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M20-9994045 is listed in the Headers, Male Pins range at ChipApex. The manufacturer field lists Harwin Inc.. Its product description is CONN HEADER VERT 40POS 2.54MM. Review the specifications below when checking this part for your BOM.
The Harwin M20-9994045 is a single-row pin header from the M20 series, designed for board-to-board and wire-to-board connections. It features 40 positions with a 2.54 mm pitch and utilizes through-hole solder termination. The connector employs male pin contacts with gold plating housed in a black nylon body. It operates within a temperature range of -40°C to +105°C and carries a current rating of 3A per contact.
Verify the specific contact plating specification against official datasheets, as conflicting data exists between tin and gold options for this part number. Confirm RoHS compliance status directly with the manufacturer or authorized distributors before finalizing procurement decisions.
Select this component when a single-row, horizontal pin header with gold-plated contacts is required. Ensure the design accommodates the 2.54 mm pitch and through-hole mounting style. Verify that the 3A current rating and operating temperature range meet the application requirements.
This component belongs to the M20 series of connectors manufactured by Harwin. The series offers various configurations including different row counts, pitches, and contact materials. The M20-9994045 specifically represents a 40-position single-row variant within this broader product family.
M20-9994046 serves as a vertical alternative within the same series but differs in orientation and contact plating specifications.
Explore related parts through Rectangular Connectors, Connectors, Interconnects, all product categories, ChipApex homepage.

M20-9994045 is listed in the Headers, Male Pins range at ChipApex. The manufacturer field lists Harwin Inc.. Its product description is CONN HEADER VERT…
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M20-9994045 is listed in the Headers, Male Pins range at ChipApex. The manufacturer field lists Harwin Inc.. Its product description is CONN HEADER VERT…
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M20-9994045 is listed in the Headers, Male Pins range at ChipApex. The manufacturer field lists Harwin Inc.. Its product description is CONN HEADER VERT…
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