Product Description: SAME SKY CEB-27FD44 Piezoelectric Diaphragm Buzzer
The SAME SKY CEB-27FD44 is a high-quality piezoelectric diaphragm designed for audio signaling applications. This round buzzer features a 27mm diameter and a slim profile with a depth of only 0.51mm, making it suitable for compact electronic devices. It operates at a rated frequency of 4,500 Hz and a maximum voltage of 30 Vp-p, ensuring clear and reliable audio alerts.
Manufactured in China (COO: CN), this piezo buzzer includes a feedback wire for enhanced control and integration. It is compliant with RoHS standards, ensuring environmentally friendly manufacturing and usage. The device is supplied in an easy-to-mount package with wire leads for straightforward installation.
Key Features
Piezo element with feedback wire for precise operation
Rated frequency: 4,500 Hz
Maximum operating voltage: 30 Vp-p
Dimensions: Ø27 x 0.51 mm
Material: Brass
Wire leads with UL1571 32 AWG
Operating temperature: -20°C to 70°C
Storage temperature: -30°C to 80°C
RoHS compliant
Specifications
Parameter
Conditions/Description
Min
Typ
Max
Units
Operating Voltage
30 Vp-p
Resonant Frequency (without wire)
4,000
4,500
5,000
Hz
Resonant Impedance (without wire)
500
Ω
Electrostatic Capacity at 1000 Hz/1 V
11,200
16,000
20,800
pF
Dimensions
Ø27 x 0.51
mm
Weight
2.0
g
Material
Operating Temperature
-20
70
°C
Storage Temperature
-30
80
°C
Mechanical Drawing
Units: mm, Tolerance: ±0.5 mm, Wire: UL1571 32 AWG
All specifications are measured under standard conditions. Same Sky offers a one (1) year limited warranty. The manufacturer reserves the right to make changes without notice. Use in critical life-support systems is not authorized. For more details, please refer to the datasheet or contact the manufacturer.
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{"id":10024596603197,"title":"CEB-27FD44","handle":"ceb-27fd44","description":"\u003ch3\u003eProduct Description: SAME SKY CEB-27FD44 Piezoelectric Diaphragm Buzzer\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eSAME SKY CEB-27FD44\u003c\/strong\u003e is a high-quality piezoelectric diaphragm designed for audio signaling applications. This round buzzer features a 27mm diameter and a slim profile with a depth of only 0.51mm, making it suitable for compact electronic devices. It operates at a rated frequency of 4,500 Hz and a maximum voltage of 30 Vp-p, ensuring clear and reliable audio alerts.\u003c\/p\u003e\n\u003cp\u003eManufactured in China (COO: CN), this piezo buzzer includes a feedback wire for enhanced control and integration. It is compliant with RoHS standards, ensuring environmentally friendly manufacturing and usage. The device is supplied in an easy-to-mount package with wire leads for straightforward installation.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePiezo element with feedback wire for precise operation\u003c\/li\u003e\n\u003cli\u003eRated frequency: 4,500 Hz\u003c\/li\u003e\n\u003cli\u003eMaximum operating voltage: 30 Vp-p\u003c\/li\u003e\n\u003cli\u003eDimensions: Ø27 x 0.51 mm\u003c\/li\u003e\n\u003cli\u003eMaterial: Brass\u003c\/li\u003e\n\u003cli\u003eWire leads with UL1571 32 AWG\u003c\/li\u003e\n\u003cli\u003eOperating temperature: -20°C to 70°C\u003c\/li\u003e\n\u003cli\u003eStorage temperature: -30°C to 80°C\u003c\/li\u003e\n\u003cli\u003eRoHS compliant\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\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e30 Vp-p\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResonant Frequency (without wire)\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e4,000\u003c\/td\u003e\n\u003ctd\u003e4,500\u003c\/td\u003e\n\u003ctd\u003e5,000\u003c\/td\u003e\n\u003ctd\u003eHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResonant Impedance (without wire)\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e500\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectrostatic Capacity at 1000 Hz\/1 V\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e11,200\u003c\/td\u003e\n\u003ctd\u003e16,000\u003c\/td\u003e\n\u003ctd\u003e20,800\u003c\/td\u003e\n\u003ctd\u003epF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eØ27 x 0.51\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003emm\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\u003e2.0\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eg\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\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e-20\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e70\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-30\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e80\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, Wire: UL1571 32 AWG\u003c\/p\u003e\n\u003ch3\u003eWire Connections\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eColor\u003c\/th\u003e\n\u003cth\u003eFunction\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRed\u003c\/td\u003e\n\u003ctd\u003e+terminal (M)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003ctd\u003e-terminal (G)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlue\u003c\/td\u003e\n\u003ctd\u003eFeedback (F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eAdditional Resources\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.sameskydevices.com\/track?actionLabel=Datasheet-ClickThrough-ProductPage\u0026amp;label=CEB-27FD44.pdf\u0026amp;path=%2fproduct%2faudio%2fbuzzers%2fpiezo-elements%2fceb-27fd44\"\u003eProduct Page\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.sameskydevices.com\/track?actionLabel=Datasheet-ClickThrough-3dmodel\u0026amp;label=CEB-27FD44.pdf\u0026amp;path=%2fproduct%2fresource%2f3dmodel%2fceb-27fd44\"\u003e3D Model\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDisclaimer\u003c\/h3\u003e\n\u003cp\u003eAll specifications are measured under standard conditions. Same Sky offers a one (1) year limited warranty. The manufacturer reserves the right to make changes without notice. Use in critical life-support systems is not authorized. For more details, please refer to the datasheet or contact the manufacturer.