ASUS B31N1915 C31N1915 Laptop Battery

These specifications are for an original/replacement battery designed for ASUS laptops, specifically the business and educational ExpertBook and Chromebook series.

Technical Specifications:

• Voltage: 11.55 volts.
• Capacity: 42 watt-hours (Wh) or 3640 milliamp-hours (mAh).
• Battery Type: Lithium-ion (Li-ion).
• Interchangeable Part Numbers: B31N1915 and C31N1915 (both are the same fully compatible battery).

Compatible Devices:

This battery is used in several ASUS devices designed for business and educational use:

• BR1100 Series: Includes BR1100C, BR1100CKA, BR1100F, BR1100FKA.
• ExpertBook L1 Series: Includes L1400, L1400CDA, L1500, L1500CDA.
• ExpertBook B1 Series: Includes B1400, B1400C, B1400CEAE, B1500.

Tips for Purchase and Installation:

• Check the Old Part Number: Before purchase, it is recommended to open the laptop's back cover and make sure the old battery bears the number B31N1915 or C31N1915, and that the cable and handle fit identically.
• Initial Recalibration: After installation, it is recommended to charge the battery to 100%, then let it discharge to 5-10%, and recharge it fully to ensure the device's power meter is calibrated.