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Molex 1722871303 — Pin Headers

1722871303 Molex Ultra-Fit Header 3 Pos 3.5mm Pitch

MPN1722871303
Active

Molex Ultra-Fit 172287 series, 1722871303, Board to Cable/Wire header, 3 circuits, 3.50mm pitch, through hole, shrouded, gold mating, 400V, -40°C ~ 120°C.

$2.2400Ref. price · indicative, final on quote
RoHSROHS3 Compliant
SeriesUltra-Fit 172287
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

1722871303 key specifications
ParameterValue
SeriesUltra-Fit 172287
TypeMale Pin
MountingThrough Hole
Connector typeHeader
Fastening typeLatch Holder
Voltage rating400V
Operating temperature-40°C ~ 120°C
Contact materialCopper Alloy
Insulation colorBlack
Insulation height0.465\" (11.80mm)
Insulation materialLiquid Crystal Polymer (LCP)
Mated stacking heights26.99mm

All specifications

1722871303 additional specifications
ParameterValue
Material flammability ratingUL94 V-0
StyleBoard to Cable/Wire
PackageBulk
FeaturesBoard Guide, Solder Retention
ShroudingShrouded - 4 Wall
TerminationSolder
ApplicationsAutomotive, General Purpose, Industrial, Lighting, Medical, Military, Telecommunications
Contact shapeSquare
Rows1
Pitch0.138\" (3.50mm)
Positions3
Contact finish - postTin
Contact length - post0.126\" (3.20mm)
Contact finish - matingGold
Contact finish thickness - post60.0µin (1.52µm)
Contact finish thickness - mating30.0µin (0.76µm)

Product details

Board-to-cable header for 3-wire harnesses

Its 3.50mm pitch and 400V rating suit it for power distribution in automotive, industrial, and lighting systems.

The 3.50mm pitch is wider than typical signal headers, allowing higher current per contact (though the exact current rating is not listed here).

Frequently asked questions

What is the pitch of 1722871303?

The mating pitch is 0.138" (3.50mm).