Battery Dell OEM Part #: 9W9MX

Dell battery 9W9MX

Dell description: "Dell 3-cell 42 Wh Lithium Ion Replacement Battery for Select Laptops".

Compatible Business Laptop Models (3)

Devices documented to accept this OEM component. Compatibility from OEM documentation, not bench-tested.

Business Laptop

Dell Latitude 7390

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Fitment Details:

Dell lists this part as compatible with the Dell Latitude 7390. Description: "Dell 3-cell 42 Wh Lithium Ion Replacement Battery for Select Laptops". Confirm with your Service Tag or the original part number before ordering. OEM listing only; not bench-tested.

Installation: Not verified
Source: https://www.dell.com/en-us/shop/parts/apd/cpx-9w9mx ↗ (Dell parts page for 9W9MX: Compatibility section explicitly lists Latitude 7390. Checked 2026-10-26.)
Business Laptop

Dell Latitude 7480

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Fitment Details:

Dell lists this part as compatible with the Dell Latitude 7480. Description: "Dell 3-cell 42 Wh Lithium Ion Replacement Battery for Select Laptops". Confirm with your Service Tag or the original part number before ordering. OEM listing only; not bench-tested.

Installation: Not verified
Source: https://www.dell.com/en-us/shop/parts/apd/cpx-9w9mx ↗ (Dell parts page for 9W9MX: Compatibility section explicitly lists Latitude 7480. Checked 2026-10-26.)
Business Laptop

Dell Latitude 7490

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Fitment Details:

Dell lists this part as compatible with the Dell Latitude 7490. Description: "Dell 3-cell 42 Wh Lithium Ion Replacement Battery for Select Laptops". Confirm with your Service Tag or the original part number before ordering. OEM listing only; not bench-tested.

Installation: Not verified
Source: https://www.dell.com/en-us/shop/parts/apd/cpx-9w9mx ↗ (Dell parts page for 9W9MX: Compatibility section explicitly lists Latitude 7490. Checked 2026-10-26.)
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