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SEAM-10-02.0-L-04-2-A

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WSEAM 40-Position 1.27mm Board-to-Board Connectors: Replacement for SAMTEC SEAM-10-02.0-L-04-2-A

SEAM-10-02.0-L-04-2-A
Board-to-Board Connectors
SEAM-10-02.0-L-04-2-A
Mfr. Part No. : WSEAM-4X10H02.0L042A
Standalone or 100% Samtec-Compatible. Identical Specs. Plug & Play.
The compatible model of SEAM-10-02.0-L-04-2-A is WSEAM-4X10H02.0L042A. SEAF-10-06.5-L/S-04-2-A-K-TR is a high-speed connector female socket with 4 rows and 40 pins, combined heights of 8.5 mm and 10 mm, and this board-to-board connector features heat and cold
🏷 40 pin connector General‑purpose connector manufacturers High‑precision board‑to‑board connectors
Connector Series: WSEAM
Number of Pins: 40
Connector Pitch: 1.27mm
Rows: 4
$4.8 $4.5
In Stock (2441)

Typical lead time: contact for quote Packaging: Reel

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Documentation View all

Download connector datasheets. PDFs include product overview, features, pin definitions, pinout diagrams, and technical specifications.

EN Worldpo Product Catalog & Specifications Size: 3 MB Download PDF
SEAM-10-02.0-L-04-2-A Specification Comparison

Specification comparison is for reference only. For detailed drawings, datasheets, or custom specs, email us at connector@worldpo.com.

Part Number SEAM-10-02.0-L-04-2-A SEAM-10-02.0-S-04-2-A SEAM-10-03.5-L-04-2-A SEAM-10-03.5-S-04-2-A
Connector Type Terminal Terminal Terminal Terminal
Connector Series WSEAM WSEAM WSEAM WSEAM
Connector Pitch 1.27mm 1.27mm 1.27mm 1.27mm
Rows 4 4 4 4
Number of Pins 40 40 40 40
Terminal Interface Surface Mount (SMD) Surface Mount (SMD) Surface Mount (SMD) Surface Mount (SMD)
Orientation Vertical Vertical Vertical Vertical
Material / Metal High Copper Alloy (for pins/contacts) High Copper Alloy (for pins/contacts) High Copper Alloy (for pins/contacts) High Copper Alloy (for pins/contacts)
Color Black Black Black Black
Rated Voltage (VAC/VDC) 300 300 300 300
Rated Current per Contact (Max.) (A) 2～3A 2～3A 2～3A 2～3A
Plating Gold Plating (Au) Gold Plating (Au) Gold Plating (Au) Gold Plating (Au)
Plating Thickness 30μin（0.76μm） 30μin（0.76μm） 30μin（0.76μm） 30μin（0.76μm）
Packaging Reel Reel Reel Reel
Insulation Diameter (mm) 3.90 3.90 3.90 3.90
Wire Gauge (AWG) 22 22 22 22
Operating Temperature -55℃～125℃ -55℃～125℃ -55℃～125℃ -55℃～125℃
Number of Circuits 280 280 280 280
Basic Information

* "The parameters listed are for reference only. For detailed specifications and design drawings, please contact our online technical support team."

Category Board-to-Board Connectors
Connector Type Terminal
Connector Series WSEAM
Connector Pitch 1.27mm
Rows 4
Number of Pins 40
Terminal Interface Surface Mount (SMD)
Orientation Vertical
Material / Metal High Copper Alloy (for pins/contacts)
Color Black
Rated Voltage (VAC/VDC) 300
Rated Current per Contact (Max.) (A) 2～3A
Plating Gold Plating (Au)
Plating Thickness 30μin（0.76μm）
Packaging Reel
Insulation Diameter (mm) 3.90
Wire Gauge (AWG) 22
Operating Temperature -55℃～125℃
Number of Circuits 280
Product FAQ

Have a Question?

Our technical team typically replies within 1 business day.

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Frequently Asked Questions

3 questions

  • Q: What is the pitch and pin count of this connector? Is it in stock?

    This WSEAM series part SEAM-10-02.0-L-04-2-A has a pitch of 1.27mm and 40 pins. Current availability: 2441. For datasheets and drawings, please contact our technical team or use the form above.

  • Q: Hi, is the SEAM-10-02.0-L-04-2-A connector male or female, and which mating connector part numbers can be used with it?

    Hi, the SEAM-10-02.0-L-04-2-A connector is a Male connector. For mating use, this series pairs with SEAF. Recommended mating SEAF part numbers include: SEAF-20-02.0-L-06-2-RA-K-TR, SEAF-20-01-L-08-2-RA-A-K, SEAF-20-03.0-L-08-2-RA-A-K-TR, SEAF-20-01-L-10-2-RA-GP-K-TR, SEAF-20-01-L-06-2-RA-K-TR, SEAF-20-03.0-L-04-2-A-A, SEAF-20-02.0-L-04-2-RA-A-K, SEAF-20-01-L-06-2-RA-A. You can search these part numbers on this site for full specs and availability.
    Asked: 2026-08-13 17:32:38 Answered: 2026-08-13 17:32:38

  • Q: Hi, what are the differences between the SEAM-10-02.0-L-04-2-A connector and SEAM-40-02.0-L-04-2-A in terms of Termination, Orientation, and Type?

    Hi, SEAM-10-02.0-L-04-2-A and SEAM-40-02.0-L-04-2-A are identical in Termination, Orientation, and Type, with values of Surface Mount (SMD), Vertical, Terminal respectively. Even with these matching core parameters, the two products may still differ in series, pitch, or other specs — we recommend reviewing the full datasheet for final selection. Feel free to contact online support if you have questions.
    Asked: 2026-08-13 17:32:00 Answered: 2026-08-13 17:32:00
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