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SFM-120-01-S-D-A-N

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WSFM 40-Position 1.27mm Board-to-Board Connectors: Replacement for SAMTEC SFM-120-01-S-D-A-N

SFM-120-01-S-D-A-N
Board-to-Board Connectors
SFM-120-01-S-D-A-N
Mfr. Part No. : WSFM-220H01SDAN
Standalone or 100% Samtec-Compatible. Identical Specs. Plug & Play.
Compatible model for SFM-120-01-S-D-A-N is WSFM-220H01SDAN. Tiger Eye™ SFM series 1.27mm pitch 2-row connector, 40 pins total. Connector Type: Receptacle, Contact Type: Female Socket, Style: Board to Board or Cable, Number of Positions: 40, Number of Positions Loaded: All, Pitch - Mating: 0.050" (1.27mm), Number of Rows: 2, Row Spacing - Mating: 0.050" (1.27mm), Mounting Type: Through Hole, Termination: Solder, Fastening Type: Push-Pull, Contact Finish - Mating: Gold, Contact Finish Thickness - Mating: 30.0µin (0.76µm), Insulation Color: Black, Insulation Height: 0.180" (4.57mm), Contact Length - Post: 0.120" (3.05mm), Operating Temperature: -55°C ~ 125°C, Material Flammability Rating: UL94 V-0, Contact Finish - Post: Tin, Mated Stacking Heights: 6.02mm, 6.17mm, 7.80mm, 7.95mm, 9.58mm, 9.73mm, 11.48mm, 11.63mm, Ingress Protection: -, Features: Board Guide, Current Rating (Amps): 3.2A per Contact, Voltage Rating: 250VAC
🏷 40 pin connector
Connector Series: WSFM
Number of Pins: 40
Connector Pitch: 1.27mm
Rows: 2
$9.04 $4.47
In Stock (6114)

Typical lead time: contact for quote Packaging: Bag

Datasheet Drawing Request a Quote
Documentation View all

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

WSFM Series Drawings Size: 1 MB Download PDF SFM-120-01-S-D-A-N Datasheet Download PDF
SFM-120-01-S-D-A-N Specification Comparison

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

Part Number SFM-120-01-S-D-A-N SFM-120-01-S-D-A SFM-120-01-L-D-A SFM-120-01-S-D-K-TR
Connector Type Header Header Terminal Header
Connector Series WSFM WSFM WSFM WSFM
Connector Pitch 1.27mm 1.27mm 1.27mm 1.27mm
Rows 2 2 2 2
Number of Pins 40 40 40 40
Terminal Interface Through-Hole, Vertical (DIP) Through-Hole, Vertical (DIP) Surface Mount (SMD) Through-Hole, Vertical (DIP)
Orientation Vertical Vertical Vertical Vertical
Material / Metal Other Other High Copper Alloy (for pins/contacts) Other
Color Green Gray + Ni-plated then Sn-plated Black Red + Au-plated (10μin)
Rated Voltage (VAC/VDC) 20 1400 20 400
Rated Current per Contact (Max.) (A) 0.5～1A 0.2～0.5A Other 3～5A
Plating Gold Plating (Au) Gold Plating (Au) Gold Plating (Au) Gold Plating (Au)
Plating Thickness 15μin（0.381μm） 50μin（1.27μm） 10μin（0.254μm） 100μin（2.54μm）
Packaging Bag Reel with Cover Reel Tray with Cover
Insulation Diameter (mm) 0.63 0.80 0.97 0.60
Wire Gauge (AWG) 26 14～18 18 14
Operating Temperature -55℃～125℃ -55℃～125℃ -55℃～125℃ -55℃～125℃
Number of Circuits 40 40 Other 40
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 Header
Connector Series WSFM
Connector Pitch 1.27mm
Rows 2
Number of Pins 40
Terminal Interface Through-Hole, Vertical (DIP)
Orientation Vertical
Material / Metal Other
Color Green
Rated Voltage (VAC/VDC) 20
Rated Current per Contact (Max.) (A) 0.5～1A
Plating Gold Plating (Au)
Plating Thickness 15μin（0.381μm）
Packaging Bag
Insulation Diameter (mm) 0.63
Wire Gauge (AWG) 26
Operating Temperature -55℃～125℃
Number of Circuits 40
Product FAQ

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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 WSFM series part SFM-120-01-S-D-A-N has a pitch of 1.27mm and 40 pins. Current availability: 6114. For datasheets and drawings, please contact our technical team or use the form above.

  • Q: Hi, what are the differences between the SFM-120-01-S-D-A-N connector and TFM-105-01-L-D-LC in terms of Connector Pitch, Rows, and Wire Gauge (AWG)?

    Hi, for SFM-120-01-S-D-A-N and TFM-105-01-L-D-LC, Connector Pitch and Rows are the same (1.27mm, 2). The main differences are in Wire Gauge (AWG): SFM-120-01-S-D-A-N has Wire Gauge (AWG) is 26; while TFM-105-01-L-D-LC has Wire Gauge (AWG) is 14. Choose based on termination process and material requirements. Contact online support for a deeper parameter comparison.
    Asked: 2026-09-30 05:30:50 Answered: 2026-09-30 05:30:50

  • Q: Hi, is the SFM-120-01-S-D-A-N connector male or female, and which mating connector part numbers can be used with it?

    Hi, the SFM-120-01-S-D-A-N connector is a Female connector. For mating use, this series pairs with TFM. Recommended mating TFM part numbers include: TFM-107-03-S-D-DH-A, TFM-105-01-S-D-DH-A-TR, TFM-107-02-S-D-LC, TFM-107-01-S-D-A, TFM-105-01-L-D-DH-A-TR, TFM-105-01-S-D-LC-K-TR, TFM-108-01-L-D-LC, TFM-107-04-S-D-A. You can search these part numbers on this site for full specs and availability.
    Asked: 2026-09-30 05:30:49 Answered: 2026-09-30 05:30:49
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