The 0022053181: The solder-tail posts measure 0.141" (3.58 mm) long, suitable for standard through-hole PCB thicknesses. The mating contact length is 0.264" (6.70 mm), providing ample wipe for a clean electrical connection.
Molex 0022053181 KK254 Header, 18 Pos, 2.54mm, R/A
MPN 0022053181
Active
Molex KK254/7478 series, 18-position single-row header, 0.100" (2.54mm) pitch, right-angle through-hole, shrouded 1-wall, friction lock, tin-plated contacts, UL94 V-0 nylon housing.
$1.5900
Ref. price · indicative, final on quote
Dispatch SLA24-48h Global Rush
Quality CheckOriginal Seal & Physical QC
RoHSROHS3 Compliant
IncotermsDAP / DDP Available
SeriesKK254, 7478
Source DocumentedChannel stated on listing & quote
Condition PhotosReal unit photos / video on request
WhatsApp AnswersFast human replies for stock & sourcing questions
Worldwide DispatchDHL/FedEx — transit quoted per order
Independent supplier — new & surplus connector stock· Listing updated Aug 2026
Specifications
| Parameter | Value |
|---|---|
| Series | KK254, 7478 |
| Type | Male Pin |
| Mounting | Through Hole, Right Angle |
| Connector type | Header |
| Fastening type | Friction Lock |
| Contact material | Brass |
| Insulation color | White |
| Insulation height | 0.256\" (6.50mm) |
| Insulation material | Polyamide (PA), Nylon |
| Material flammability rating | UL94 V-0 |
| Style | Board to Board or Cable |
| Package | Bulk |
All specifications
| Parameter | Value |
|---|---|
| Shrouding | Shrouded - 1 Wall |
| Termination | Solder |
| Applications | Automotive, General Purpose, Medical, Telecommunications |
| Contact shape | Square |
| Rows | 1 |
| Pitch | 0.100\" (2.54mm) |
| Positions | 18 |
| Contact finish - post | Tin |
| Contact length - post | 0.141\" (3.58mm) |
| Contact finish - mating | Tin |
| Contact length - mating | 0.264\" (6.70mm) |
| Contact finish thickness - post | 100.0µin (2.54µm) |
| Contact finish thickness - mating | 100.0µin (2.54µm) |
Product details
Frequently asked questions
Where can I buy Molex 0022053181 and what is the lead time?
Submit a BOM quantity for a current sourcing quote.
What is the pitch of Molex 0022053181?
The pitch is 0.100" (2.54 mm), which is the standard spacing for KK254 series headers and compatible with common prototyping grids and mating receptacles.
Is 0022053181 shrouded and does it have a lock?
This is a key feature for automotive and industrial environments.
0022053181 Datasheet
MPN
0022053181