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    KATY Electronic Technology Co., LTD KATY Electronic Technology Co., LTD

    Alarms, Buzzers, and Sirens

    制造商 Series Packaging Part Status Driver Circuitry Input Type Voltage Range Frequency Technology Mounting Style Operating Mode Duration Voltage - Rated Sound Pressure Level (SPL) Current - Supply Ingress Protection Port Location Termination Ratings Operating Temperature Approval Agency Size / Dimension Height - Seated (Max)
















































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































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    Photo Mfr. Part # Availability Price Quantity Datasheet Series Packaging Part Status Driver Circuitry Input Type Voltage Range Frequency Technology Mounting Style Operating Mode Duration Voltage - Rated Sound Pressure Level (SPL) Current - Supply Ingress Protection Port Location Termination Ratings Operating Temperature Approval Agency Size / Dimension
    SMT-0540-T-7-R

    SMT-0540-T-7-R

    BUZZER MAGNETIC 3V 0.2X 0.2" SMD

    PUI Audio, Inc.

    5,778
    RFQ
    SMT-0540-T-7-R

    Datasheet

    SMT Tape & Reel (TR) Active Transducer, Externally Driven Zero-Peak Signal 2 ~ 4V 4kHz Electromechanical/Magnetic Surface Mount Single Tone - 3 V 78dB @ 3V, 10cm 100mA - Top Solder Pads - -30°C ~ 70°C - 0.197" L x 0.197" W (5.00mm x 5.00mm)
    PB-12N23P-05Q

    PB-12N23P-05Q

    BUZZER MAGNETIC 5V 12MM TH

    Mallory Sonalert Products Inc.

    14,023
    RFQ
    PB-12N23P-05Q

    Datasheet

    PB Tube Active Indicator, Internally Driven DC 4 ~ 7V 2.3kHz Magnetic Through Hole Single Tone - 5 V 85dB @ 5V, 10cm 30mA - Top PC Pins Washable -20°C ~ 70°C - 0.472" Dia (12.00mm)
    SMT-0827-S-2-R

    SMT-0827-S-2-R

    BUZZER MAGNETIC 3.6V 0.3X0.3 SMD

    PUI Audio, Inc.

    10,196
    RFQ
    SMT-0827-S-2-R

    Datasheet

    SMT Tape & Reel (TR) Active Transducer, Externally Driven Zero-Peak Signal 2.5 ~ 4.5V 2.7kHz Electromechanical/Magnetic Surface Mount Single Tone - 3.6 V 92dB @ 3.6V, 10cm 90mA - Side Solder Pads - -30°C ~ 70°C - 0.335" L x 0.335" W (8.50mm x 8.50mm)
    SMT-0821-T-R

    SMT-0821-T-R

    BUZZER MAGNETIC 3.6V 0.3X0.3 SMD

    PUI Audio, Inc.

    24,438
    RFQ
    SMT-0821-T-R

    Datasheet

    SMT Tape & Reel (TR) Active Transducer, Externally Driven Zero-Peak Signal 2 ~ 5V 2.1kHz Electromechanical/Magnetic Surface Mount Single Tone - 3.6 V 87dB @ 3.6V, 10cm 90mA - Top Solder Pads - -30°C ~ 70°C - 0.335" L x 0.335" W (8.50mm x 8.50mm)
    PK-20A38PQ

    PK-20A38PQ

    BUZZER PIEZO 12V 23MM TH

    Mallory Sonalert Products Inc.

    16,289
    RFQ
    PK-20A38PQ

    Datasheet

    PK Bulk Active Indicator, Internally Driven DC 3 ~ 24V 3.8kHz Piezo Through Hole Single Tone - 12 V 95dB @ 12V, 30cm 15mA - Top PC Pins - -20°C ~ 70°C - 0.906" Dia (23.00mm)
    PB-12N23P-03Q

    PB-12N23P-03Q

    BUZZER MAGNETIC 3V 12MM TH

    Mallory Sonalert Products Inc.

