BTI FZ-VZSU1XU-BTI 6-Cell 10.8V Li-Ion Battery for Panasonic Toughbook 40 (FZ-40, MK1 & MK2)

Power your Panasonic Toughbook 40 for mission-critical work with the BTI FZ-VZSU1XU-BTI 6-cell 10.8V Li-Ion battery. Designed as a reliable OEM-replacement option, this 68Wh, 6-cell battery delivers balanced performance, extended run time, and the trusted BTI quality that professionals rely on in the field. With compatibility across the Toughbook 40 family—including FZ-40, FZ-40 MK1, and FZ-40 MK2—this battery is built to fit precisely, install quickly, and sustain marathon workloads in rugged environments. Whether you’re in logistics, on-site tech support, or remote field research, this battery provides consistent power so you can focus on the task at hand rather than recharging minutes from now.

• Long-lasting 68Wh capacity in a compact 6-cell design delivers extended runtime for demanding field tasks, enabling longer work windows between charges without sacrificing the portability your Toughbook 40 users expect. This means fewer interruptions, more site productivity, and reliable performance when you need it most.
• OEM-replacement compatibility for Panasonic Toughbook 40 series (FZ-40, FZ-40 MK1, FZ-40 MK2) ensures a seamless fit with your device’s power contacts and enclosure. The battery’s dimensions and connector align with the original battery profile, so installation is straightforward and risk-free.
• 10.8V Li-Ion chemistry balances energy density and cycle life to deliver stable performance across temperatures common to field environments. This battery is designed to handle frequent charging cycles, sudden power drops, and the daily wear of on-the-road computing, all while maintaining reliable peak output when the Toughbook 40 needs it.
• 18-month manufacture warranty and USA-based customer service provide dependable post-purchase support. In addition to guarantee protection, BTI’s service team can help with installation guidance, compatibility confirmations, and troubleshooting, ensuring you’re covered if any issues arise.
• Safety and reliability are at the core of this BTI battery, with quality manufacturing and rigorous testing to meet the demands of professional use. The battery supports safe charging, stable energy delivery, and consistent performance, making it a trustworthy choice for critical operations where downtime is not an option.

Technical Details of BTI FZ-VZSU1XU-BTI

• Model: BTI FZ-VZSU1XU-BTI
• Type: Li-Ion Battery
• Voltage: 10.8V
• Capacity: 68Wh
• Cells: 6-cell
• Replaces OEM: FZ-VZSU1XU
• Compatibility: Panasonic Toughbook 40, FZ-40, FZ-40 MK1, FZ-40 MK2
• Warranty: 18-month manufacture warranty
• Support: USA-based customer service

How to Install BTI FZ-VZSU1XU-BTI

• Power down your Panasonic Toughbook 40 and disconnect from any power sources. Ensure the device is completely off to prevent any electrical issues during the replacement process.
• Open the back cover or battery compartment according to your Toughbook 40 model’s service instructions. Use appropriate tools if required, and keep track of screws and small parts to reassemble securely.
• Disconnect the existing battery connector from the motherboard with care to avoid bending pins or damaging the contact area. Gently lift the old battery away from the chassis, taking care not to bend any cables.
• Align the BTI FZ-VZSU1XU-BTI with the chassis guides and firmly seat it into the battery bay so the connectors align with the motherboard contacts. Ensure the battery sits flush and locks into place if your model uses a latching mechanism.
• Replace the back cover, secure all screws, and reconnect any cables you may have unplugged. Power on the Toughbook 40 and perform a quick battery status check to confirm the new battery is recognized and charging normally. If necessary, perform a basic charge cycle to calibrate the new cell.

Frequently Asked Questions

• Q: What devices is this BTI battery compatible with? A: The BTI FZ-VZSU1XU-BTI is designed for Panasonic Toughbook 40, including FZ-40, FZ-40 MK1, and FZ-40 MK2, ensuring a precise fit and reliable power for the Toughbook 40 family.
• Q: What is the capacity and voltage? A: This battery provides 68Wh capacity at 10.8V, a common and well-balanced specification for Panasonic Toughbook 40 devices that supports extensive field use without frequent recharges.
• Q: Is this an OEM replacement? A: Yes. It replaces OEM FZ-VZSU1XU and is designed to match the original form factor, connectors, and performance expectations for seamless integration with your Toughbook 40.
• Q: What warranty comes with this battery? A: The battery includes an 18-month manufacture warranty with USA-based customer service to assist with any issues, replacements, or questions after purchase.
• Q: How do I maximize battery life and longevity? A: For best results, avoid extreme temperatures, perform regular shallow discharge and recharge cycles, and use a calibrated charging routine. Always store the battery in a cool, dry place when not in use for extended periods.