HONG KONG HAOCHIP TRADING CO., LIMITED

    East Electronics EFM-290EK

    Part No.:
    EFM-290EK
    Manufacturer:
    East Electronics
    Category:
    Alarms, Buzzers, and Sirens
    Package:
    Datasheet:
    HONG KONG HAOCHIP TRADING CO., LIMITEDEFM-290EK.pdf
    Description:
    BUZZER 7.5V 40MM TH
    Quantity:

    Product details

    • Specifications
    • FAQ
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    Product attributes
    Attribute value
    Manufacturer:
    East Electronics
    Series:
    -
    Packaging:
    Tray
    Product Status:
    Active
    Driver Circuitry:
    -
    Input Type:
    -
    Voltage - Rated:
    7.5 V
    Voltage Range:
    7 ~ 12V
    Frequency:
    3.6kHz
    Technology:
    -
    Operating Mode:
    Continuous
    Duration:
    -
    Sound Pressure Level (SPL):
    85dB @ 7.5V, 300cm
    Current - Supply:
    10mA
    Port Location:
    -
    Operating Temperature:
    -20°C ~ 70°C
    Approval Agency:
    -
    Ratings:
    -
    Ingress Protection:
    -
    Mounting Type:
    Through Hole
    Termination:
    PC Pins
    Size / Dimension:
    1.575" Dia (40.00mm)
    Datasheet:
    HONG KONG HAOCHIP TRADING CO., LIMITEDEFM-290EK.pdf

    1. How to order EFM-290EK on HONG KONG HAOCHIP TRADING CO., LIMITED?

    Currently, HONG KONG HAOCHIP TRADING CO., LIMITED only provide peer-to-peer order processing. While you submit the RFQ, our professional agent will contact you with the competitive prices in the global market, and our agent will prompt you to finish the order if you accept our offers.

    2. How does HONG KONG HAOCHIP TRADING CO., LIMITED guarantee that EFM-290EK is from the original manufacturer or authorized agents?

    We have a professional and experienced quality control team to strictly verify and test the EFM-290EK. All suppliers must pass our qualification reviews before they can publish their products including EFM-290EK on HONG KONG HAOCHIP TRADING CO., LIMITED; we pay more attention to the channels and quality of EFM-290EK products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.

    3. Are the EFM-290EK price and inventory displayed accurate?

    The price and inventory of EFM-290EK fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.

    4. What forms of payment are accepted?

    Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.

    Warm Tips: Some orders in certain payment forms may require handling fee.

    5. How is the shipping arranged?

    Customers can choose industry-leading freight companies, including DHL, UPS, FedEx, TNT, and Registered Mail. Shipping insurance is also available.

    Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.

    Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.

    6. What is the process for return or replacement of EFM-290EK?

    All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the EFM-290EK we delivered, we will accept the replacement or return of the EFM-290EK only when all of the below conditions are fulfilled:

    (1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

    (2)We are informed of the defect described above within 90 days after the delivery of EFM-290EK.

    (3)The PartNo is unused and only in the original unpacked packaging.

    Two processes to return the products:

    (1)Inform us within 90 days

    (2)Obtain Requesting Return Authorizations

    7.How to contact us to get technical supports, such as EFM-290EK pin diagram, EFM-290EK datasheet?

    If you need any after-sales service, please do not hesitate to contact us.

    Image EFM-250 EFM-620 EFM-290EDFL EFM-210A EFM-290EK
    Part Number EFM-250 EFM-620 EFM-290EDFL EFM-210A EFM-290EK
    Manufacturer East Electronics East Electronics East Electronics East Electronics East Electronics
    Series EFM - - - -
    Packaging Box Tray Tray Tray Tray
    Product Status Active Active Active Active Active
    Driver Circuitry Indicator, Internally Driven - - - -
    Input Type DC - - - -
    Voltage - Rated 12 V 9 V 9 V 5 V 7.5 V
    Voltage Range 6 ~ 16V 3 ~ 20V 6 ~ 12V 1 ~ 12V 7 ~ 12V
    Frequency 4kHz 3.2kHz 3.2kHz 4kHz 3.6kHz
    Technology Piezo - - - -
    Operating Mode Single Tone Continuous Continuous Continuous Continuous
    Duration - - - - -
    Sound Pressure Level (SPL) 85dB @ 12V, 10cm 90dB @ 7.5V, 300cm 85dB @ 9V, 300cm 83dB @ 5V, 10cm 85dB @ 7.5V, 300cm
    Current - Supply 8mA 50mA 20mA 20mA 10mA
    Port Location Top - - - -
    Operating Temperature -40°C ~ 85°C -20°C ~ 60°C -30°C ~ 85°C -20°C ~ 70°C -20°C ~ 70°C
    Approval Agency - - - - -
    Ratings - - - - -
    Ingress Protection - - - - -
    Mounting Type Through Hole Through Hole Wire Lead Through Hole Through Hole
    Termination PC Pins PC Pins Wire Leads PC Pins PC Pins
    Size / Dimension 0.555" Dia (14.10mm) 1.575" Dia (40.00mm) 1.567" Dia (39.80mm) 0.606" Dia (15.40mm) 1.575" Dia (40.00mm)
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