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Molex 1722861204 — Pin Headers

Molex 1722861204 Ultra-Fit Header 4 Pos 3.5mm Pitch

MPN1722861204
Active

Molex Ultra-Fit 172286, header, 4 circuits, 3.50mm pitch, shrouded 4-wall, through-hole, kinked pin solder, gold mating, 600V, -40°C to 120°C, UL94 V-0.

$1.4700Ref. price · indicative, final on quote
RoHSROHS3 Compliant
SeriesUltra-Fit 172286
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

1722861204 key specifications
ParameterValue
SeriesUltra-Fit 172286
TypeMale Pin
MountingThrough Hole
Connector typeHeader
Fastening typeLatch Holder
Voltage rating600V
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

1722861204 additional specifications
ParameterValue
Material flammability ratingUL94 V-0
StyleBoard to Board or Cable
PackageTray
FeaturesBoard Guide
ShroudingShrouded - 4 Wall
TerminationKinked Pin, Solder
ApplicationsAutomotive, General Purpose, Industrial, Lighting, Medical, Military, Telecommunications
Contact shapeSquare
Rows1
Pitch0.138\" (3.50mm)
Positions4
Contact finish - postTin
Contact length - post0.126\" (3.20mm)
Contact finish - matingGold
Contact finish thickness - post60.0µin (1.52µm)
Contact finish thickness - mating15.0µin (0.38µm)

Product details

4-position, 3.50mm pitch, shrouded header

The 1722861204: This is a Molex Ultra-Fit 172286 series header, 4 positions, single row, at 3.50mm pitch — a common footprint for power and signal in automotive, industrial, and lighting applications. The 4-wall shroud and latch holder give it a positive lock against vibration, and the 600V rating covers most low-to-medium voltage bus and distribution needs.

Through-hole termination with kinked pin

The contact length after the board is 0.126" (3.20mm), which fits standard 1.6mm PCBs with enough tail for a reliable fillet.

Gold mating, tin post, wide temperature range

Frequently asked questions

What is the pitch and number of positions for Molex 1722861204?

The pitch is 3.50mm (0.138") and it has 4 positions, single row, all loaded.

What is the mating connector for 1722861204?

It mates with the matching Ultra-Fit receptacle housing and crimp terminals — confirm the circuit count and keying with the receptacle order code before committing.