Laptop battery Terra 44Wh model 6-87-N750S-4EB2 compatible with NB 1515

Rechargeable laptop battery Terra 44Wh model 6-87-N750S-4EB2 is designed as a replacement power source for NB 1515-compatible notebook computers. With a usable capacity of 44 watt-hours, the battery restores mobile operation for standard daily tasks and travel. It fits the specified NB 1515 series and connects through the original battery bay to provide similar runtime to the original pack.

Advantages

This Terra battery provides a compact, lightweight power solution that restores portable use without requiring device modification. Its rated 44Wh capacity offers predictable runtime for common office, browsing and media tasks. The battery is designed for straightforward user installation, compatibility with the NB 1515 mounting and connector layout, and stable power delivery under typical operating conditions.

Suitable for

• Replacing a worn or failed battery in NB 1515 laptops
• Extending mobile runtime for travel and remote work
• Keeping a spare battery for on-site maintenance or field use

Key specifications

• Capacity: 44 Wh
• Nominal function: rechargeable lithium-based laptop battery
• Form factor: slim pack sized for compatible notebook battery bay
• Compatibility: designed for NB 1515 series laptops (fits the original connector and mounting)
• Typical use: powers standard office applications, web browsing and media playback

How to use

Power down the laptop, unplug the mains adapter and remove the existing battery according to the laptop manufacturer’s instructions. Insert the Terra 44Wh battery into the battery compartment, ensuring the connectors align and the pack seats securely. Reconnect the mains adapter and allow the new battery to reach a full charge before first use. Use the system’s battery indicator to monitor charge level and charge cycles.

Recommendations

Store and operate the battery within the laptop manufacturer’s recommended temperature range. For optimal lifespan, avoid prolonged storage at full charge or at very low charge; if storing for extended periods, keep the battery at roughly 40–60% charge. If the laptop supports battery calibration, perform calibration according to the device manual after installation.