\u003c\/p\u003e\n\u003cp\u003eDatasheet was not processed, please search the internet for the part number for more details.\u003c\/p\u003e\u003cbr\u003e","published_at":"2025-08-14T08:39:15+05:30","created_at":"2025-08-14T08:39:15+05:30","vendor":"Waldom Electonics","type":"Audio Devices","tags":["27mm","51mm","Audio","IMPORT_CSV","Piezo","SAME","Wire","WLDM"],"price":10394,"price_min":10394,"price_max":10394,"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":50618672120125,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"CEB-27FD44","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"CEB-27FD44","public_title":null,"options":["Default Title"],"price":10394,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"CEB-27FD44","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/CEB-27FD44_52140796_9cd0ced1.jpg?v=1755140958"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/CEB-27FD44_52140796_9cd0ced1.jpg?v=1755140958","options":["Title"],"media":[{"alt":null,"id":45830397133117,"position":1,"preview_image":{"aspect_ratio":1.0,"height":200,"width":200,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/CEB-27FD44_52140796_9cd0ced1.jpg?v=1755140958"},"aspect_ratio":1.0,"height":200,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/CEB-27FD44_52140796_9cd0ced1.jpg?v=1755140958","width":200}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eProduct Description: SAME SKY CEB-27FD44 Piezoelectric Diaphragm Buzzer\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eSAME SKY CEB-27FD44\u003c\/strong\u003e is a high-quality piezoelectric diaphragm designed for audio signaling applications. This round buzzer features a 27mm diameter and a slim profile with a depth of only 0.51mm, making it suitable for compact electronic devices. It operates at a rated frequency of 4,500 Hz and a maximum voltage of 30 Vp-p, ensuring clear and reliable audio alerts.\u003c\/p\u003e\n\u003cp\u003eManufactured in China (COO: CN), this piezo buzzer includes a feedback wire for enhanced control and integration. It is compliant with RoHS standards, ensuring environmentally friendly manufacturing and usage. The device is supplied in an easy-to-mount package with wire leads for straightforward installation.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePiezo element with feedback wire for precise operation\u003c\/li\u003e\n\u003cli\u003eRated frequency: 4,500 Hz\u003c\/li\u003e\n\u003cli\u003eMaximum operating voltage: 30 Vp-p\u003c\/li\u003e\n\u003cli\u003eDimensions: Ø27 x 0.51 mm\u003c\/li\u003e\n\u003cli\u003eMaterial: Brass\u003c\/li\u003e\n\u003cli\u003eWire leads with UL1571 32 AWG\u003c\/li\u003e\n\u003cli\u003eOperating temperature: -20°C to 70°C\u003c\/li\u003e\n\u003cli\u003eStorage temperature: -30°C to 80°C\u003c\/li\u003e\n\u003cli\u003eRoHS compliant\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\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e30 Vp-p\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResonant Frequency (without wire)\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e4,000\u003c\/td\u003e\n\u003ctd\u003e4,500\u003c\/td\u003e\n\u003ctd\u003e5,000\u003c\/td\u003e\n\u003ctd\u003eHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResonant Impedance (without wire)\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e500\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectrostatic Capacity at 1000 Hz\/1 V\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e11,200\u003c\/td\u003e\n\u003ctd\u003e16,000\u003c\/td\u003e\n\u003ctd\u003e20,800\u003c\/td\u003e\n\u003ctd\u003epF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eØ27 x 0.51\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003emm\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\u003e2.0\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eg\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\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e-20\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e70\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-30\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e80\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, Wire: UL1571 32 AWG\u003c\/p\u003e\n\u003ch3\u003eWire Connections\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eColor\u003c\/th\u003e\n\u003cth\u003eFunction\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRed\u003c\/td\u003e\n\u003ctd\u003e+terminal (M)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003ctd\u003e-terminal (G)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlue\u003c\/td\u003e\n\u003ctd\u003eFeedback (F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eAdditional Resources\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.sameskydevices.com\/track?actionLabel=Datasheet-ClickThrough-ProductPage\u0026amp;label=CEB-27FD44.pdf\u0026amp;path=%2fproduct%2faudio%2fbuzzers%2fpiezo-elements%2fceb-27fd44\"\u003eProduct Page\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.sameskydevices.com\/track?actionLabel=Datasheet-ClickThrough-3dmodel\u0026amp;label=CEB-27FD44.pdf\u0026amp;path=%2fproduct%2fresource%2f3dmodel%2fceb-27fd44\"\u003e3D Model\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDisclaimer\u003c\/h3\u003e\n\u003cp\u003eAll specifications are measured under standard conditions. Same Sky offers a one (1) year limited warranty. The manufacturer reserves the right to make changes without notice. Use in critical life-support systems is not authorized. For more details, please refer to the datasheet or contact the manufacturer.\u003c\/p\u003e\n\u003cp\u003eDatasheet was not processed, please search the internet for the part number for more details.\u003c\/p\u003e\u003cbr\u003e"}
