AST SMT Transducers

Mallory Sonalert AST SMT Transducers offer a 73dBA to 90dBA sound pressure range, up to 6000Hz frequency, and a 1.5V to 12V voltage range. AST series transducers feature a 73dBA to 90dBA sound pressure level range, 110mA maximum current rating, and a diameter of up to 17.5mm. Mallory Sonalert AST SMT Transducers are RoHS compliant.

Results: 49
Select Image Part #
 Mfr.
Description Datasheet Availability Pricing (KRW) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Product
Type
Sound Pressure Level
Frequency
Voltage Rating
Current Rating
Termination Style
Mounting Style
Diameter
Dimensions
Mallory Sonalert Buzzers & Audio Indicators - Board Mount PT-0940MCQ 1000 PCS T&R ROHS STK $
Datasheet
1,971In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

Transducers External Drive Piezoelectric 78 dB 4 kHz 3 V 5 mA Solder Pad SMD/SMT 9.5 mm x 9 mm x 1.9 mm
Mallory Sonalert Buzzers & Audio Indicators - Board Mount XDUCR, SMT, REEL 4KHZ, 75DB, 16X16X3
Datasheet
1,358In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 800

Transducers External Drive Piezoelectric 75 dB 4 kHz 3 V 5 mA Gullwing Lead SMD/SMT 16 mm x 16 mm x 3 mm
Mallory Sonalert Buzzers & Audio Indicators - Board Mount PB-1027MW-03Q 800 PCS T&R ROHS STK $
Datasheet
1,147In Stock
Min.: 1
Mult.: 1
: 800

Transducers Electromagnetic 87 dB 2.7 kHz 3 V 80 mA Solder Pad SMD/SMT 10 mm x 10 mm x 3.2 mm
Mallory Sonalert Buzzers & Audio Indicators - Board Mount XDUCR, PIEZO, SMT 4KHZ, REEL, 18X5MM
Datasheet
353In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 500

Transducers External Drive Piezoelectric 80 dB 4 kHz 5 V 1.5 mA Gullwing Lead SMD/SMT 17.5 mm 17.5 mm x 5 mm
Mallory Sonalert Buzzers & Audio Indicators - Board Mount PB-1341MCQ 1000 PCS T&R ROHS STK $
Datasheet
14In Stock
1,000Expected 10/5/2026
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

Transducers Piezoelectric 90 dB 4.1 kHz 5 V 8 mA Gullwing Lead SMD/SMT 13 mm x 13 mm x 2.5 mm
Mallory Sonalert Buzzers & Audio Indicators - Board Mount PB-0827MW-03Q 1000 PCS T&R ROHS STK $
Datasheet
1,387In Stock
Min.: 1
Mult.: 1
: 1,000

Transducers Electromagnetic 85 dB 2.731 kHz 3 V 80 mA Solder Pad SMD/SMT 8.5 mm x 8.5 mm x 3 mm
Mallory Sonalert Buzzers & Audio Indicators - Board Mount PB-0827MW-03BQ 1000 PCS T&R ROHS STK $
Datasheet
1,293In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

Transducers Electromagnetic 80 dB 2.7 kHz 3 V 100 mA Solder Pad SMD/SMT 8.5 mm x 8.5 mm x 3 mm
Mallory Sonalert Buzzers & Audio Indicators - Board Mount PB-0540MW-3.6Q 1000 PCS T&R ROHS STK $
Datasheet
1,864In Stock
Min.: 1
Mult.: 1
: 1,000

Transducers Electromagnetic 80 dB 4 kHz 3.6 V 110 mA Solder Pad SMD/SMT 5 mm x 5 mm x 3 mm
Mallory Sonalert Buzzers & Audio Indicators - Board Mount PB-0760MCQ 1000 PCS T&R ROHS STK $
Datasheet
1,609In Stock
Min.: 1
Mult.: 1
: 1,000

Transducers Piezoelectric 74 dB 6 kHz 3 V 6 mA Solder Pad SMD/SMT 7.5 mm x 7.5 mm x 2 mm
Mallory Sonalert Buzzers & Audio Indicators - Board Mount XDUCR, SMT, REEL 4KHZ, 75DB, 12X12X3
Datasheet
2,131In Stock
3,000Expected 10/12/2026
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

Transducers External Drive Piezoelectric 75 dB 4 kHz 3 V 5 mA Solder Pad SMD/SMT 12 mm x 12 mm x 3 mm
Mallory Sonalert Buzzers & Audio Indicators - Board Mount XDUCR, SMT, REEL 2.7KHZ, 7.5X7.5X2.5
Datasheet
2,630In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

Transducers Electromagnetic 85 dB 2.7 kHz 3.6 V 100 mA Solder Pad SMD/SMT 7.5 mm x 7.5 mm x 2.5 mm
Mallory Sonalert Buzzers & Audio Indicators - Board Mount AST0540MW-03Q CUT TAPE ROHS STK $
Datasheet
51In Stock
Min.: 1
Mult.: 1

