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TE Connectivity AMP Connectors 1-644457-4 — Pin Headers, Sockets & Housings

1-644457-4 TE Connectivity MTA-100 Header, 14 Pos, 0.100"

MPN1-644457-4
Obsolete

TE Connectivity AMP Connectors MTA-100 header, order code 1-644457-4, 14 positions, single row, 0.100" (2.54mm) pitch, 250VAC, tin-lead mating contacts, through-hole right-angle, solder termination.

$1.0300Ref. 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 supplier — new & surplus connector stock· Listing updated Jul 2026

Specifications

1-644457-4 key specifications
ParameterValue
SeriesMTA-100
TypeMale Pin
MountingThrough Hole, Right Angle
Connector typeHeader
Voltage rating250VAC
Current ratingVaries by Wire Gauge
Operating temperature-55°C ~ 105°C
Contact materialCopper Alloy
Insulation colorNatural
Insulation height0.100\" (2.54mm)
Insulation materialThermoplastic
Material flammability ratingUL94 V-0

All specifications

1-644457-4 additional specifications
ParameterValue
StyleBoard to Cable/Wire
PackageBulk
ShroudingUnshrouded
TerminationSolder
ApplicationsGeneral Purpose
Contact shapeSquare
Rows1
Pitch0.100\" (2.54mm)
Positions14
Contact finish - postTin-Lead
Contact length - post0.110\" (2.79mm)
Contact finish - matingTin-Lead
Contact length - mating0.260\" (6.60mm)
Contact finish thickness - post150.0µin (3.81µm)
Contact finish thickness - mating150.0µin (3.81µm)

Product details

Board-to-wire unshrouded header

The 1-644457-4 is the 14-position member of the TE MTA-100 unshrouded header line, configured for board-to-cable/wire interconnect. Single-row, 0.100" (2.54mm) pitch, through-hole right-angle mounting with solder termination.

The 1-644457-4 is classified Obsolete by TE Connectivity AMP Connectors.

Frequently asked questions

What is the closest pin-compatible alternative to 1-644457-4 in the MTA-100 series?

Within the MTA-100 series, the 12-position and 16-position headers share the same 0.100" (2.54mm) pitch, unshrouded profile, and through-hole right-angle orientation. Select the position count matching the circuit count.