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1 Year Warranty
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Product Code: BTEL-2588
MPN #: 2P-L20M4PDB
Product Condition: New
Never run out of power when you need to finish a report or join a video call - a reliable replacement battery keeps your ThinkBook alive wherever you work. The PSA 2-Power 2P-L20M4PDB Battery Lenovo ThinkBook 14 G3 ITL 21A3 Battery is a direct-fit lithium polymer pack that restores the original runtime of your notebook, letting you stay productive without hunting for an outlet.
You enjoy fast charging that gets you back to work quickly, while the high-grade cells provide consistent power throughout the day. The built-in SmartWatch Protect watches temperature and current, giving you peace of mind against overheating. Its lightweight design means the laptop stays easy to carry, and the one-year limited warranty adds confidence to your purchase. Overall, the battery delivers dependable performance that matches the original equipment.
A reliable power source fits naturally into your daily routine:
Many buyers worry that third-party batteries won’t match the original’s performance or could damage the laptop. Concerns often focus on capacity loss, overheating, or short warranty periods.
The PSA 2-Power 2P-L20M4PDB Battery Lenovo ThinkBook 14 G3 ITL 21A3 Battery removes those doubts. It uses high-grade Samsung and Panasonic cells, includes SmartWatch Protect monitoring, and carries a full one-year warranty, ensuring the same capacity, safety and reliability as the OEM part while offering a cost-effective solution.
| Miscellaneous | |
| Miscellaneous / Color Category | Black |
| Miscellaneous / OEM Manufacturer Battery Equivalent | Lenovo L20M4PDB |
| Header | |
| Header / Product Line | 2-Power |
| Header / Packaged Quantity | 1 |
| Dimensions & Weight | |
| Dimensions & Weight / Weight | 7.27oz |
| Manufacturer Warranty | |
| Manufacturer Warranty / Service & Support | Limited warranty - 1 year |
| Battery | |
| Battery / Capacity | 3000 mAh - 46 Wh |
| Battery / Capacity (Wh) | 46Wh |
| Battery / Voltage Provided | 15.4V |
| Battery / Capacity (Ah) | 3000mAh |
| Battery / Technology | Lithium polymer |
| Service & Support | |
| Service & Support / Type | 1-year warranty |
| General | |
| General / Product Type | Notebook battery |
| General / Device Type | Notebook battery |
| General / Subcategory | Batteries |
| Summary Details | |
| Type | Battery |
| Brand compatibility | Lenovo |
| Compatibility | ThinkBook 14 G3 ITL 21A3 |
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We are retiring PICOPC Products MNHO-073, MNHO-048 and MNHO-043 and they have reached EOL (End Of Life) as we are introducing new products with better technology. We would recommend you to look into MNHO-095. For Untangle, pfSense, OPNsense, Windows 11, Proxmox VE etc. we recommend MNHO-095 whereas for Sophos, Kerio Control and Endian, we would recommend MNHO-069. (A complete list of supported OS can be found in each product's listing)