you stay productive where outlets aren’t nearby. After installation, a quick calibration cycle can help your system recognize the updated capacity. For best longevity, keep contacts clean and avoid excessive heat.

Why choose TREE.NB

We focus on dependable power delivery and clear compatibility. This replacement aims to offer solid performance and a straightforward replacement experience, without guaranteeing specific results for every setup. If you need more hours away from a plug, this battery could be a helpful option to consider.