Name: TOLC-120-22-L-Q-A-K
Brand: WORLDPO
SKU: TOLC-120-22-L-Q-A-K
Price: 10.65 USD
Availability: InStock

Board-to-Board Connectors

TOLC-120-22-L-Q-A-K

Mfr. Part No. : WTOLC-4X20H22LQAK

Standalone or 100% Samtec-Compatible. Identical Specs. Plug & Play.

Compatible model for TOLC-120-22-L-Q-A-K is WTOLC-4X20H22LQAK. FOURRAY™ TOLC series 1.27mm pitch 4-row connector, 80 pins total. Connector Type: Header, Elevated, Contact Type: Male Pin, Pitch - Mating: 0.050" (1.27mm), Number of Positions: 80, Number of Rows: 4, Row Spacing - Mating: 0.050" (1.27mm), Number of Positions Loaded: All, Style: Board to Board, Shrouding: Shrouded - 4 Wall, Mounting Type: Surface Mount, Termination: Solder, Fastening Type: Push-Pull, Contact Length - Mating: 0.100" (2.54mm), Contact Length - Post: -, Overall Contact Length: -, Insulation Height: 0.364" (9.25mm), Contact Shape: Square, Contact Finish - Mating: Gold, Contact Finish Thickness - Mating: 10.0µin (0.25µm), Contact Finish - Post: Gold, Contact Material: Phosphor Bronze, Insulation Material: Liquid Crystal Polymer (LCP), Features: Board Guide, Pick and Place, Operating Temperature: -55°C ~ 125°C, Ingress Protection: -, Material Flammability Rating: UL94 V-0, Insulation Color: Black, Current Rating (Amps): 2.4A per Contact, Voltage Rating: -

🏷 80 pin connector

Connector Series: WTOLC

Number of Pins: 80

Connector Pitch: 1.27mm

Rows: 4

$14.08 $10.65

In Stock (7363)

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

Datasheet Request a Quote

Documentation View all

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

TOLC-120-22-L-Q-A-K Datasheet Download PDF

TOLC-120-22-L-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	TOLC-120-22-L-Q-A-K	TOLC-120-22-S-Q-LC-K-TR	TOLC-120-22-F-Q-A-K	TOLC-120-22-S-Q-A
Connector Type	Header	Header	Header	Terminal
Connector Series	WTOLC	WTOLC	WTOLC	WTOLC
Connector Pitch	1.27mm	1.27mm	1.27mm	1.27mm
Rows	4	4	4	4
Number of Pins	80	80	80	80
Terminal Interface	Surface Mount (SMD)	Surface Mount (SMD)	Surface Mount (SMD)	Surface Mount (SMD)
Orientation	Vertical	Vertical	Vertical	Vertical
Material / Metal	Phosphor Bronze	Phosphor Bronze	Phosphor Bronze	Phosphor Bronze
Color	Black + Ni-plated then Sn-plated	Gray + Ni-plated then Sn-plated	Ivory	Deep Pink
Rated Voltage (VAC/VDC)	32	30	450	400
Rated Current per Contact (Max.) (A)	1～2A	0.5～1A	0.2～0.5A	3～5A
Plating	Gold Plating (Au)	Gold Plating (Au)	Gold Plating (Au)	Tin Plating (Sn)
Plating Thickness	30μin（0.76μm）	50μin（1.27μm）	2μin（0.051μm）	30μin（0.76μm）
Packaging	Tray with Cover	Tape and Reel	Tray with Mylar Film	Tape and Reel
Insulation Diameter (mm)	4.35	0.80～1.40	1.00	0.80
Wire Gauge (AWG)	10～12	26～28	14～20	24～30
Operating Temperature	-55℃～125℃	-55℃～125℃	-55℃～125℃	-55℃～125℃
Number of Circuits	80	80	80	104

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	WTOLC
Connector Pitch	1.27mm
Rows	4
Number of Pins	80
Terminal Interface	Surface Mount (SMD)
Orientation	Vertical
Material / Metal	Phosphor Bronze
Color	Black + Ni-plated then Sn-plated
Rated Voltage (VAC/VDC)	32
Rated Current per Contact (Max.) (A)	1～2A
Plating	Gold Plating (Au)
Plating Thickness	30μin（0.76μm）
Packaging	Tray with Cover
Insulation Diameter (mm)	4.35
Wire Gauge (AWG)	10～12
Operating Temperature	-55℃～125℃
Number of Circuits	80

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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 WTOLC series part TOLC-120-22-L-Q-A-K has a pitch of 1.27mm and 80 pins. Current availability: 7363. For datasheets and drawings, please contact our technical team or use the form above.
Q: Hi, what are the differences between the TOLC-120-22-L-Q-A-K connector and SOLC-145-02-L-Q-LC in terms of Type, Termination, and Color / Resin?

Hi, for TOLC-120-22-L-Q-A-K and SOLC-145-02-L-Q-LC, Type is the same (Header). The main differences are in Termination and Color / Resin: TOLC-120-22-L-Q-A-K has Termination is Surface Mount (SMD), Color / Resin is Black + Ni-plated then Sn-plated; while SOLC-145-02-L-Q-LC has Termination is Through-Hole, Vertical (DIP), Color / Resin is Lemon Yellow. Choose based on termination process and material requirements. Contact online support for a deeper parameter comparison.

Asked: 2026-09-27 05:30:52 Answered: 2026-09-27 05:30:52
Q: Hi, is the TOLC-120-22-L-Q-A-K connector male or female, and which mating connector part numbers can be used with it?

Hi, the TOLC-120-22-L-Q-A-K connector is a Male connector. For mating use, this series pairs with SOLC. Recommended mating SOLC part numbers include: SOLC-105-32-S-Q-A, SOLC-105-22-F-Q, SOLC-110-12-L-Q, SOLC-105-32-L-Q, SOLC-115-12-L-Q-LC, SOLC-110-12-S-Q-A, SOLC-105-12-F-Q-A, SOLC-120-02-F-Q-LC. You can search these part numbers on this site for full specs and availability.

Asked: 2026-09-27 05:30:50 Answered: 2026-09-27 05:30:50