The CPI-4929C-120 is a high-performance piezo buzzer manufactured by Same Sky, designed for reliable audio signaling in various electronic applications. This round, 49.1mm diameter buzzer features a depth of 28.9mm and operates at a rated voltage of 12V DC, delivering a loud sound pressure level of 104 dB at 30 cm. It includes an integrated driving circuit and is washable for versatile use.
Includes driving circuit for simplified integration
Washable design for durability and maintenance
High sound pressure level of 104 dB SPL at 30 cm
Specifications
Parameter
Conditions/Description
Min
Typ
Max
Units
Rated Voltage
12
Vdc
Operating Voltage
5
13
Vdc
Current Consumption at Rated Voltage
60
mA
Rated Frequency
2,500
3,000
Hz
Sound Pressure Level at 30 cm
104
dB
Dimensions
mm
Ø49.1 x 28.9
Weight
g
27.5
Material
ABS UL94 1/16” HB High Heat
Operating Temperature
-30
85
°C
Storage Temperature
-40
95
°C
Mechanical Drawing
Units: mm, Tolerance: ±0.5 mm
Performance Curves
Voltage vs. Sound Pressure Level and Current Consumption at various voltages are available in the datasheet.
Packaging
Outer Box Size
Carton Size
Outer Box QTY
Carton QTY
310 x 248 x 49 mm
550 x 330 x 290 mm
28 pcs
280 pcs
For more details, download the full datasheet here.
Note: All specifications are measured under conditions of 5~35°C, humidity 45~85%, pressure 86~106 kPa unless otherwise noted. Same Sky offers a one-year limited warranty. Please review the warranty details on our website.
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{"id":10026785014077,"title":"CPI-4929C-120","handle":"cpi-4929c-120","description":"\u003ch3\u003eSame Sky CPI-4929C-120 Piezo Buzzer Indicator\u003c\/h3\u003e\n\u003cp\u003eThe CPI-4929C-120 is a high-performance piezo buzzer manufactured by \u003cstrong\u003eSame Sky\u003c\/strong\u003e, designed for reliable audio signaling in various electronic applications. This round, 49.1mm diameter buzzer features a depth of 28.9mm and operates at a rated voltage of 12V DC, delivering a loud sound pressure level of 104 dB at 30 cm. It includes an integrated driving circuit and is washable for versatile use.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e CPI-4929C-120\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Same Sky\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e CN\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUOM:\u003c\/strong\u003e EA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eECCN:\u003c\/strong\u003e EAR99\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Type:\u003c\/strong\u003e Tray\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDatasheet:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.cuidevices.com\/product\/resource\/masterpdf\/cpi-4929c-120.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eIncludes driving circuit for simplified integration\u003c\/li\u003e\n\u003cli\u003eWashable design for durability and maintenance\u003c\/li\u003e\n\u003cli\u003eHigh sound pressure level of 104 dB SPL at 30 cm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eConditions\/Description\u003c\/th\u003e\n\u003cth\u003eMin\u003c\/th\u003e\n\u003cth\u003eTyp\u003c\/th\u003e\n\u003cth\u003eMax\u003c\/th\u003e\n\u003cth\u003eUnits\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Voltage\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e12\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eVdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e13\u003c\/td\u003e\n\u003ctd\u003eVdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Consumption at Rated Voltage\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e60\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003emA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Frequency\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e2,500\u003c\/td\u003e\n\u003ctd\u003e3,000\u003c\/td\u003e\n\u003ctd\u003eHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSound Pressure Level at 30 cm\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e104\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003edB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003emm\u003c\/td\u003e\n\u003ctd\u003eØ49.1 x 28.9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eg\u003c\/td\u003e\n\u003ctd\u003e27.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eABS UL94 1\/16” HB High Heat\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e-30\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e85\u003c\/td\u003e\n\u003ctd\u003e°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e-40\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e95\u003c\/td\u003e\n\u003ctd\u003e°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eMechanical Drawing\u003c\/h3\u003e\n\u003cp\u003eUnits: mm, Tolerance: ±0.5 mm\u003c\/p\u003e\n\u003ch3\u003ePerformance Curves\u003c\/h3\u003e\n\u003cp\u003eVoltage vs. Sound Pressure Level and Current Consumption at various voltages are available in the datasheet.\u003c\/p\u003e\n\u003ch3\u003ePackaging\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eOuter Box Size\u003c\/th\u003e\n\u003cth\u003eCarton Size\u003c\/th\u003e\n\u003cth\u003eOuter Box QTY\u003c\/th\u003e\n\u003cth\u003eCarton QTY\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e310 x 248 x 49 mm\u003c\/td\u003e\n\u003ctd\u003e550 x 330 x 290 mm\u003c\/td\u003e\n\u003ctd\u003e28 pcs\u003c\/td\u003e\n\u003ctd\u003e280 pcs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003eFor more details, download the full datasheet \u003ca href=\"https:\/\/www.cuidevices.com\/product\/resource\/masterpdf\/cpi-4929c-120.pdf\" target=\"_blank\"\u003ehere\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e All specifications are measured under conditions of 5~35°C, humidity 45~85%, pressure 86~106 kPa unless otherwise noted. Same Sky offers a one-year limited warranty. Please review the warranty details on our website.\u003c\/p\u003e\n\u003cp\u003eFor additional information, visit the \u003ca href=\"https:\/\/www.sameskydevices.com\/news\/press-releases\/cui-devices-has-a-new-name-say-hello-to-same-sky\" target=\"_blank\"\u003eLearn More\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eDatasheet was not processed please search the internet for the part number CPI-4929C-120 for more details.