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3.8 kHz Audio Devices

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (HKD) Filter the results in the table by unit price based on your quantity.	Qty.	RoHS
Buzzers & Audio Indicators - Board Mount PZ 95dB 3600 Hz 12DC AI-2438-TT-R PUI Audio 1: HK$40.85 461In Stock	Mfr. Part No. AI-2438-TT-R Mouser Part No 665-AI2438TTR	PUI Audio	Buzzers & Audio Indicators - Board Mount PZ 95dB 3600 Hz 12DC	Datasheet	461In Stock	HK$40.85 HK$25.40 HK$23.92 HK$22.44 View HK$21.62 HK$20.63 HK$18.74	Min.: 1 Mult.: 1
Buzzers & Audio Indicators - Industrial CONSTANT, 3-28VDC 3.8KHZ, 85DB, 23X18 PK-20N38WQ Mallory Sonalert 1: HK$37.81 2,190In Stock	Mfr. Part No. PK-20N38WQ Mouser Part No 539-PK-20N38WQ	Mallory Sonalert	Buzzers & Audio Indicators - Industrial CONSTANT, 3-28VDC 3.8KHZ, 85DB, 23X18	Datasheet	2,190In Stock	HK$37.81 HK$33.21 HK$27.13 HK$25.15 View HK$24.99 HK$24.82 HK$20.88	Min.: 1 Mult.: 1
Buzzers & Audio Indicators - Board Mount Piezo Buzzer 20Phi, 3800Hz AE-2038E-4WA AATC 1: HK$5.75 987In Stock	Mfr. Part No. AE-2038E-4WA Mouser Part No 253-AE2038E4WA	AATC	Buzzers & Audio Indicators - Board Mount Piezo Buzzer 20Phi, 3800Hz Learn More about AATC piezo buzzers	Datasheet	987In Stock	HK$5.75 HK$5.04 HK$3.86 HK$3.58 View HK$3.05 HK$2.43 HK$2.20 HK$2.08 HK$2.01	Min.: 1 Mult.: 1
Buzzers & Audio Indicators - Board Mount Piezo Buzzer 3800Hz 5VAC, 75dBA AZ-1438E-1PV AATC 1: HK$8.30 765In Stock	Mfr. Part No. AZ-1438E-1PV Mouser Part No 253-AZ1438E1PV	AATC	Buzzers & Audio Indicators - Board Mount Piezo Buzzer 3800Hz 5VAC, 75dBA Learn More about AATC piezo buzzers	Datasheet	765In Stock	HK$8.30 HK$7.46 HK$7.08 HK$5.80 View HK$5.43 HK$4.79 HK$3.79 HK$3.45 HK$3.33	Min.: 1 Mult.: 1
Buzzers & Audio Indicators - Board Mount Piezo Buzzer 20Phi, 3800Hz AE-2038E-1WA AATC 1: HK$7.40 373In Stock	Mfr. Part No. AE-2038E-1WA Mouser Part No 253-AE2038E1WA	AATC	Buzzers & Audio Indicators - Board Mount Piezo Buzzer 20Phi, 3800Hz Learn More about AATC piezo buzzers	Datasheet	373In Stock	HK$7.40 HK$6.48 HK$4.96 HK$4.60 View HK$3.92 HK$3.13 HK$2.84 HK$2.68 HK$2.58	Min.: 1 Mult.: 1	No
Buzzers & Audio Indicators - Board Mount Piezo Ind TH 23mm 12V 3.8kHz Rd PI-TH23-1238-RK VCC 1: HK$33.78 989In Stock New Product	Mfr. Part No. PI-TH23-1238-RK Mouser Part No 593-PI-TH23-1238-RK New Product	VCC	Buzzers & Audio Indicators - Board Mount Piezo Ind TH 23mm 12V 3.8kHz Rd Learn More about VCC pi piezoelectric indicators	Datasheet	989In Stock	HK$33.78 HK$25.81 HK$23.34 HK$21.62 View HK$19.97 HK$17.84 HK$16.85 HK$15.70 HK$14.96	Min.: 1 Mult.: 1
