BTI E7U22AA-BTI 10.8V 91Wh Li-Ion Battery for HP ProBook G1 Series

Power up your HP ProBook 640 G1, 645 G1, 650, 650 G1, and 655 G1 with a reliable, high-performance replacement battery designed for everyday professionals, students, and teams on the go. The BTI E7U22AA-BTI 10.8V 91Wh Li-Ion Battery delivers impressive run-time, precise OEM-compatible fit, and robust safety features to restore your laptop’s mobility and productivity. Constructed with premium Li-Ion cells and built to meet or exceed OEM standards, this battery provides consistent power delivery, efficient charging, and dependable cycle life. If you’re seeking a genuine-feel replacement that matches the efficiency of the original battery while offering lasting value, this BTI option is engineered to satisfy demanding schedules and travel-heavy workflows.

Designed for compatibility, performance, and peace of mind, this battery is a strong choice for professionals who rely on their ProBook devices for presentations, design reviews, data entry, and remote work. Whether you’re caring for back-to-back lectures, client meetings, or fieldwork, a trustworthy battery is essential. The BTI E7U22AA-BTI battery is not only a power source; it’s a partner that supports your day with steady power, reduced downtime, and a lightweight, easy-to-install form factor that fits seamlessly into your HP ProBook chassis. While you focus on your tasks, this battery focuses on keeping your device ready when you need it most, enabling productive sessions away from a wall outlet and minimizing the disruption of mid-project interruptions.

• Extended runtime for HP ProBook G1 models: With a 91Wh capacity at 10.8V, this battery helps you work longer between charges, making long classes, extended meetings, or travel days more manageable. The high-energy design is optimized to deliver consistent power across multiple cycles while maintaining a stable discharge profile, so your ProBook remains responsive during demanding tasks like multitasking, document editing, and light-to-moderate graphics work.
• OEM-compatible design and precise fit: This BTI replacement mirrors the OEM 718757-001, CA09, E7U22AA, and E7U22UT specifications, ensuring a snug fit, reliable connection, and compatibility with ProBook 640 G1, 645 G1, 650, 650 G1, and 655 G1 models. The battery’s dimensions, connector layout, and mounting points are engineered to slide into your laptop’s battery bay without modification, providing a seamless, plug-and-play upgrade that restores original portability.
• Quality, safety, and long-term reliability: Crafted with high-grade Li-ion cells, the BTI battery includes built-in safety features such as overcharge protection, short-circuit protection, and thermal safeguards. These protections help minimize the risk of overheating, swelling, or power spikes, giving you confidence during daily usage and extended sessions. Each cell is selected for endurance and consistent performance to support sustained output over the expected life of the ProBook line.
• Easy installation and user-friendly maintenance: Replacing the ProBook battery with the BTI E7U22AA-BTI is a straightforward process that reduces downtime. The battery bay design remains compatible with standard service procedures for HP ProBook devices, allowing you to upgrade without specialized tools or complex steps. After installation, it’s recommended to run a full charge-discharge cycle to calibrate the battery’s reporting system and optimize runtime estimates in your battery management software.
• Reliability, value, and support for a professional workflow: This BTI battery is positioned as a dependable replacement that balances cost with performance. It’s a practical choice for organizations seeking consistent power delivery, reduced replacement frequency, and steady performance across a typical school year or business quarter. With proper care, routine charging, and proper storage, the battery can contribute to a stable, mobile work or learning environment, minimizing downtime and maximizing uptime during critical tasks.

Technical Details of BTI E7U22AA-BTI 10.8V 91Wh Li-Ion Battery

• Battery Type: Li-ion
• Voltage: 10.8V
• Capacity: 91Wh
• Compatibility: HP ProBook 640 G1, ProBook 645 G1, ProBook 650, ProBook 650 G1, ProBook 655 G1
• OEM Compatibility / Model Numbers: 718757-001, CA09, E7U22AA, E7U22UT
• Manufacturer: BTI
• Safety Features: Overcharge protection, short-circuit protection, thermal protection
• Form Factor: Standard HP ProBook battery slot design for easy installation
• Warranty: Provided by BTI (check seller listing for terms and duration)

How to Install BTI E7U22AA-BTI 10.8V Battery

• Power down your HP ProBook completely and unplug any external power adapters. Ensure the laptop is in a cool, dry environment before starting the replacement process.
• Close the lid, flip the device over, and remove the back cover screws to access the battery bay. Depending on the model, you may need a small precision driver; handle the chassis with care to avoid damaging internal components.
• Disconnect the existing battery by carefully detaching the connector from the motherboard. If the old battery is swollen or damaged, do not force removal; take precautions to avoid puncturing cells.
• Align the BTI E7U22AA-BTI replacement with the battery bay, matching the connectors and mounting holes. Slide the new battery into place until it sits firmly and engages with the latch or screws as required by the ProBook chassis.
• Reconnect the battery connector to the motherboard, reattach the back cover, and secure all screws. Plug in the charger, power on the laptop, and allow the battery to calibrate through a full cycle to establish accurate power readings and runtime estimates.

Frequently Asked Questions

• Q: Is the BTI E7U22AA-BTI battery compatible with HP ProBook 640 G1 and other ProBook G1 models? A: Yes. This battery is designed as an OEM-compatible replacement for the HP ProBook 640 G1, 645 G1, 650, 650 G1, and 655 G1, using OEM part numbers 718757-001, CA09, E7U22AA, and E7U22UT.
• Q: What is the capacity and voltage of this battery? A: The battery operates at 10.8V and offers a 91Wh capacity, providing extended runtime between charges for typical daily tasks and on-the-go work.
• Q: What safety features are built into this BTI battery? A: It includes overcharge protection, short-circuit protection, and thermal protection to help maintain safe operation during charging and use.
• Q: How do I ensure optimal performance and longevity of the BTI battery? A: For best results, avoid extreme temperatures, perform regular calibrations by cycling the battery from 100% to a low level, and store the battery in a cool, dry place when not in use for extended periods. Always use the original charger or a compatible one to maintain voltage stability.
• Q: Is installation difficult, and do I need special tools? A: Installation follows a straightforward replacement process that most users can complete with standard precision screwdrivers. It’s designed to be plug-and-play for HP ProBook models, with no modification required to the laptop chassis.