Products/Connectors/3140 & 3143 Series Box Header

Connectors1.27 mm · UL E248993

Manufacturer: WCON

1.27 mm pitch box header, SMT & DIP

3140 & 3143 Series Box Header

Name: 3140 & 3143 Series Box Header
Brand: WCON

A 1.27 mm pitch box-header family (3140 and 3143) in R/A DIP, S/T DIP and S/T SMT mounting, 10 to 100 positions, UL-recognised (file E248993).

Pitch

1.27 mm

Positions

10–100

Current rating

1.0 A max

Operating temperature

−40 °C to +105 °C

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Distributed product

Designed and manufactured by WCON — Yueyang is a distributor, not the designer or manufacturer.

Product Features

R/A DIP, S/T DIP and S/T SMT mounting styles

Contact resistance ≤20 mΩ, insulation resistance ≥1000 MΩ

Withstand voltage 500 V AC / minute

Brass contacts, gold or tin-over-nickel plating

PA9T + 33% GF UL94V-0 insulator

UL-recognised component, file E248993

Application Areas

Board-to-board cable headers

Industrial and consumer electronics assemblies

Electrical specifications

Current rating1.0 A max

Contact resistance≤20 mΩ

Insulation resistance≥1000 MΩ

Withstand voltage500 V AC / minute

Part Numbering Rule

3140 – XX – X – XX – B – K00 – T – 1

3140Series (3140 or 3143)

XXPositions: 10–100

XBoard mounting: R = R/A DIP, S = S/T DIP, M = S/T SMT

XXContact plating: G0/G3/G5 = gold flash / 10 µ" / 30 µ" full gold, S0/S3/S5 = gold-flash / 10 µ" / 30 µ" Au over Sn/Ni

BColour: black

K00Full pin count

TPackaging: T = tube, P = tube+cap, R = tape & reel

1Revision

Product Model List

3 catalogued part numbers

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3140 & 3143 Series Box Header — catalogued part numbers and key parameters
Part number	Pitch	Mounting	Positions	Current rating
3140-XXSGXBK00T1	1.27 mm	S/T DIP	10–100	1.0 A
3140-XXRGXBK00T1	1.27 mm	R/A DIP	10–100	1.0 A
3140-XXMGXBK00T1	1.27 mm	S/T SMT	10–100	1.0 A

For the complete selection, please contact engineering — more variants, packages and grades are available than listed here.

Contact engineering

Distributed by Yueyang — designed and manufactured by WCON. "XX" in each part number is the position code (10–100) selected at order time. Line-card summary from the client's connector catalogue — for the complete selection, please contact engineering.

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