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Amphenol 71991-303LF — Pin Headers, Sockets & Housings

Amphenol ICC (FCI) 71991-303LF Dubox Receptacle

MPN71991-303LF
Active

Amphenol ICC (FCI) Dubox receptacle, order code 71991-303LF, 6 positions, dual row, 0.100" (2.54 mm) pitch, gold-plated mating contacts, through-hole solder termination, 11.04 mm mated stacking height.

$1.3700Ref. price · indicative, final on quote
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 China distributor & sourcing agent· Listing updated Aug 2026

Specifications

71991-303LF key specifications
ParameterValue
SeriesDubox™
TypeFemale Socket
MountingThrough Hole
Connector typeReceptacle, Bottom or Top Entry
Fastening typePush-Pull
Contact materialPhosphor Bronze
Insulation colorBlue
Insulation height0.275\" (6.99mm)
Insulation materialThermoplastic, Glass Filled
Mated stacking heights11.04mm
Material flammability ratingUL94 V-0
StyleBoard to Board

All specifications

71991-303LF additional specifications
ParameterValue
PackageTube
TerminationSolder
ApplicationsAutomotive, General Purpose, Industrial, Telecommunications
Contact shapeSquare
Rows2
Pitch0.100\" (2.54mm)
Positions6
Row spacing - mating0.100\" (2.54mm)
Contact finish - postTin
Contact length - post0.118\" (3.00mm)
Contact finish - matingGold
Contact finish thickness - post78.7µin (2.00µm)
Contact finish thickness - mating30.0µin (0.76µm)

Product details

Dubox receptacle, 6-position, 2.54 mm pitch

The 71991-303LF is a 6-circuit, dual-row receptacle from the Amphenol ICC (FCI) Dubox series, configured for board-to-board stacking at 11.04 mm mated height. Gold-plated mating contacts (30.0 µin) on phosphor bronze terminals, through-hole mounting, UL 94 V-0 rated thermoplastic housing.

Frequently asked questions

What is the mated stacking height of the 71991-303LF?

The mated stacking height is 11.04 mm.