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    L21M4P77 Battery for Lenovo ThinkPad Z16 Gen 1 & Gen 2 | 72Wh 4-Cell | Replaces L21D4P76, L21C4P74, SB10W51988, 5B10W51887 | 15.52V | Type 21D4, 21D5, 21JX, 21JY Series

    • L21M4P77 72Wh Premium Replacement Battery for Lenovo ThinkPad Z16 Gen 1 & Gen 2 Series
    • Power your premium Lenovo ThinkPad Z16 with this high-performance 72Wh Li-Polymer replacement battery. Designed specifically for the innovative ThinkPad Z16 Gen 1 and Gen 2 series, this advanced 4-cell battery delivers exceptional runtime for creative work, professional applications, and mobile productivity.
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    FIT MACHINE MODELS:
    ThinkPad Z16 Gen 1 Series:

    Type 21D4 Series

    Type 21D5 Series

    ThinkPad Z16 Gen 2 Series:

    Type 21JX Series

    Type 21JY Series

    COMPATIBLE WITH PART NUMBERS:

    L21M4P77 | SB10W51988 | 5B10W51887

    SB11M89886 | 5B11M90085

    L21C4P74 | SB10W51989 | 5B10W51888

    SB11M89887 | 5B11M90086

    L21D4P76 | SB10W51990 | 5B10W51889

    SB11M89888 | 5B11M90087

    TECHNICAL SPECIFICATIONS:

    Battery Model: L21M4P77

    Voltage: 15.52V

    Capacity: 72Wh / 4640mAh

    Cell Configuration: 4-Cell

    Chemistry: Lithium-Polymer (Li-Po)

    Color: Black

    Condition: 100% Brand New - Premium Grade Cells

    Cycle Life: Approximately 500 recharge cycles

    Certifications: CE, FCC, RoHS Certified

    KEY FEATURES:

    Premium Li-Polymer Technology: Advanced chemistry for superior performance and safety

    High Capacity Design: 72Wh provides extended runtime for demanding applications

    Dual Generation Compatibility: Works with both Gen 1 and Gen 2 Z16 models

    Safety Certified: CE, FCC, and RoHS certified with comprehensive protection circuits

    Premium Quality: High-grade materials with smart chip technology

    Complete Package: Includes battery and installation tools

    IMPORTANT COMPATIBILITY NOTE:
    BEFORE ORDERING: This battery is specifically designed for ThinkPad Z16 Gen 1 (21D4/21D5) and Gen 2 (21JX/21JY) series. Please verify your laptop type number matches these specific models.

    EASY INSTALLATION:
    The included tools make installation straightforward:

    Power down your ThinkPad and disconnect all cables

    Use provided tools to remove the bottom panel

    Disconnect and replace the battery

    Reassemble and power on your system

    PACKAGE INCLUDES:

    1 x L21M4P77 Compatible Battery

    2 x Installation Tools

    IDEAL FOR:

    ThinkPad Z16 Gen 1 (21D4/21D5) users

    ThinkPad Z16 Gen 2 (21JX/21JY) owners

    Creative professionals and designers

    Business users requiring premium performance

    Those needing reliable battery replacement

    APPLICATIONS:

    Creative design and content creation

    Professional software applications

    Business productivity and presentations

    Multimedia and entertainment

    Mobile computing with extended runtime

    Warranty & Returns

    Warranty, Returns, And Additional Information

    Warranty

    • Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
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