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Amphenol 77311-127-31LF — Pin Headers, Sockets & Housings

77311-127-31LF BERGSTIK Header, 31 Pos, 2.54mm Pitch

MPN77311-127-31LF
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Amphenol ICC (FCI) BERGSTIK® header, order code 77311-127-31LF, 31 positions, single row, 0.100" (2.54mm) pitch, 3 A per contact, unshrouded, through-hole, solder termination, gold or GXT™ mating contact finish.

$1.9008Ref. 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

77311-127-31LF key specifications
ParameterValue
SeriesBERGSTIK®
TypeMale Pin
MountingThrough Hole
Connector typeHeader
Fastening typePush-Pull
Current rating3A per Contact
Operating temperature-65°C~125°C
Contact materialPhosphor Bronze
Insulation colorBlack
Insulation height0.100\" (2.54mm)
Insulation materialThermoplastic
Material flammability ratingUL94 V-0

All specifications

77311-127-31LF additional specifications
ParameterValue
StyleBoard to Board
PackageBag
ShroudingUnshrouded
TerminationSolder
Contact shapeSquare
Rows1
Pitch0.100\" (2.54mm)
Positions31
Contact finish - postTin
Contact length - post0.105\" (2.67mm)
Overall contact length0.465\" (11.81mm)
Contact finish - matingGold or Gold, GXT™
Contact length - mating0.260\" (6.60mm)
Contact finish thickness - post78.7µin (2.00µm)
Contact finish thickness - mating30.0µin (0.76µm)

Product details

Contact finish and push-pull mating

The 77311-127-31LF: The unshrouded push-pull fastening and gold mating finish support moderate mating cycles in a controlled environment; the through-hole solder termination provides mechanical retention through the board.