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Amphenol 77311-118-31LF — Pin Headers, Sockets & Housings

77311-118-31LF Amphenol ICC BERGSTIK Header, 31 Pos, 2.54mm

MPN77311-118-31LF
Active

Amphenol ICC (FCI) BERGSTIK® header, order code 77311-118-31LF, 31 positions, single row, 0.100" (2.54mm) pitch, 3A per contact, gold GXT™ plated mating contacts, through-hole solder termination, push-pull fastening, UL94 V-0.

$1.4709Ref. price · indicative, final on quote
Amphenol 77311-118-31LF datasheet (PDF)
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

77311-118-31LF 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

77311-118-31LF additional specifications
ParameterValue
StyleBoard to Board
PackageBulk
ShroudingUnshrouded
TerminationSolder
Contact shapeSquare
Rows1
Pitch0.100\" (2.54mm)
Positions31
Contact finish - postTin
Contact length - post0.120\" (3.05mm)
Overall contact length0.450\" (11.43mm)
Contact finish - matingGold or Gold, GXT™
Contact length - mating0.230\" (5.84mm)
Contact finish thickness - post78.7µin (2.00µm)
Contact finish thickness - mating30.0µin (0.76µm)

Product details

31-position unshrouded header

The 77311-118-31LF is the 31-circuit member of Amphenol ICC's BERGSTIK® board-to-board header line, unshrouded, single-row, with 0.100" (2.54mm) pitch. Mating contacts are gold or gold GXT™ plated (30.0µin / 0.76µm) over phosphor bronze; solder tails are tin (78.7µin / 2.00µm). Rated 3A per contact, -65°C to 125°C, UL94 V-0 thermoplastic housing.

Through-hole termination, push-pull fastening

Termination is through-hole solder; the 0.120" (3.05mm) post length suits standard PCB thickness. Mating contact length is 0.230" (5.84mm), overall contact length 0.450" (11.43mm). Fastening is push-pull — no locking latch.

Active production, bulk packaging

Ships in bulk (tube or tray depending on factory lot). Quoted to order against BOM quantity; lead time confirmed at RFQ.

Frequently asked questions

What compliance documentation is available for 77311-118-31LF?

The housing carries UL94 V-0 flammability rating. RoHS and REACH compliance documentation is provided by Amphenol ICC (FCI) per their standard declaration — request a certificate of compliance with the order.