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China Suppliers Factory Hydz φ23H4 External Drive Wired Piezo Sounder for Alarm Applications

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Product Description:

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Introducing our high-quality D23*H4mm external drive piezoelectric wire leaded type, designed to meet the needs of various applications. Manufactured in China, our factory specializes in producing reliable and efficient piezoelectric components.

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This easy-to-mount device operates on a 1/2 square wave drive, making installation straightforward for all users. It is an excellent choice for alarm function designs, providing audible alerts when required.

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We welcome inquiries from suppliers looking for designated terminal connectors to further customize their products. Trust our factory for top-notch piezoelectric solutions that enhance your designs and meet industry standards.

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    ⚡ Electrical Characteristics
    Part No:HYR-2304
    1 Resonance Frequency (KHz) 4.0±0.3
    2 Max Input Voltage (Vp-p) 30
    3 Capacitance at 120Hz (nF) 25,000±30% at 100Hz/1V
    4 Sound Output at 10cm (dB) Min.85 at 10cm, 5Vp-p, 4.8KHz
    5 Current Consumption (mA) ≤5 at 4.0KHz Square Wave 12Vp-p
    6 Operating Temperature (℃) -20~+70
    7 Storage Temperature (℃) -30~+80
    8 Weight (g) 0.7
    9 Housing Material Black PBT
    📐 Dimensions and Material (unit: mm)
    HYR-2304 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 (FAQ)
    Q What is the resonance frequency of the HYR-2304 piezo buzzer?
    A The resonance frequency of the HYR-2304 is 4.0±0.3 KHz, making it suitable for standard alarm and notification applications.
    Q What is the maximum input voltage for the HYR-2304?
    A The maximum input voltage is 30 Vp-p. Exceeding this voltage may cause damage to the component.
    Q What is the minimum sound output of the HYR-2304?
    A The minimum sound output is 85 dB measured at 10 cm distance, under conditions of 5 Vp-p at 4.8 KHz.
    Q What are the recommended storage conditions for the HYR-2304?
    A The product should be stored at a temperature of -10 to +40°C and a relative humidity of 15 to 85% R.H., in a stable environment away from chemicals and large temperature fluctuations.
    Q How long is the shelf life of the HYR-2304 after delivery?
    A The shelf life is six months after delivery in a sealed and unopened package. Products stored beyond six months should be carefully inspected for solderability before use.
    Q What precautions should be taken when handling the HYR-2304?
    A Avoid applying mechanical stress beyond specifications, protect the circuit from surge voltage due to shock or temperature changes, and do not pull the lead wire excessively to prevent wire breakage or detachment of the soldering point.