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SFM-120-02-F-D-K-TR

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WSFM 40-Position 1.27mm Board-to-Board Connectors: Replacement for SAMTEC SFM-120-02-F-D-K-TR

SFM-120-02-F-D-K-TR
Board-to-Board Connectors
SFM-120-02-F-D-K-TR
Mfr. Part No. : WSFM-220H02FDKTR
Standalone or 100% Samtec-Compatible. Identical Specs. Plug & Play.
Compatible model for SFM-120-02-F-D-K-TR is WSFM-220H02FDKTR. 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: Surface Mount, Termination: Solder, Fastening Type: Push-Pull, Contact Finish - Mating: Gold, Contact Finish Thickness - Mating: 3.00µin (0.076µm), Insulation Color: Black, Insulation Height: 0.185" (4.70mm), Contact Length - Post: -, Operating Temperature: -55°C ~ 125°C, Material Flammability Rating: UL94 V-0, Contact Finish - Post: Tin, Mated Stacking Heights: 6.15mm, 6.30mm, 7.92mm, 8.08mm, 9.70mm, 9.86mm, 11.61mm, 11.76mm, Ingress Protection: -, Features: Pick and Place, 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
$7.52 $2.53
In Stock (9133)

Typical lead time: contact for quote Packaging: Multi-Layer 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-120-02-F-D-K-TR Datasheet Download PDF
SFM-120-02-F-D-K-TR Specification Comparison

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

Part Number SFM-120-02-F-D-K-TR SFM-120-02-L-D-LC SFM-120-02-F-D-A-K SFM-120-02-L-D-A-K
Connector Type Header Terminal Header 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 Surface Mount (SMD) Surface Mount (SMD) Surface Mount (SMD) Surface Mount (SMD)
Orientation Vertical Vertical Vertical Vertical
Material / Metal Other High Copper Alloy (for pins/contacts) Other Other
Color Blue + Au-plated (5μin) Black Green + Au-plated (15μin) Green + Ni-plated then Au-plated
Rated Voltage (VAC/VDC) 240 20 5 380
Rated Current per Contact (Max.) (A) 0.2～0.5A 2～3A 2～3A 1～2A
Plating Gold Plating (Au) Gold Plating (Au) Gold Plating (Au) Gold Plating (Au)
Plating Thickness 1μin（0.025μm） 30μin（0.76μm） 4μin（0.102μm） 2μin（0.051μm）
Packaging Multi-Layer Reel Reel Tray with Cover Bag
Insulation Diameter (mm) 2.39 Other 0.60 3.10
Wire Gauge (AWG) 16～20 Other 18 AWG Dual Wall 34
Operating Temperature -55℃～125℃ -55℃～125℃ -55℃～125℃ -55℃～125℃
Number of Circuits 40 51 40 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 Surface Mount (SMD)
Orientation Vertical
Material / Metal Other
Color Blue + Au-plated (5μin)
Rated Voltage (VAC/VDC) 240
Rated Current per Contact (Max.) (A) 0.2～0.5A
Plating Gold Plating (Au)
Plating Thickness 1μin（0.025μm）
Packaging Multi-Layer Reel
Insulation Diameter (mm) 2.39
Wire Gauge (AWG) 16～20
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-120-02-F-D-K-TR has a pitch of 1.27mm and 40 pins. Current availability: 9133. For datasheets and drawings, please contact our technical team or use the form above.

  • Q: Hi, what are the differences between the SFM-120-02-F-D-K-TR connector and TFM-105-01-L-D-A in terms of Wire Gauge (AWG), Orientation, and Termination?

    Hi, for SFM-120-02-F-D-K-TR and TFM-105-01-L-D-A, Orientation and Termination are the same (Vertical, Surface Mount (SMD)). The main differences are in Wire Gauge (AWG): SFM-120-02-F-D-K-TR has Wire Gauge (AWG) is 16～20; while TFM-105-01-L-D-A has Wire Gauge (AWG) is 28～32. 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-120-02-F-D-K-TR connector male or female, and which mating connector part numbers can be used with it?

    Hi, the SFM-120-02-F-D-K-TR connector is a Female connector. For mating use, this series pairs with TFM. Recommended mating TFM part numbers include: TFM-105-04-L-D-DP-A, TFM-107-04-L-D-A-K-TR, TFM-105-05-S-D-DP-A, TFM-107-02-S-D-DP-A-K-TR, TFM-107-03-S-D-A-K-TR, TFM-108-03-L-D-LC, TFM-105-05-S-D-DH-A-TR, TFM-108-02-S-D-A-K-TR. 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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