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Molex 0026482021 — Pin Headers

Molex 0026482021 KK396 Header, 2-Pos 3.96mm, Active

MPN0026482021
Active

Molex KK396, 41661 series unshrouded header, 2 circuits, 3.96mm pitch, through-hole, gold-plated male pins, black polyester housing, UL94 V-0.

$1.4000Ref. price · indicative, final on quote
RoHSROHS3 Compliant
SeriesKK396, 41661
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Aug 2026

Specifications

0026482021 key specifications
ParameterValue
SeriesKK396, 41661
TypeMale Pin
MountingThrough Hole
Connector typeHeader, Breakaway
Fastening typePush-Pull
Contact materialBrass
Insulation colorBlack
Insulation height0.128\" (3.25mm)
Insulation materialPolyester, Glass Filled
Material flammability ratingUL94 V-0
StyleBoard to Board or Cable
PackageBulk

All specifications

0026482021 additional specifications
ParameterValue
ShroudingUnshrouded
TerminationSolder
ApplicationsAutomotive, General Purpose, Industrial, Medical, Telecommunications
Contact shapeSquare
Rows1
Pitch0.156\" (3.96mm)
Positions2
Contact finish - postTin
Contact length - post0.172\" (4.37mm)
Overall contact length0.750\" (19.05mm)
Contact finish - matingGold
Contact length - mating0.450\" (11.43mm)
Contact finish thickness - post100.0µin (2.54µm)
Contact finish thickness - mating20.0µin (0.51µm)

Product details

Board Layout and Current Path

The 0026482021: At 3.96mm pitch, this two-position header gives you a 7.92mm board footprint — enough clearance for a 5A per contact trace pair without crowding the routing channel.

Contact Plating and Field-Service Life

The post is tin-plated at 100 µinch, which wets well in wave solder and gives a reliable fillet through the plated through-hole.

Application Fit: Automotive and Beyond

Mating and Termination Check

Mates with any standard 3.96mm pitch KK396 receptacle housing that accepts 0.025-inch square pins. The through-hole termination requires a 1.0mm to 1.2mm plated hole diameter for the 0.025-inch square post; the 0.450-inch mating length gives good wipe before the contact beam seats.

Frequently asked questions

Is 0026482021 compatible with standard 3.96mm headers from other brands?

The 3.96mm pitch and 0.025-inch square pin profile are standard across the KK396 series and compatible with most 3.96mm pitch receptacles that accept square pins. Verify the receptacle's pin cavity dimensions and locking feature, as the unshrouded header relies on the receptacle's latch for retention.

Can Molex 0026482021 be used in automotive applications?

Yes — the series is listed for automotive use, with a UL94 V-0 housing and gold-plated contacts that resist corrosion in under-hood and cabin environments. The push-pull fastening means the mated pair should be secured against vibration with a wire-tie or clip if the application sees continuous shock.