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

    Alarms, Buzzers, and Sirens

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
















































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































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    Photo Mfr. Part # Availability Price Quantity Datasheet Series Packaging Product Status Driver Circuitry Input Type Voltage - Rated Voltage Range Frequency Technology Operating Mode Duration Sound Pressure Level (SPL) Current - Supply Port Location Operating Temperature Approval Agency Ratings Ingress Protection Mounting Type Termination 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 3 V 2 ~ 4V 4kHz Electromechanical/Magnetic Single Tone - 78dB @ 3V, 10cm 100mA Top -30°C ~ 70°C - - - Surface Mount Solder Pads 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 5 V 4 ~ 7V 2.3kHz Magnetic Single Tone - 85dB @ 5V, 10cm 30mA Top -20°C ~ 70°C - Washable - Through Hole PC Pins 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 3.6 V 2.5 ~ 4.5V 2.7kHz Electromechanical/Magnetic Single Tone - 92dB @ 3.6V, 10cm 90mA Side -30°C ~ 70°C - - - Surface Mount Solder Pads 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 3.6 V 2 ~ 5V 2.1kHz Electromechanical/Magnetic Single Tone - 87dB @ 3.6V, 10cm 90mA Top -30°C ~ 70°C - - - Surface Mount Solder Pads 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 12 V 3 ~ 24V 3.8kHz Piezo Single Tone - 95dB @ 12V, 30cm 15mA Top -20°C ~ 70°C - - - Through Hole PC Pins 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 3 V 2 ~ 5V 2.3kHz Magnetic Single Tone - 85dB @ 3V, 10cm 30mA Top -20°C ~ 70°C - Washable - Through Hole PC Pins 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 5 V 4 ~ 7V 2.4kHz Magnetic Single Tone - 90dB @ 5V, 10cm 30mA Top -20°C ~ 70°C - Washable - Surface Mount Solder Pads 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 12 V 3 ~ 15V 4.1kHz Piezo Single Tone - 83dB @ 12V, 10cm 10mA Top -20°C ~ 70°C - Washable - Through Hole PC Pins 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 12 V 3 ~ 20V 3kHz Piezo Single Tone - 85dB @ 12V, 30cm 11mA Top -30°C ~ 85°C - Washable - Through Hole PC Pins 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 5 V 4 ~ 7V 2.7kHz Electromechanical/Magnetic Single Tone - 80dB @ 5V, 10cm 30mA Top -40°C ~ 85°C - Washable - Surface Mount Solder Pads 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 12 V 7 ~ 15V 2.7kHz Electromechanical/Magnetic Single Tone - 85dB @ 12V, 10cm 30mA Top -40°C ~ 85°C - Washable - Surface Mount Solder Pads 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 12 V 3 ~ 15V 4.1kHz Piezo Single Tone - 83dB @ 12V, 10cm 5mA Top -20°C ~ 90°C - - - Through Hole PC Pins 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 12 V 9 ~ 15V 2.4kHz Magnetic Single Tone - 90dB @ 12V, 10cm 50mA Top -20°C ~ 70°C - Washable - Surface Mount Solder Pads 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 12 V 1.5 ~ 30V 3kHz Piezo Single Tone - 80dB @ 12V, 30cm 12mA Top -20°C ~ 70°C - - - Through Hole PC Pins 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 3.6 V 2.5 ~ 4.5V 2.67kHz Electromechanical/Magnetic Single Tone - 90dB @ 3.6V, 10cm 90mA Side -30°C ~ 70°C - - - Surface Mount Solder Pads 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 3.6 V 2.5 ~ 4.5V 2.73kHz Electromechanical/Magnetic Single Tone - 85dB @ 3.6V, 10cm 60mA Side -40°C ~ 85°C - Washable - Surface Mount Solder Pads 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 3 V 2 ~ 4V 4kHz Magnetic Single Tone - 70dB @ 3V, 10cm 90mA Side -20°C ~ 70°C - - - Surface Mount Solder Pads 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 3.6 V 2 ~ 5V 2.7kHz Electromechanical/Magnetic Single Tone - 85dB @ 3.6V, 10cm 120mA Side -30°C ~ 70°C - - - Surface Mount Solder Pads 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 3 V 2 ~ 4V 4kHz Magnetic Single Tone - 70dB @ 3V, 10cm 90mA Top -20°C ~ 70°C - - - Surface Mount Solder Pads 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 5 V 4 ~ 6V 2.731kHz Electromechanical/Magnetic Single Tone - 85dB @ 5V, 10cm 80mA Side -40°C ~ 85°C - Washable - Surface Mount Solder Pads 0.335" L x 0.335" W (8.50mm x 8.50mm)
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