    7,787
    RFQ
    PB-12N23P-03Q

    Datasheet

    PB Tube Active Indicator, Internally Driven DC 2 ~ 5V 2.3kHz Magnetic Through Hole Single Tone - 3 V 85dB @ 3V, 10cm 30mA - Top PC Pins Washable -20°C ~ 70°C - 0.472" Dia (12.00mm)
    ASI301TRQ

    ASI301TRQ

    BUZZER MAGN 5V 12.6X12.6 W SMD

    Mallory Sonalert Products Inc.

    15,025
    RFQ
    ASI301TRQ

    Datasheet

    ASI Tape & Reel (TR) Active Indicator, Internally Driven DC 4 ~ 7V 2.4kHz Magnetic Surface Mount Single Tone - 5 V 90dB @ 5V, 10cm 30mA - Top Solder Pads Washable -20°C ~ 70°C - 0.496" L x 0.496" W (12.60mm x 12.60mm)
    PK-12N40PEQ

    PK-12N40PEQ

    BUZZER PIEZO 12V 13.8MM TH

    Mallory Sonalert Products Inc.

    3,672
    RFQ
    PK-12N40PEQ

    Datasheet

    PK Bulk Active Indicator, Internally Driven DC 3 ~ 15V 4.1kHz Piezo Through Hole Single Tone - 12 V 83dB @ 12V, 10cm 10mA - Top PC Pins Washable -20°C ~ 70°C - 0.543" Dia (13.80mm)
    CEP-2202AS

    CEP-2202AS

    BUZZER PIEZO 12V 24.20MM TH

    Same Sky (Formerly CUI Devices)

    4,635
    RFQ
    CEP-2202AS

    Datasheet

    CEP Tray Active Indicator, Internally Driven DC 3 ~ 20V 3kHz Piezo Through Hole Single Tone - 12 V 85dB @ 12V, 30cm 11mA - Top PC Pins Washable -30°C ~ 85°C - 0.953" Dia (24.20mm)
    SMI-1027-TW-5V-R

    SMI-1027-TW-5V-R

    BUZZER MAGN 5V 0.38 X 0.38 SMD

    PUI Audio, Inc.

    10,874
    RFQ
    SMI-1027-TW-5V-R

    Datasheet

    SMI Tape & Reel (TR) Active Indicator, Internally Driven DC 4 ~ 7V 2.7kHz Electromechanical/Magnetic Surface Mount Single Tone - 5 V 80dB @ 5V, 10cm 30mA - Top Solder Pads Washable -40°C ~ 85°C - 0.378" L x 0.378" W (9.60mm x 9.60mm)
    SMI-1027-TW-12V-R

    SMI-1027-TW-12V-R

    BUZZER MAGN 12V 0.38 X 0.38 SMD

    PUI Audio, Inc.

    2,954
    RFQ
    SMI-1027-TW-12V-R

    Datasheet

    SMI Tape & Reel (TR) Active Indicator, Internally Driven DC 7 ~ 15V 2.7kHz Electromechanical/Magnetic Surface Mount Single Tone - 12 V 85dB @ 12V, 10cm 30mA - Top Solder Pads Washable -40°C ~ 85°C - 0.378" L x 0.378" W (9.60mm x 9.60mm)
    PK-12N40PQ

    PK-12N40PQ

    BUZZER PIEZO 12V 14MM TH

    Mallory Sonalert Products Inc.

    2,385
    RFQ
    PK-12N40PQ

    Datasheet

    PK Bulk Active Indicator, Internally Driven DC 3 ~ 15V 4.1kHz Piezo Through Hole Single Tone - 12 V 83dB @ 12V, 10cm 5mA - Top PC Pins - -20°C ~ 90°C - 0.551" Dia (14.00mm)
    ASI401Q

    ASI401Q

    BUZZER MAGN 12V 12.6X12.6 W SMD

    Mallory Sonalert Products Inc.

    2,660
    RFQ
    ASI401Q

    Datasheet

    ASI Tube Active Indicator, Internally Driven DC 9 ~ 15V 2.4kHz Magnetic Surface Mount Single Tone - 12 V 90dB @ 12V, 10cm 50mA - Top Solder Pads Washable -20°C ~ 70°C - 0.496" L x 0.496" W (12.60mm x 12.60mm)
    PK-21N30PQ

    PK-21N30PQ

    BUZZER PIEZO 12V 24MM TH

    Mallory Sonalert Products Inc.

