SOLC-125-02-S-Q-A-K

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WSOLC 100-Position 1.27mm Board-to-Board Connectors: Replacement for SAMTEC SOLC-125-02-S-Q-A-K

Board-to-Board Connectors
SOLC-125-02-S-Q-A-K
Mfr. Part No. : WSOLC-4X25H02SQAK
Standalone or 100% Samtec-Compatible. Identical Specs. Plug & Play.
Compatible model for SOLC-125-02-S-Q-A-K is WSOLC-4X25H02SQAK. FOURRAY™ SOLC series 1.27mm pitch 4-row connector, 100 pins total. Connector Type: Receptacle, Contact Type: Forked, Style: Board to Board, Number of Positions: 100, Number of Positions Loaded: All, Pitch - Mating: 0.050" (1.27mm), Number of Rows: 4, 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: 30.0µin (0.76µm), Insulation Color: Black, Insulation Height: 0.160" (4.06mm), Contact Length - Post: -, Operating Temperature: -55°C ~ 125°C, Material Flammability Rating: UL94 V-0, Contact Finish - Post: Gold, Mated Stacking Heights: -, Ingress Protection: -, Features: Board Guide, Pick and Place, Current Rating (Amps): 2.4A per Contact, Voltage Rating: -
Connector Series: WSOLC
Number of Pins: 100
Connector Pitch: 1.27mm
Rows: 4
$65.65 $60.69
In Stock (1675)

Typical lead time: contact for quote Packaging: Tube

Documentation View all

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

SOLC-125-02-S-Q-A-K Specification Comparison

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

Part Number SOLC-125-02-S-Q-A-K SOLC-125-02-S-Q-A-P-TR SOLC-125-02-S-Q-LC SOLC-125-02-L-Q-LC
Connector Type Header Header Header Terminal
Connector Series WSOLC WSOLC WSOLC WSOLC
Connector Pitch 1.27mm 1.27mm 1.27mm 1.27mm
Rows 4 4 4 4
Number of Pins 100 100 100 100
Terminal Interface Surface Mount (SMD) Surface Mount (SMD) Surface Mount (SMD) Through-Hole, Vertical (DIP)
Orientation Vertical Vertical Vertical Vertical
Material / Metal Other Other Other Phosphor Bronze
Color Magenta Tomato Red Blue + Ni-plated then Au-plated Blue + Au-plated (10μin)
Rated Voltage (VAC/VDC) 125 250 20 25
Rated Current per Contact (Max.) (A) 0.5~1A 1~2A 3~5A 30~50A
Plating Gold Plating (Au) Gold Plating (Au) Gold Plating (Au) Silver Plating
Plating Thickness 30μin(0.76μm) 4μin(0.102μm) 30μin(0.76μm) 8μin(0.203μm)
Packaging Tube Tray with Mylar Film Rigid Tray with Cover Tape and Reel
Insulation Diameter (mm) 2.85 3.75 3.05 1.80
Wire Gauge (AWG) 14 26~32 12 16
Operating Temperature -55℃~125℃ -55℃~125℃ -55℃~125℃ -55℃~125℃
Number of Circuits 100 100 100 78
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 WSOLC
Connector Pitch 1.27mm
Rows 4
Number of Pins 100
Terminal Interface Surface Mount (SMD)
Orientation Vertical
Material / Metal Other
Color Magenta
Rated Voltage (VAC/VDC) 125
Rated Current per Contact (Max.) (A) 0.5~1A
Plating Gold Plating (Au)
Plating Thickness 30μin(0.76μm)
Packaging Tube
Insulation Diameter (mm) 2.85
Wire Gauge (AWG) 14
Operating Temperature -55℃~125℃
Number of Circuits 100
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 WSOLC series part SOLC-125-02-S-Q-A-K has a pitch of 1.27mm and 100 pins. Current availability: 1675. For datasheets and drawings, please contact our technical team or use the form above.
  • Q: Hi, what are the differences between the SOLC-125-02-S-Q-A-K connector and SOLC-115-02-L-Q-LC-K in terms of Connector Pitch, Operating Temperature, and Orientation?

    Hi, SOLC-125-02-S-Q-A-K and SOLC-115-02-L-Q-LC-K are identical in Connector Pitch, Operating Temperature, and Orientation, with values of 1.27mm, -55℃~125℃, Vertical 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: 2026-09-30 05:30:50 Answered: 2026-09-30 05:30:50
  • Q: Hi, is the SOLC-125-02-S-Q-A-K connector male or female, and which mating connector part numbers can be used with it?

    Hi, the SOLC-125-02-S-Q-A-K connector is a Female connector. For mating use, this series pairs with TOLC. Recommended mating TOLC part numbers include: TOLC-110-12-S-Q-K-TR, TOLC-105-12-L-Q-K-TR, TOLC-105-12-L-Q-LC, TOLC-105-32-S-Q-LC, TOLC-120-02-F-Q, TOLC-115-02-F-Q-LC, TOLC-120-22-L-Q-LC, TOLC-120-22-L-Q. 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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