PKMCS0909E4000-R1 is a unique part identification number of an Audio Piezoelectronic Transducer 12.5v SMD (Surface Mount Device) . It is manufactured by Murata Electronics North America . It is priced at around USD Digi-Reel per unit but you may still submit your enquiry for the best price and availability. This is a PK Series product. This part's electronic circuit system is transducer and driven externally . Input type : Zero-Peak Signal . This component is Active . And Voltage rating is : 1.5V . Voltage range is : 12.5v Maximum Frequency : 4 KHz (kilohertz) Technology : Piezo . It has a Single Tone operating mode. Working Duration : Review Datasheet Sound Pressure Level "SPL" value : 65db (decibel) @ 1.5v, 10cm Current Supply : To be reviewed. Port Location of this device is at Side . Operating Temperature range is -40°C ~ 85°C . Mounting Type is Surface Mount Termination : Solder Pads Item's size and outside dimensions : 0.354" L x 0.354" W (9.00mm x 9.00mm) Height and Seated (Max) : 0.075" (1.90mm). This part is also identified by part #490-9647-6-ND. So you may also enquire about this product at Digikey. Alternatively please submit your requirements here and one of the supplier shall get back to you with the best quote.
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