Transducers Electromagnetic 75 dB 4 kHz 3 V 110 mA Solder Pad SMD/SMT 5 mm x 5 mm x 1.9 mm
Mallory Sonalert Buzzers & Audio Indicators - Board Mount PB-0540MW-03Q 1000 PCS T&R ROHS STK $
Datasheet
201In Stock
1,000Expected 10/12/2026
Min.: 1
Mult.: 1
: 1,000

Transducers Electromagnetic 75 dB 4 kHz 3 V 110 mA Solder Pad SMD/SMT 5 mm x 5 mm x 1.9 mm
Mallory Sonalert Buzzers & Audio Indicators - Board Mount AST0540MW-3.6Q CUT TAPE ROHS STK $
Datasheet
78In Stock
Min.: 1
Mult.: 1

Transducers Electromagnetic 80 dB 4 kHz 3.6 V 110 mA Solder Pad SMD/SMT 5 mm x 5 mm x 3 mm
Mallory Sonalert Buzzers & Audio Indicators - Board Mount AST0760MCQ CUT TAPE ROHS STK $
Datasheet
62In Stock
Min.: 1
Mult.: 1

Transducers Piezoelectric 74 dB 6 kHz 3 V 6 mA Solder Pad SMD/SMT 7.5 mm x 7.5 mm x 2 mm
Mallory Sonalert Buzzers & Audio Indicators - Board Mount AST0827MW-03BQ CUT TAPE ROHS STK $
Datasheet
3In Stock
Min.: 1
Mult.: 1

Transducers Electromagnetic 80 dB 2.7 kHz 3 V 100 mA Solder Pad SMD/SMT 8.5 mm x 8.5 mm x 3 mm
Mallory Sonalert Buzzers & Audio Indicators - Board Mount AST0927MW-3.6Q CUT TAPE ROHS STK $
Datasheet
128In Stock
Min.: 1
Mult.: 1

Transducers Piezoelectric 85 dB 2.73 kHz 3.6 V 90 mA SMD/SMT 9 mm x 10.5 mm x 3.2 mm
Mallory Sonalert Buzzers & Audio Indicators - Board Mount AST0940MCQ CUT TAPE ROHS STK $
Datasheet
90In Stock
Min.: 1
Mult.: 1

Transducers External Drive Piezoelectric 78 dB 4 kHz 3 V 5 mA Solder Pad SMD/SMT 9.5 mm x 9 mm x 1.9 mm
Mallory Sonalert Buzzers & Audio Indicators - Board Mount XDUCR, CUT TAPE 4.1KHZ, 73DB, 11X9X2
Datasheet
14In Stock
Min.: 1
Mult.: 1

Transducers Piezoelectric 73 dB 4.1 kHz 5 V 1 mA Solder Pad SMD/SMT 11 mm x 9 mm x 1.7 mm
Mallory Sonalert Buzzers & Audio Indicators - Board Mount XDUCR, SMT, REEL 4.1KHZ, 73DB, 11X9X2
Datasheet
381In Stock
4,000On Order
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

Transducers Piezoelectric 73 dB 4.1 kHz 5 V 1 mA Solder Pad SMD/SMT 11 mm x 9 mm x 1.7 mm
Mallory Sonalert Buzzers & Audio Indicators - Board Mount XDUCR, CUT TAPE 4KHZ, 75DB, 12X12X3
Datasheet
104In Stock
Min.: 1
Mult.: 1

Transducers External Drive Piezoelectric 75 dB 4 kHz 3 V 5 mA Solder Pad SMD/SMT 12 mm x 12 mm x 3 mm
Mallory Sonalert Buzzers & Audio Indicators - Board Mount XDUCR, SMT, REEL 4KHZ, 75DB, 14X15X5
Datasheet
8In Stock
600Expected 10/28/2026
Min.: 1
Mult.: 1
: 600

Transducers External Drive Piezoelectric 75 dB 4 kHz 5 V 5 mA Gullwing Lead SMD/SMT 14.9 mm x 14.1 mm x 4.7 mm
Mallory Sonalert Buzzers & Audio Indicators - Board Mount XDUCR, CUT TAPE 3650HZ, 85DB, 8MM H
Datasheet
2In Stock
Min.: 1
Mult.: 1

Transducers External Drive Piezoelectric 85 dB 3.65 kHz 7 V 5 mA Gullwing Lead SMD/SMT 14.8 mm x 14.8 mm x 7.4 mm
Mallory Sonalert Buzzers & Audio Indicators - Board Mount XDUCR, SMT, REEL 3650HZ, 85DB, 8MM H
Datasheet
68In Stock
300Expected 2/26/2027
Min.: 1
Mult.: 1

Transducers External Drive Piezoelectric 85 dB 3.65 kHz 7 V 5 mA Gullwing Lead SMD/SMT 15 mm x 15 mm x 7.5 mm
Mallory Sonalert Buzzers & Audio Indicators - Board Mount XDUCR, CUT TAPE 4KHZ, 75DB, 16X16X3
Datasheet
55In Stock
Min.: 1
Mult.: 1

Transducers External Drive Piezoelectric 75 dB 4 kHz 3 V 5 mA Gullwing Lead SMD/SMT 16 mm x 16 mm x 3 mm