OEM Cooling Fan for the Inpiron 3510 3520 Laptop series with , this is the cooling fan for CPU processor, BRAND NEW and Unused from OEM factory, attaches to your existing heatsink. If your PC fan is running very loud or not functioning then a replacement may be needed. The fan uses an integrated flex cable to connect to the mainboard. The cable connects via 4-pin connector making it a plug and play replacement module, NO soldering is required. D P/N: RFF51, 0RFF51 Manufacturer Part Number(s): FNRK DFS5K12114464P, DC28000WFF0, NS75C40-21K10 Specifications: Direct Current: DC 5V / 0.5A, 4.18 CFM Color: Black Power Connection: 4-pin 4-wires Wire-to-Board Status: BRAND NEW and Unused from OEM factory, NOT a PULLED Fan. NOTE: The Screw NOt included, Please retain the original screw for the installation of this part. Reference list of compatible with Laptop models: Inpiron 15 3511 Intel Graphics UMA Inpiron 15 3510 Intel Graphics UMA Inpiron 15 3530 Inpiron 15 3520 Inpiron 15 3515 Inpiron 15 3525 Vostro 14 3420 Vostro 15 3530 Vostro 14 3430 Vostro 15 3525 Integrated AMD Graphics Vostro 15 3520 Vostro 15 3510 Intel Graphics UMA Vostro 15 3515 Intel Graphics UMA