I purchased this cooling fan to repair a Sharp HDD/BD recorder, but I'm selling it because I didn't use it. It has been opened, but it is unused. IPETSA NIDEC D05R-12BS2 12V 0.07A 50X50X15mm 3-wire cooling fan, Sharp genuine part for HDD/BD recorder cooling fan repair/replacement The following is the description from when I purchased it: Notes before purchase: Please replace the parts at your own risk. Please compare the cooling fan in your hand with the cooling fan on sale before ordering. Model: D05R-12BS2 01B Input: 12V 0.07A ‣ 50x50x15mm ‣ Mounting hole diameter: Inlet Side 4.0mm (Φ4.0 ±0.2) Outlet Side 2.3mm (Φ2.3 ±0.2) ‣ Line: 3-wire ‣ Connector: 3-pin, Length 7.8mm, Width 4.5mm ‣ Compatibility issues: Production lots may vary, and the order of items in the warehouse may be adjusted. The brown wire on the terminal block is the +DC12V power line, the black wire is DC-, and the gray wire is the control signal line. Please check the order of the terminal block in the photo carefully before purchasing. Compatible models: BD-HDW73, BD-HDW75, BD-HDW80, BD-S520, BD-W1200, BD-W515, BD-W520, BD-T2100, etc.