SOLC-125-02-L-Q-A-TR

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

Board-to-Board Connectors
SOLC-125-02-L-Q-A-TR
Mfr. Part No. : WSOLC-4X25H02LQATR
Standalone or 100% Samtec-Compatible. Identical Specs. Plug & Play.
Compatible model for SOLC-125-02-L-Q-A-TR is WSOLC-4X25H02LQATR. 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: 10.0µin (0.25µm), 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, Current Rating (Amps): 2.4A per Contact, Voltage Rating: -
Connector Series: WSOLC
Number of Pins: 100
Connector Pitch: 1.27mm
Rows: 4
$13.29 $9.09
In Stock (1070)

Typical lead time: contact for quote Packaging: Tray with Cover

Documentation View all

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

SOLC-125-02-L-Q-A-TR 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-L-Q-A-TR SOLC-125-02-S-Q-A-P SOLC-125-02-L-Q-LC SOLC-125-02-STL-Q-K-TR
Connector Type Header Header Terminal Header
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) Through-Hole, Vertical (DIP) Surface Mount (SMD)
Orientation Vertical Vertical Vertical Vertical
Material / Metal Other Other Phosphor Bronze Other
Color Dark Gray Red + Au-plated (3μin) Blue + Au-plated (10μin) Brick Red
Rated Voltage (VAC/VDC) 380 5 25 250
Rated Current per Contact (Max.) (A) 0.5~1A 5~10A 30~50A 10~30A
Plating Gold Plating (Au) Gold Plating (Au) Silver Plating Gold Plating (Au)
Plating Thickness 100μin(2.54μm) 2μin(0.051μm) 8μin(0.203μm) 50μin(1.27μm)
Packaging Tray with Cover Tape and Reel Tape and Reel Tray
Insulation Diameter (mm) 2.78 1.45 1.80 1.20~1.60
Wire Gauge (AWG) 18~20 AWG Dual Wall FFC (Flexible Flat Cable) 16 22
Operating Temperature -55℃~125℃ -55℃~125℃ -55℃~125℃ -55℃~125℃
Number of Circuits 100 100 78 100
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 Dark Gray
Rated Voltage (VAC/VDC) 380
Rated Current per Contact (Max.) (A) 0.5~1A
Plating Gold Plating (Au)
Plating Thickness 100μin(2.54μm)
Packaging Tray with Cover
Insulation Diameter (mm) 2.78
Wire Gauge (AWG) 18~20 AWG Dual Wall
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-L-Q-A-TR has a pitch of 1.27mm and 100 pins. Current availability: 1070. 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-L-Q-A-TR connector and TOLC-125-02-L-Q in terms of Type, Current (Max), and Contact Material?

    Hi, for SOLC-125-02-L-Q-A-TR and TOLC-125-02-L-Q, Type is the same (Header). The main differences are in Current (Max) and Contact Material: SOLC-125-02-L-Q-A-TR has Current (Max) is 0.5~1A, Contact Material is Other; while TOLC-125-02-L-Q has Current (Max) is 10~30A, Contact Material is Phosphor Bronze. 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 SOLC-125-02-L-Q-A-TR connector male or female, and which mating connector part numbers can be used with it?

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