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SFM-120-01-S-S-A

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WSFM 20-Position 1.27mm Board-to-Board Connectors: Replacement for SAMTEC SFM-120-01-S-S-A

SFM-120-01-S-S-A
Board-to-Board Connectors
SFM-120-01-S-S-A
Mfr. Part No. : WSFM-220H01SSA
Standalone or 100% Samtec-Compatible. Identical Specs. Plug & Play.
Compatible model for SFM-120-01-S-S-A is WSFM-220H01SSA. Tiger Eye™ SFM series 1.27mm pitch 1-row connector, 20 pins total. Connector Type: Receptacle, Contact Type: Female Socket, Style: Board to Board or Cable, Number of Positions: 20, Number of Positions Loaded: All, Pitch - Mating: 0.050" (1.27mm), Number of Rows: 1, Row Spacing - Mating: -, 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
🏷 20 pin connector
Connector Series: WSFM
Number of Pins: 20
Connector Pitch: 1.27mm
Rows: 1
$8.49 $3.81
In Stock (6064)

Typical lead time: contact for quote Packaging: Reel

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-S-A Datasheet Download PDF
SFM-120-01-S-S-A 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-S-A SFM-120-01-S-D SFM-120-01-L-D-LC SFM-120-01-L-S
Connector Type Header Header Terminal Header
Connector Series WSFM WSFM WSFM WSFM
Connector Pitch 1.27mm 1.27mm 1.27mm 1.27mm
Rows 1 2 2 1
Number of Pins 20 40 40 20
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 Blue + Au-plated (3μin) Green + Au-plated (15μin) Black White + Ni-plated then Au-plated
Rated Voltage (VAC/VDC) 400 200 20 125
Rated Current per Contact (Max.) (A) 1～2A 5～10A Other 3～5A
Plating Gold Plating (Au) Gold Plating (Au) Gold Plating (Au) Gold Plating (Au)
Plating Thickness 30μin（0.76μm） 15μin（0.381μm） 30μin（0.76μm） 30μin（0.76μm）
Packaging Reel Multi-Layer Reel Reel Rigid Tray with Mylar Film
Insulation Diameter (mm) 1.78 1.00 0.97 1.42
Wire Gauge (AWG) 24～28 20 18 20～22
Operating Temperature -55℃～125℃ -55℃～125℃ -55℃～125℃ -55℃～125℃
Number of Circuits 20 40 Other 20
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 1
Number of Pins 20
Terminal Interface Through-Hole, Vertical (DIP)
Orientation Vertical
Material / Metal Other
Color Blue + Au-plated (3μin)
Rated Voltage (VAC/VDC) 400
Rated Current per Contact (Max.) (A) 1～2A
Plating Gold Plating (Au)
Plating Thickness 30μin（0.76μm）
Packaging Reel
Insulation Diameter (mm) 1.78
Wire Gauge (AWG) 24～28
Operating Temperature -55℃～125℃
Number of Circuits 20
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-S-A has a pitch of 1.27mm and 20 pins. Current availability: 6064. 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-S-A connector and FFSD-13-D-07.00-01-N in terms of Termination, Orientation, and Current (Max)?

    Hi, for SFM-120-01-S-S-A and FFSD-13-D-07.00-01-N, Current (Max) is the same (1～2A). The main differences are in Termination and Orientation: SFM-120-01-S-S-A has Termination is Through-Hole, Vertical (DIP), Orientation is Vertical; while FFSD-13-D-07.00-01-N has Termination is Other, Orientation is Other. Choose based on termination process and material requirements. Contact online support for a deeper parameter comparison.
    Asked: 2026-09-29 05:30:58 Answered: 2026-09-29 05:30:58

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

    Hi, the SFM-120-01-S-S-A connector is a Female connector. For mating use, this series pairs with TFM. Recommended mating TFM part numbers include: TFM-107-04-S-D-A, TFM-105-04-L-D-DH-A, TFM-107-02-S-D-A-K-TR, TFM-108-01-L-D-A-K-TR, TFM-105-01-L-D-DH-A, TFM-105-05-L-D-DP-A-K-TR, TFM-105-02-S-D-A-K-TR, TFM-105-02-S-D-DH-A. You can search these part numbers on this site for full specs and availability.
    Asked: 2026-09-29 05:30:57 Answered: 2026-09-29 05:30:57
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