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TE Connectivity AMP Connectors 3-644465-4 — Panel-Mount & In-Line Circular

TE MTA-156 3-644465-4, 4-Pos IDC Receptacle, 0.156" Pitch

MPN3-644465-4
Active

TE Connectivity MTA-156 IDC receptacle, 3-644465-4, 4 positions, 0.156" (3.96mm) pitch, 1 row, tin-plated contacts, 18 AWG, free-hanging, locking ramp.

$0.5600Ref. price · indicative, final on quote
RoHSROHS3 Compliant
SeriesMTA-156
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

3-644465-4 specifications
ParameterValue
SeriesMTA-156
Wire typeDiscrete or Ribbon Cable
TypeFemale Socket
MountingFree Hanging (In-Line)
Connector typeReceptacle
Fastening typeLocking Ramp
Wire gauge18 AWG
Cable terminationIDC
ColorOrange
Pitch0.156\" (3.96mm)
PackageBulk
FeaturesFeed Through, Polarizing Key
Contact finishTin
Rows1
Positions4
Contact finish thickness80.0µin (2.03µm)

Product details

MTA-156 IDC Receptacle, 4-Position, 0.156" Pitch

The 0.156" (3.96mm) pitch gives enough spacing for 18 AWG wire without forcing an oversized harness cross-section — a practical balance for power distribution and signal interconnect in appliance and industrial control panels. The single-row, free-hanging (in-line) housing accepts the matching MTA-156 header, and the locking ramp provides audible positive retention against vibration or cable strain.

IDC Termination and Contact Finish

Tin is the cost-effective choice for moderate mating-cycle applications where gold's corrosion resistance is not required; the thick plating ensures reliable gas-tight connections over the service life.

Wire Gauge and Cable Type

The receptacle accepts 18 AWG wire, specified for both discrete and ribbon cable. The IDC slot geometry is sized for that gauge — using a thinner wire may not achieve the required insulation displacement force, while thicker wire risks damaging the contact beam. Stick with 18 AWG for a reliable termination.

Frequently asked questions

What is the mating header for 3-644465-4?

The 3-644465-4 mates with the matching MTA-156 header series — a 0.156" (3.96mm) pitch, single-row, through-hole or IDC header with the same position count. Confirm the specific header order code against your BOM.