Speakers & Transducers Piezo Transducer PM 24mm 5V 3.8kHz Rd PT-PM24-0538-RK VCC 1: HK$12.99 931In Stock New Product	Mfr. Part No. PT-PM24-0538-RK Mouser Part No 593-PT-PM24-0538-RK New Product	VCC	Speakers & Transducers Piezo Transducer PM 24mm 5V 3.8kHz Rd	Datasheet	931In Stock	HK$12.99 HK$9.86 HK$8.88 HK$8.20 View HK$7.59 HK$6.86 HK$6.30 HK$5.88 HK$5.03	Min.: 1 Mult.: 1
Speakers & Transducers 5V 80dBA 3800Hz AT-1438-TWT-R PUI Audio 1: HK$19.48 3,071In Stock	Mfr. Part No. AT-1438-TWT-R Mouser Part No 665-AT-1438TWTR	PUI Audio	Speakers & Transducers 5V 80dBA 3800Hz	Datasheet	3,071In Stock	HK$19.48 HK$14.80 HK$13.32 HK$12.33 View HK$11.34 HK$10.03	Min.: 1 Mult.: 1
Buzzers & Audio Indicators - Board Mount CONSTANT, 3-20VDC MEDIUM, 23X10MM MSR320R Mallory Sonalert 1: HK$73.73 2,477In Stock	Mfr. Part No. MSR320R Mouser Part No 539-MSR320R	Mallory Sonalert	Buzzers & Audio Indicators - Board Mount CONSTANT, 3-20VDC MEDIUM, 23X10MM Learn More about Mallory Sonalert msr indicators	Datasheet	2,477In Stock	HK$73.73 HK$56.64 HK$51.21 HK$47.59 View HK$44.22 HK$40.20 HK$40.11 HK$39.37 Quote	Min.: 1 Mult.: 1
Buzzers & Audio Indicators - Board Mount CONSTANT, 3-20VDC SEALED, 23X10MM MSR320SR Mallory Sonalert 1: HK$76.94 700In Stock	Mfr. Part No. MSR320SR Mouser Part No 539-MSR320SR	Mallory Sonalert	Buzzers & Audio Indicators - Board Mount CONSTANT, 3-20VDC SEALED, 23X10MM Learn More about Mallory Sonalert msr indicators	Datasheet	700In Stock	HK$76.94 HK$63.54 HK$57.54 HK$53.43 View HK$49.65 HK$45.21 HK$41.51	Min.: 1 Mult.: 1
Buzzers & Audio Indicators - Board Mount CONSTANT, 3-24VDC 3.8KHZ, 95DB, 23X18 PK-20A38PQ Mallory Sonalert 1: HK$45.95 2,155In Stock 19Expected 12/11/2026	Mfr. Part No. PK-20A38PQ Mouser Part No 539-PK20A38PQ	Mallory Sonalert	Buzzers & Audio Indicators - Board Mount CONSTANT, 3-24VDC 3.8KHZ, 95DB, 23X18	Datasheet	2,155In Stock 19Expected 12/11/2026	HK$45.95 HK$35.92 HK$32.39 HK$30.09 HK$28.03	Min.: 1 Mult.: 1
Buzzers & Audio Indicators - Industrial CONSTANT, 3-24VDC 3.8KHZ, 95DB, 23X18 PK-20A38WQ Mallory Sonalert 1: HK$54.09 6In Stock	Mfr. Part No. PK-20A38WQ Mouser Part No 539-PK20A38WQ	Mallory Sonalert	Buzzers & Audio Indicators - Industrial CONSTANT, 3-24VDC 3.8KHZ, 95DB, 23X18	Datasheet	6In Stock	HK$54.09 HK$44.22 HK$38.06 HK$35.35 View HK$33.04 HK$31.07 HK$30.00 HK$27.78	Min.: 1 Mult.: 1
