Description

Lenovo S440 Laptop Battery   Specifications

1. General Information

• Model:Lenovo S440 Laptop Battery

• Part Number: L12S4D01 (Original Part) / L12L4D01 (Compatible)

• Compatible Device: Lenovo IdeaPad S440 (2013-2014)

• Type: Rechargeable Lithium Polymer

• Condition: Brand new

2. Electrical Specifications

• Voltage: 14.4 V

• Capacity: 32 Wh (Standard) / 48 Wh (High Capacity Option)

• Energy: 32 / 48 watt-hours

• Current: 2.22 Ah / 3.33 Ah

• Cycle Count: Designed for 500 complete charge cycles

3. Physical Specifications

• Weight: 0.230 kg (0.51 lbs) – 0.280 kg (0.62 lbs) depending on capacity

• Dimensions: ~205.0 x 70.0 x 12.0 mm

• Connector: Standard 3-pin laptop battery connector

• Form Factor: 4-cell rectangular pack

4. Performance & Features

• Chemistry: Lithium Polymer (LiPo)

• Management: Basic Battery Management System (BMS)

• Charging: Standard Lenovo 45W square-tip (rectangular) charger

• Battery Life: 4-6 hours (32Wh) / 6-8 hours (48Wh)

5. Compatibility Details

• Primary Model: IdeaPad S440 (All variants: 14″ Ultrabook from 2013-2014)

• Note: Verify the original part number on your old battery for exact capacity match.