Collection: For ASUS ExpertBook Series

Business-Ready Battery Power for Your ExpertBook

The ASUS ExpertBook series is engineered for business professionals who need reliability, security, and long battery life throughout the workday. When your ExpertBook battery no longer delivers the endurance your workflow demands, a replacement ASUS ExpertBook battery restores full runtime and keeps your business laptop performing without interruption.

Compatible ASUS ExpertBook Models

• ASUS ExpertBook B1 — B1400, B1500 series
• ASUS ExpertBook B9 — B9400 ultraportable business series
• ASUS ExpertBook P2 — P2451, P2540 professional series
• ASUS ExpertBook P5 — P5440, P5450 premium business series
• ASUS ExpertBook L1 — entry-level business laptops

Choosing the Right Business Laptop Battery

ExpertBook batteries are designed for high-cycle business use — frequent charging and discharging across long workdays. Match the part number from your existing battery (e.g. B31N1730, C41N1904) or your ExpertBook model number to ensure full compatibility with your device's power management system.

Signs Your ExpertBook Battery Needs Replacing

• Cannot complete a full workday on a single charge
• Battery drains quickly even in power-saving mode
• IT diagnostics report battery health below acceptable thresholds
• Device fails to wake from sleep reliably when battery is below 50%

Why Buy from Us?

• Business-Grade Reliability: OEM-spec cells for high-cycle business use
• Safety Certified: CE, RoHS, and UN38.3 compliant — safe for workplace use
• 1-Year Warranty: Full 12-month replacement guarantee on all ExpertBook batteries
• Worldwide Shipping: Fast international delivery available on all orders