\u003c\/em\u003e\u003c\/p\u003e\u003cbr\u003e","published_at":"2025-08-15T15:22:29+05:30","created_at":"2025-08-15T15:22:32+05:30","vendor":"Waldom Electonics","type":"Audio Devices","tags":["12V","1mm","9mm","Audio","IMPORT_CSV","IMPORT_PT2","Piezo","SAME","WLDM"],"price":69989,"price_min":69989,"price_max":69989,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":50623133974845,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"CPI-4929C-120","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"CPI-4929C-120","public_title":null,"options":["Default Title"],"price":69989,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"CPI-4929C-120","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/CPI-4929C-120_52141528_084be1f7.jpg?v=1755251552"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/CPI-4929C-120_52141528_084be1f7.jpg?v=1755251552","options":["Title"],"media":[{"alt":null,"id":45852189065533,"position":1,"preview_image":{"aspect_ratio":1.0,"height":200,"width":200,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/CPI-4929C-120_52141528_084be1f7.jpg?v=1755251552"},"aspect_ratio":1.0,"height":200,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/CPI-4929C-120_52141528_084be1f7.jpg?v=1755251552","width":200}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eSame Sky CPI-4929C-120 Piezo Buzzer Indicator\u003c\/h3\u003e\n\u003cp\u003eThe CPI-4929C-120 is a high-performance piezo buzzer manufactured by \u003cstrong\u003eSame Sky\u003c\/strong\u003e, designed for reliable audio signaling in various electronic applications. This round, 49.1mm diameter buzzer features a depth of 28.9mm and operates at a rated voltage of 12V DC, delivering a loud sound pressure level of 104 dB at 30 cm. It includes an integrated driving circuit and is washable for versatile use.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e CPI-4929C-120\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Same Sky\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e CN\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUOM:\u003c\/strong\u003e EA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eECCN:\u003c\/strong\u003e EAR99\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Type:\u003c\/strong\u003e Tray\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDatasheet:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.cuidevices.com\/product\/resource\/masterpdf\/cpi-4929c-120.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eIncludes driving circuit for simplified integration\u003c\/li\u003e\n\u003cli\u003eWashable design for durability and maintenance\u003c\/li\u003e\n\u003cli\u003eHigh sound pressure level of 104 dB SPL at 30 cm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eConditions\/Description\u003c\/th\u003e\n\u003cth\u003eMin\u003c\/th\u003e\n\u003cth\u003eTyp\u003c\/th\u003e\n\u003cth\u003eMax\u003c\/th\u003e\n\u003cth\u003eUnits\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Voltage\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e12\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eVdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e13\u003c\/td\u003e\n\u003ctd\u003eVdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Consumption at Rated Voltage\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e60\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003emA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Frequency\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e2,500\u003c\/td\u003e\n\u003ctd\u003e3,000\u003c\/td\u003e\n\u003ctd\u003eHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSound Pressure Level at 30 cm\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e104\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003edB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003emm\u003c\/td\u003e\n\u003ctd\u003eØ49.1 x 28.9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eg\u003c\/td\u003e\n\u003ctd\u003e27.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eABS UL94 1\/16” HB High Heat\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e-30\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e85\u003c\/td\u003e\n\u003ctd\u003e°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e-40\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e95\u003c\/td\u003e\n\u003ctd\u003e°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eMechanical Drawing\u003c\/h3\u003e\n\u003cp\u003eUnits: mm, Tolerance: ±0.5 mm\u003c\/p\u003e\n\u003ch3\u003ePerformance Curves\u003c\/h3\u003e\n\u003cp\u003eVoltage vs. Sound Pressure Level and Current Consumption at various voltages are available in the datasheet.\u003c\/p\u003e\n\u003ch3\u003ePackaging\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eOuter Box Size\u003c\/th\u003e\n\u003cth\u003eCarton Size\u003c\/th\u003e\n\u003cth\u003eOuter Box QTY\u003c\/th\u003e\n\u003cth\u003eCarton QTY\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e310 x 248 x 49 mm\u003c\/td\u003e\n\u003ctd\u003e550 x 330 x 290 mm\u003c\/td\u003e\n\u003ctd\u003e28 pcs\u003c\/td\u003e\n\u003ctd\u003e280 pcs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003eFor more details, download the full datasheet \u003ca href=\"https:\/\/www.cuidevices.com\/product\/resource\/masterpdf\/cpi-4929c-120.pdf\" target=\"_blank\"\u003ehere\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e All specifications are measured under conditions of 5~35°C, humidity 45~85%, pressure 86~106 kPa unless otherwise noted. Same Sky offers a one-year limited warranty. Please review the warranty details on our website.\u003c\/p\u003e\n\u003cp\u003eFor additional information, visit the \u003ca href=\"https:\/\/www.sameskydevices.com\/news\/press-releases\/cui-devices-has-a-new-name-say-hello-to-same-sky\" target=\"_blank\"\u003eLearn More\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eDatasheet was not processed please search the internet for the part number CPI-4929C-120 for more details.\u003c\/em\u003e\u003c\/p\u003e\u003cbr\u003e"}
