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Product Code: BTEL-2391
MPN #: 2P-451-BBSD
Product Condition: New
Running out of power mid-project can ruin deadlines and cause frustration, especially when you rely on a high-performance workstation. The PSA 2-Power 2P-451-BBSD Battery DELL Precision 15 7520 Battery is a replacement lithium-polymer pack that restores full unplugged capability to your Dell Precision laptop, letting you stay productive wherever you go.
You enjoy rapid charging that gets you back to work quickly, while the high-grade cells deliver consistent power throughout the day. The SmartWatch Protect system monitors charge cycles, reducing the risk of overheating and extending the battery’s lifespan. With a reliable 91 Wh capacity, you can complete long tasks without hunting for an outlet, giving you peace of mind on travel or in the office. The one-year limited warranty adds confidence that the battery will perform as promised for years to come.
A reliable power source fits naturally into your daily workflow:
Many buyers worry that third-party batteries will underperform or damage their laptop. Common doubts include mismatched voltage, reduced capacity, or lack of safety features. PSA 2-Power addresses these concerns by using cells from reputable manufacturers such as Samsung and Panasonic, guaranteeing the same voltage (11.4 V) and a robust 8200 mAh capacity as the original. The SmartWatch Protect monitoring system safeguards against short circuits and overheating, eliminating the fear of accidental damage. With a one-year warranty, you also gain reassurance that any issues will be resolved promptly, making this battery a trustworthy and cost-effective alternative to OEM replacements.
| Miscellaneous | |
| Miscellaneous / Color Category | Black |
| Header | |
| Header / Product Line | 2-Power |
| Header / Packaged Quantity | 1 |
| Dimensions & Weight | |
| Dimensions & Weight / Weight | 12.98oz |
| Manufacturer Warranty | |
| Manufacturer Warranty / Service & Support | Limited warranty - 1 year |
| Battery | |
| Battery / Capacity | 8200 mAh - 91 Wh |
| Battery / Capacity (Wh) | 91Wh |
| Battery / Voltage Provided | 11.4V |
| Battery / Capacity (Ah) | 8200mAh |
| 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 | DELL |
| Compatibility | Precision 15 7520 |
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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)