BTI Laptop Battery for Lenovo 3000 N500 / G530 (51J0226, 42T4575/77/79/81)

Power your day with a dependable, high-performance BTI Notebook Battery. Designed as a replacement battery with a proprietary size for a secure, snug fit, this 11.1V Li-Ion pack delivers dependable runtime, faster charging, and lasting durability. Built with six cells and a capacity of 4800mAh, it provides steady, reliable power for work, study, travel, and entertainment, so you can focus on what matters most—your tasks and your ideas. The BTI Notebook Battery is engineered to minimize downtime, helping you stay unplugged longer between charges while maintaining consistent voltage and peak performance across cycles. Whether you’re commuting, in meetings, or simply grinding through a long project, this battery is ready to power your device when you need it most.

• Optimized runtime with 6-cell design: The six-cell configuration balances energy density and reliability, delivering extended unplugged time so you can work longer between charges.
• Reliable 11.1V DC power: A steady voltage ensures consistent performance across applications, from productivity suites to media playback, with smooth startup and stable operation.
• Quick-charging capability: Engineered to take lesser time to charge than typical replacements, reducing downtime and getting you back to work faster.
• Proprietary battery size for dependable usability: The unique form factor guarantees a precise fit and secure connections, minimizing fit-related issues and ensuring reliable longevity.
• Safety and durability you can trust: Li-Ion chemistry paired with built-in protections helps prevent overcharge, short circuit, and overheating, extending battery life and safeguarding your device.

Technical Details of BTI Notebook Battery

• Chemistry: Lithium Ion (Li-Ion)
• Voltage: 11.1V DC
• Capacity: 4800mAh
• Cells: 6
• Form Factor: Proprietary battery size
• Type: Replacement notebook battery
• Safety: Built-in protection against overcharge, short circuit, and overheating

How to Install BTI Notebook Battery

• Power down and unplug: Ensure the laptop is completely powered off and not connected to any charger or external power source.
• Prepare your workspace: Place the laptop on a clean, stable surface and gather the necessary tools if needed (for models that require unscrewing a bottom panel).
• Access the battery compartment: Remove the back panel or bottom cover following your device’s service instructions to expose the battery.
• Disconnect the old battery: Carefully detach the battery connector from the motherboard, then remove the old battery from its bay.
• Install the BTI replacement: Align the proprietary battery with the connector and bay, press into place, and reconnect the battery cable securely to the motherboard.
• Reassemble and charge: Reattach the back panel or bottom cover, power on the laptop, and begin charging to 100% before normal use. Allow a full initial charge if recommended by your device’s manufacturer.

Frequently Asked Questions

• Q: What makes BTI Notebook Battery a good replacement choice? A: It combines a 6-cell design, 4800mAh capacity, and 11.1V DC output in a proprietary form factor engineered for reliable compatibility, quick charging, and durable performance for BTI notebooks.
• Q: How long will the BTI battery run my laptop on a single charge? A: Run time varies with usage, applications, screen brightness, and device efficiency, but the 4800mAh capacity is designed to extend unplugged time relative to lower-capacity replacements, helping you stay productive longer between charges.
• Q: Is this battery safe to use with my BTI notebook? A: Yes. It includes essential safety features—such as protection against overcharge, short circuits, and overheating—and uses Li-Ion chemistry known for efficiency and reliability when used in compatible devices.
• Q: Will this battery charge faster than my old one? A: The BTI battery is designed to take lesser time to charge compared with typical replacement batteries, reducing downtime and getting you back to work sooner.
• Q: How do I know if this is the right battery for my notebook? A: This battery is built as a proprietary-size replacement for BTI notebooks. Check your device’s model, battery size, and voltage requirements to confirm compatibility before installation.
• Q: Can I use this battery with multiple BTI models? A: If your BTI notebook uses the same proprietary 11.1V Li-Ion 6-cell configuration, it should be compatible. Always verify model compatibility and battery size to ensure a proper fit and safe operation.