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HYDZ Alarm Sound Piezoelectric Buzzer HYD-4023 | 88dB Loud Buzzer | China Suppliers & Factory for Security Devices

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Product Description:

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The HYDZ alarm anti-burglar piezo buzzer is an essential security component for any device requiring alert notifications. Available in both 12V and 24V DC options, this reliable alarm system ensures optimal performance for any application.

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Featuring a convenient screw hole installation, this piezo buzzer is designed for easy setup in various devices. With a powerful sound output of no less than 88dB at 30cm, it effectively alerts users to potential threats.

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Manufactured with precision, our product utilizes a fully automated PCB, ensuring a steady structure and exceptional performance with a lower defect rate. As a leading factory in China, we pride ourselves on delivering high-quality security solutions that meet the needs of various industries.

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Choose our HYDZ alarm anti-burglar piezo buzzer for reliable performance and peace of mind. Contact us today to learn more about our offerings as trusted suppliers based in China.

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    Electrical Characteristics
    # Parameter HYD-4023 (12V) HYD-4023 (24V)
    1 Rated Voltage (VDC) 12 24
    2 Operating Voltage (V) 3–24 18~28
    3 Sound Output at 10cm (dB) ≥88 ≥90
    4 Current Consumption (mA) ≤15 ≤20
    5 Resonant Frequency (Hz) 3300±500 3100±500
    6 Operating Temperature (℃) -20~+80 -20~+80
    7 Housing Material ABS
    8 Weight (g) 8.0
    Dimensions and Material (unit: mm)
    HYD-4023 Dimensions Drawing
    📐 Tolerance: ±0.5mm Except Specified
    Notice — Handling
    • 1 The component may be damaged if mechanical stress exceeding specifications is applied.
    • 2 Take care to protect the operating circuit from surge voltage resulting from excessive force, falling, shock or temperature change.
    • 3 Avoid excessive pulling of the lead wire because the wire may break or the soldering point come off.
    Notice — Storage and Operating Condition
    1. Product Storage Condition

    Please store the products in a room where the temperature/humidity is stable and avoid places where there are large temperature changes.

    Please store the products under the following conditions:

    🌡️ Temperature: -10 to +40°C 💧 Humidity: 15 to 85% R.H.
    2. Expiration Date on Storage

    Expiration date (shelf life) of the products is six months after delivery under the conditions of a sealed and unopened package. Please use the products within six months after delivery. If you store the products for a long time (more than six months), use carefully because the products may be degraded in solderability due to storage under poor conditions.

    Please confirm solderability and characteristics for the products regularly.

    3. Notice on Product Storage

    Please do not store the products in a chemical atmosphere (Acids, Alkali, Bases, Organic gas, Sulfides and so on), because the characteristics may be reduced in quality, may be degraded in solderability due to storage in a chemical atmosphere.

    Frequently Asked Questions
    QWhat is the rated voltage of the HYD-4023 buzzer?
    The HYD-4023 is available in two rated voltage versions: 12VDC and 24VDC. The 12V version supports an operating voltage range of 3–24V, while the 24V version operates within 18–28V.
    QWhat is the sound output level of the HYD-4023?
    The HYD-4023 delivers a sound output of ≥88 dB (12V version) and ≥90 dB (24V version), measured at a distance of 10 cm.
    QWhat is the operating temperature range of the HYD-4023?
    The HYD-4023 buzzer is designed to operate reliably in temperatures ranging from -20°C to +80°C, making it suitable for a wide range of industrial and outdoor applications.
    QWhat material is the housing of the HYD-4023 made from?
    The housing of the HYD-4023 is made from ABS (Acrylonitrile Butadiene Styrene) plastic, which provides good impact resistance and durability for everyday use.
    QHow should the HYD-4023 be stored to maintain its performance?
    Store the HYD-4023 in a stable environment with a temperature between -10°C and +40°C and humidity between 15% and 85% R.H. Avoid chemical atmospheres (acids, alkalis, organic gases, sulfides) and large temperature fluctuations. The shelf life is six months from delivery in a sealed, unopened package.
    QWhat precautions should be taken when handling the HYD-4023?
    Avoid applying mechanical stress beyond specifications, protect the circuit from surge voltage caused by shock or temperature changes, and do not excessively pull the lead wires to prevent wire breakage or solder joint damage.