




ADDA AD1224LB-F91GP 120mm 24V Cooling Fan — 120 × 120 × 38mm, Ball Bearing Fan Replacement
The ADDA AD1224LB-F91GP is a 24V DC axial cooling fan with a 120 × 120 × 38mm frame and ball bearings. It is suitable for replacing a matching fan in server chassis, inverter enclosures and equipment cabinets.
Its 38mm deep housing requires more installation space than a standard 25mm thick fan. Check the available clearance, mounting points and electrical connections before ordering.
SPECIFICATIONS
ADDA lists the following nominal figures for AD1224LB-F91GP(F):
These are catalog reference values. Maximum airflow and maximum static pressure represent different operating conditions and are not achieved simultaneously.
APPLICATIONS & COMPATIBILITY
For compatible server chassis, inverter cooling assemblies, control cabinets and electronic equipment originally using this fan or an approved equivalent.
Equipment type alone does not establish compatibility. Match the complete fan model, supply voltage, mounting arrangement, airflow direction and electrical connection to your original part.
CHECK BEFORE ORDERING
Confirm the original fan uses a 24V DC supply.
Compare the complete model number and any additional suffixes.
Check the 120 × 120mm frame and 38mm depth.
Match mounting-hole positions and airflow direction.
Compare the connector, wiring order and cable length.
Confirm the equipment supports the fan’s electrical requirements.
NEED HELP?
Email us with your equipment model and clear photos of the original fan’s label and connector.

📩 For large quantities or custom requests, please contact us for a tailored quotation.
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
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