    4,191
    RFQ
    PK-21N30PQ

    Datasheet

    PK Bulk Active Indicator, Internally Driven DC 1.5 ~ 30V 3kHz Piezo Through Hole Single Tone - 12 V 80dB @ 12V, 30cm 12mA - Top PC Pins - -20°C ~ 70°C - 0.945" Dia (24.00mm)
    SMT-0927-S-11-R

    SMT-0927-S-11-R

    BUZZER MAGNETIC 3.6V 0.3X0.3 SMD

    PUI Audio, Inc.

    15,027
    RFQ
    SMT-0927-S-11-R

    Datasheet

    SMT Tape & Reel (TR) Active Transducer, Externally Driven Zero-Peak Signal 2.5 ~ 4.5V 2.67kHz Electromechanical/Magnetic Surface Mount Single Tone - 3.6 V 90dB @ 3.6V, 10cm 90mA - Side Solder Pads - -30°C ~ 70°C - 0.335" L x 0.335" W (8.50mm x 8.50mm)
    SMT-0827-SW-3V-R

    SMT-0827-SW-3V-R

    BUZZER MAGNETIC 3.6V 0.3X0.3 SMD

    PUI Audio, Inc.

    5,087
    RFQ
    SMT-0827-SW-3V-R

    Datasheet

    SMT Tape & Reel (TR) Active Transducer, Externally Driven Zero-Peak Signal 2.5 ~ 4.5V 2.73kHz Electromechanical/Magnetic Surface Mount Single Tone - 3.6 V 85dB @ 3.6V, 10cm 60mA - Side Solder Pads Washable -40°C ~ 85°C - 0.335" L x 0.335" W (8.50mm x 8.50mm)
    ST-0402S

    ST-0402S

    BUZZER MAGN 3V 4X4MM W SMD

    Soberton Inc.

    10,177
    RFQ
    ST-0402S

    Datasheet

    ST Tape & Reel (TR) Active Transducer, Externally Driven Zero-Peak Signal 2 ~ 4V 4kHz Magnetic Surface Mount Single Tone - 3 V 70dB @ 3V, 10cm 90mA - Side Solder Pads - -20°C ~ 70°C - 0.157" L x 0.157" W (4.00mm x 4.00mm)
    SMT-0727-S-R

    SMT-0727-S-R

    BUZZER MAGNETIC 3.6V 7.5X7.5 SMD

    PUI Audio, Inc.

    5,050
    RFQ
    SMT-0727-S-R

    Datasheet

    SMT Tape & Reel (TR) Active Transducer, Externally Driven Zero-Peak Signal 2 ~ 5V 2.7kHz Electromechanical/Magnetic Surface Mount Single Tone - 3.6 V 85dB @ 3.6V, 10cm 120mA - Side Solder Pads - -30°C ~ 70°C - 0.295" L x 0.295" W (7.50mm x 7.50mm)
    ST-0402T

    ST-0402T

    BUZZER MAGN 3V 4X4MM W SMD

    Soberton Inc.

    3,000
    RFQ
    ST-0402T

    Datasheet

    ST Tape & Reel (TR) Active Transducer, Externally Driven Zero-Peak Signal 2 ~ 4V 4kHz Magnetic Surface Mount Single Tone - 3 V 70dB @ 3V, 10cm 90mA - Top Solder Pads - -20°C ~ 70°C - 0.157" L x 0.157" W (4.00mm x 4.00mm)
    SMT-0827-SW-5V-R

    SMT-0827-SW-5V-R

    BUZZER MAGNETIC 5V 0.34X0.34 SMD

    PUI Audio, Inc.

    1,349
    RFQ
    SMT-0827-SW-5V-R

    Datasheet

    SMT Tape & Reel (TR) Active Transducer, Externally Driven Zero-Peak Signal 4 ~ 6V 2.731kHz Electromechanical/Magnetic Surface Mount Single Tone - 5 V 85dB @ 5V, 10cm 80mA - Side Solder Pads Washable -40°C ~ 85°C - 0.335" L x 0.335" W (8.50mm x 8.50mm)
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