Buzzers & Audio Indicators - Board Mount 1-25AC 85DB 3800F XDUCER 23X18 PT-2038PQ Mallory Sonalert 1: HK$25.89 23In Stock	Mfr. Part No. PT-2038PQ Mouser Part No 539-PT-2038PQ	Mallory Sonalert	Buzzers & Audio Indicators - Board Mount 1-25AC 85DB 3800F XDUCER 23X18 Learn More about Mallory Sonalert transducers indicators	Datasheet	23In Stock	HK$25.89 HK$19.73 HK$17.76 HK$16.19 View HK$15.21 HK$13.56 HK$12.82 HK$11.84 HK$11.01	Min.: 1 Mult.: 1
Buzzers & Audio Indicators - Industrial XDUCR, PIEZO, 3.8KHZ 90DB, FLANGE, 24X5 PT-2038WQ Mallory Sonalert 1: HK$16.77 32In Stock 210Expected 19/4/2027	Mfr. Part No. PT-2038WQ Mouser Part No 539-PT-2038WQ	Mallory Sonalert	Buzzers & Audio Indicators - Industrial XDUCR, PIEZO, 3.8KHZ 90DB, FLANGE, 24X5	Datasheet	32In Stock 210Expected 19/4/2027	HK$16.77 HK$12.66 HK$11.43 HK$10.52 View HK$9.78 HK$8.80 HK$8.22 HK$7.23 HK$6.66	Min.: 1 Mult.: 1
Buzzers & Audio Indicators - Industrial XDUCR, PIEZO, 3.8KHZ 85DB, 3WIRES, 24X4. PT-2038FWQ Mallory Sonalert 1: HK$19.81 122In Stock	Mfr. Part No. PT-2038FWQ Mouser Part No 539-PT2038FWQ	Mallory Sonalert	Buzzers & Audio Indicators - Industrial XDUCR, PIEZO, 3.8KHZ 85DB, 3WIRES, 24X4.	Datasheet	122In Stock	HK$19.81 HK$12.49 HK$9.78 HK$9.37	Min.: 1 Mult.: 1
Speakers & Transducers Balanced Armature Speaker BK-21600-000 Knowles 100: HK$169.09 Non-Stocked	Mfr. Part No. BK-21600-000 Mouser Part No 721-BK-21600-000	Knowles	Speakers & Transducers Balanced Armature Speaker	Datasheet	Non-Stocked	HK$169.09 Quote Quote	Min.: 100 Mult.: 100
Speakers & Transducers Balanced Armature Speaker BK-21612-000 Knowles Non-Stocked	Mfr. Part No. BK-21612-000 Mouser Part No 721-BK-21612-000	Knowles	Speakers & Transducers Balanced Armature Speaker	Datasheet	Non-Stocked		Request a Quote
Buzzers & Audio Indicators - Board Mount CONSTANT, 3-28VDC 3.8KHZ, 90DB, 23X18 PK-20N38PQ Mallory Sonalert 1: HK$43.98 Non-Stocked Lead-Time 25 Weeks	Mfr. Part No. PK-20N38PQ Mouser Part No 539-PK20N38PQ	Mallory Sonalert	Buzzers & Audio Indicators - Board Mount CONSTANT, 3-28VDC 3.8KHZ, 90DB, 23X18	Datasheet	Non-Stocked Lead-Time 25 Weeks	HK$43.98 HK$34.03 HK$30.74 HK$28.44 View HK$26.47 HK$24.00 HK$23.51	Min.: 1 Mult.: 1
Buzzers & Audio Indicators - Board Mount Piezo Buzzer 20Phi, 3800Hz AE-2038E-3A AATC 1: HK$5.75 Non-Stocked	Mfr. Part No. AE-2038E-3A Mouser Part No 253-AE2038E3A	AATC	Buzzers & Audio Indicators - Board Mount Piezo Buzzer 20Phi, 3800Hz Learn More about AATC piezo buzzers	Datasheet	Non-Stocked	HK$5.75 HK$5.04 HK$3.86 HK$3.58 View HK$3.05 HK$2.43 HK$2.20 HK$2.08 HK$2.01	Min.: 1 Mult.: 1	No

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