A1256 1.25 mm Wire-to-Board Connectors

Description

A1256 1.25 mm wire-to-board connectors support compact harness-to-board assemblies with single-row housings, PCB headers and crimp terminals. The family covers 2–15 circuits, 1 A per-contact current and 50 VAC/DC maximum voltage, with header formats selected by board orientation.

Housing and Header Choices

ComponentSelection guidance
H housingsWhite single-row PBT housings for 2–15 circuits
SV and SR headersVertical or right-angle surface-mount headers with tin-plated brass contacts
TP crimp terminalTin-plated phosphor bronze contact for 30–26 AWG wire

Ratings and Installation

Centerline1.25 mm
Positions2–15
RowsSingle row
Maximum current1 A per contact
Maximum voltage50 VAC/DC
Operating temperature-25 °C to 105 °C
UL fileE364711
Housing resin / flammabilityLCP UL94V-0 / PBT (model-dependent options)

Match the Board Interface

Choose the circuit count first, then match the header orientation and footprint to the PCB. Select the crimp terminal for the 30–26 AWG conductor and verify the mating dimensions on the applicable drawing.