Lenovo 45N1702 45N1703 45N1700 45N1701 00HW003 00HW002 Laptop Battery for Lenovo ThinkPad X1 Carbon Gen 2 20A7 20A8 New X1 Carbon 20A7A04ACD 14 Inch Carbon X1 i7-4600 X1Carbon 14″ 4ICP5/58/73-2 14.8V 45Wh

The Lenovo 45N1702 / 00HW002 Laptop Battery is a premium 4-cell 45Wh internal replacement battery compatible with the 14-inch Lenovo ThinkPad X1 Carbon Gen 2 (Types 20A7, 20A8). Featuring a stable 14.8V output and high-density lithium-polymer cells, it delivers reliable power, longer battery runtime, and efficient energy management for professional enterprise work, remote workflows, and everyday tasks. Advanced integrated safety circuitry protects your premium ultrabook from overcharging, overheating, over-current, and short circuits, ensuring secure performance. Designed to match precise OEM physical configurations and dimensions, this replacement battery seamlessly restores your X1 Carbon’s premium battery life, thin form factor, and true mobile portability, making it the perfect upgrade for a degraded or failing internal battery block.

Features

• Premium lithium-polymer cells for reliable, ultra-slim, and long-lasting performance.

• 45Wh capacity matches original factory runtime specifications for a true mobile workflow.

• Built-in safety protection against overcharging, overheating, over-current, and short circuits.

• Stable, flat-pack voltage delivery engineered precisely for the X1 Carbon’s thin internal layout.

• Direct-fit replacement engineered to meet or exceed original Lenovo OEM specifications.

• Supports hundreds of charge cycles for dependable long-term performance.

• Includes exact mounting bracket layout for a clean, hassle-free internal installation.

Key Specifications

• Battery Model: 45N1702 / 00HW002

• Battery Type: Lithium-Polymer (Li-Polymer)

• Cells: 4-Cell

• Voltage: 14.8V (Compatible with 15.2V variants)

• Capacity: 45Wh (2940mAh – 3040mAh)

• Color: Black

• Condition: Brand New Replacement Battery

• Rechargeable: Yes

Compatible Laptop Models

• Lenovo ThinkPad X1 Carbon Gen 2 Series (2014 Release)

• Lenovo ThinkPad X1 Carbon Touch Gen 2 Series

• Machine Types: 20A7, 20A8 (e.g., 20A7A04ACD)

• Fits configurations with Intel Core i5 and i7 processors (e.g., i7-4600U)

• ⚠️ Important Compatibility Note: This battery is strictly for the Gen 2 (2014) model featuring the adaptive adaptive touch function row. It will not fit X1 Carbon Gen 1, Gen 3, Gen 4, or later generations. Please verify your laptop’s Machine Type (20A7/20A8) before purchasing.

Compatible Part Numbers / Cell Strings

• 45N1702

• 45N1703

• 45N1700

• 45N1701

• 00HW002

• 00HW003

• ASM 45N1700

• FRU 45N1701

• ASM 45N1702

• FRU 45N1703

• 4ICP5/58/73-2