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— IC芯片 | 连接器 | 传感器 | 被动器件 —

Alarms, Buzzers, and Sirens are devices that produce an audible signal usually like a steady high-pitched hum that is encased within a molded housing. The characteristics are driver circuitry, input type, voltage rated, voltage range, frequency, technology, operating mode, current supply, and port location. The technology is electromechanical, magnetic, piezo, and piezo (with feedback) with a frequency from multiple, 200Hz to 8kHz.
| Select products | Mfr | Description | Package | Supplier Device Package | Mounting Type | Series | Operating Temperature |
|---|---|---|---|---|---|---|---|
![]() CT03E-04S400-1B $1.27 | Challenge Electronics | BUZZER MAGN 3V 0.12"X 0.12" SMD | Bulk | Surface Mount | - | -20°C ~ 70°C | |
![]() CT05E-04S310-1 $1.69 | Challenge Electronics | BUZZER MAGNETIC 3V 5.5X5.5MM SMD | Tape & Reel (TR),Cut Tape (CT) | Surface Mount | - | -40°C ~ 85°C | |
![]() CT05E-04S310-1B $1.69 | Challenge Electronics | BUZZER MAGNETIC 3V 5.5X5.5MM SMD | Bulk | Surface Mount | - | -40°C ~ 85°C | |
![]() CT06E-05T273-2 $0.92 | Challenge Electronics | MAGNETIC XDCR 2-5V TH | Tray | Through Hole | - | -20°C ~ 70°C | |
![]() CT08E-04S270-5 $1.38 | Challenge Electronics | BUZZER MAGNETIC 3.6V 0.3X0.3 SMD | Tape & Reel (TR),Cut Tape (CT) | Surface Mount | - | -30°C ~ 70°C | |
![]() CT08E-04S273-9 $0.98 | Challenge Electronics | BUZZER MAGNETIC 3.6V 0.3X0.3 SMD | Tape & Reel (TR),Cut Tape (CT) | Surface Mount | - | -40°C ~ 85°C | |
![]() CT08E-06S300-2 $0.86 | Challenge Electronics | BUZZER MAGNETIC 5V 0.34X0.34 SMD | Tape & Reel (TR),Cut Tape (CT) | Surface Mount | - | -40°C ~ 85°C | |
![]() CT09E-04T273-5 $0.64 | Challenge Electronics | BUZZER MAGNETIC 3V 9MM TH | Tray | Through Hole | - | -30°C ~ 70°C |