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Product Code: BTEL-752
MPN #: CBP3908A
Product Condition: New
Losing power in the middle of a work session or a lecture is frustrating, especially when you rely on a portable notebook. The PSA Main Battery Pack 14.8V 3400mAh (CBP3908A) Battery replaces the original cell, giving you a reliable source of energy so you can stay productive wherever you go. It is a direct replacement for the Lenovo L20M4P73 battery and fits seamlessly into compatible notebooks.
When a laptop battery can no longer hold a charge, you face lost data, missed deadlines and wasted time. This problem is common in older or heavily used machines and can undermine confidence in your device. The PSA Main Battery Pack 14.8V 3400mAh (CBP3908A) Battery restores full power capacity, ensuring that your notebook runs for the full workday without sudden interruptions. Its 14.8 V output and 3400 mAh capacity match the original specifications, so you get the same performance without compromise.
Replace a worn-out Lenovo notebook battery and regain original runtime.
Power a business laptop during travel, avoiding the need for external chargers.
Extend the life of a refurbished laptop used for home schooling or remote work.
Keep a portable workstation running at conferences or trade shows.
Support a secondary device in a dual-boot or multi-monitor setup.
You enjoy uninterrupted productivity because the battery delivers the same power output as the original, eliminating sudden shutdowns. Its lightweight construction means your laptop stays easy to carry, even when fully charged. The one-year limited warranty protects your investment, giving you confidence in the purchase. Lithium-polymer technology provides reliable performance over many charge cycles, extending the overall lifespan of your device. Finally, the exact match to the Lenovo L20M4P73 ensures a hassle-free installation, so you can get back to work quickly.
| Miscellaneous | |
| Miscellaneous / OEM Manufacturer Battery Equivalent | Lenovo L20M4P73 |
| Header | |
| Header / Product Line | 2-Power |
| Header / Packaged Quantity | 1 |
| Dimensions & Weight | |
| Dimensions & Weight / Weight | 10.76oz |
| Manufacturer Warranty | |
| Manufacturer Warranty / Service & Support | Limited warranty - 1 year |
| Battery | |
| Battery / Capacity | 3400 mAh - 50 Wh |
| Battery / Capacity (Wh) | 50Wh |
| Battery / Voltage Provided | 14.8V |
| Battery / Capacity (Ah) | 3400mAh |
| 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 |
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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)