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    SENICO ELECTRONICS INTL CO., LIMITED

    Cosmo Ferrites Ltd. CF139 RM5

    Part No.:
    CF139 RM5
    Manufacturer:
    Cosmo Ferrites Ltd.
    Category:
    Ferrite Cores
    Package:
    Datasheet:
    SENICO ELECTRONICS INTL CO., LIMITEDCF139 RM5.pdf
    Description:
    COSMO INDIA RM CORES MN-ZN
    Quantity:

    Unit Price:$0

    Ext Price:$0

    Payment:
    Payment
    Shipping:
    Shipping

    Inventory:500

    Send us your inquiry,we will respond immediately.

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    In Stock:500

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    Product details

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    Attributes
    Property Value
    Manufacturer:
    Cosmo Ferrites Ltd.
    Series:
    -
    Packaging:
    Bulk
    Product Status:
    Active
    Core Type:
    RM
    Supplier Device Package:
    RM 5
    Material:
    K1
    Diameter:
    -
    Inductance Factor (Al):
    40 nH
    Tolerance:
    ±3%
    Gap:
    Gapped
    Effective Permeability (µe):
    -
    Initial Permeability (µi):
    80
    Core Factor (ΣI/A) mm⁻¹:
    1.0
    Effective Length (le) mm:
    20.8
    Effective Area (Ae) mm²:
    20.8
    Minimum Core Cross Section (Amin) mm²:
    -
    Effective Magnetic Volume (Ve) mm³:
    433.0
    Finish:
    Uncoated
    Height:
    0.207" (5.25mm)
    Length:
    0.575" (14.60mm)
    Width:
    0.268" (6.80mm)
    Category:
    Ferrite Cores

    1. How can I order CF139 RM5 from SENICO ELECTRONICS INTL CO., LIMITED?

    Use the RFQ form to send the exact part number, required quantity and any packaging, date-code or delivery requirements. Review the written quotation and confirm the order terms before purchasing. If online purchasing is available for this item, check the displayed quantity and price before proceeding to checkout.

    2. What sourcing and quality information should I confirm for CF139 RM5?

    Ask which source and traceability documents are available for the offered lot, and specify any inspection or testing requirements in your RFQ. Confirm the agreed evidence and acceptance criteria in writing before ordering; a product listing alone does not establish manufacturer authorization or lot-specific test results.

    3. How should I confirm the price and availability of CF139 RM5?

    Price and available quantity can change. Check the quantity tier and currency of any displayed price, and confirm the current quantity, unit price, lead time and quotation validity before placing an order. An RFQ or Negotiable listing requires a quotation rather than indicating a fixed selling price.

    4. What payment terms apply to my order?

    Confirm the accepted payment method, payment currency and any handling fees in the quotation or order confirmation. Verify the payment instructions with your sales contact before sending payment.

    5. How should I arrange shipping?

    Provide the delivery destination when requesting a quotation. Confirm the available shipping method, freight charges, estimated dispatch date and delivery terms before ordering. Request the shipment tracking details from your sales contact when they are available.

    6. How can I request a return or replacement of CF139 RM5?

    Contact your sales representative with the order number, part number, quantity and a description of the issue, including photographs where relevant. Check the applicable return conditions and time limits for your order, and obtain return authorization and shipping instructions before sending any goods back.

    7. How can I request the datasheet or technical information for CF139 RM5?

    Use the datasheet link on the product page when available, or contact us with the exact manufacturer and part number. Check the manufacturer's current datasheet and package documentation for electrical limits, pin assignments and application requirements before design-in.

    Image CF139 RM5 by Cosmo Ferrites Ltd., SENICO Electronics
    Part Number CF139 RM5
    Manufacturer Cosmo Ferrites Ltd.
    Series -
    Packaging Bulk
    Product Status Active
    Core Type RM
    Supplier Device Package RM 5
    Material K1
    Diameter -
    Inductance Factor (Al) 40 nH
    Tolerance ±3%
    Gap Gapped
    Effective Permeability (µe) -
    Initial Permeability (µi) 80
    Core Factor (ΣI/A) mm⁻¹ 1.0
    Effective Length (le) mm 20.8
    Effective Area (Ae) mm² 20.8
    Minimum Core Cross Section (Amin) mm² -
    Effective Magnetic Volume (Ve) mm³ 433.0
    Finish Uncoated
    Height 0.207" (5.25mm)
    Length 0.575" (14.60mm)
    Width 0.268" (6.80mm)

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