1-644381-2 1-644381-2 is a 12-position IDC receptacle connector from TE Connectivity. It features a 3.96mm pitch, free hanging mounting, locking ramp fastening, and tin-lead contacts.
Mfr Part #:

1-644381-2

Available from 1 distributors
Mfr Name: TE Connectivity
TE Connectivity
1-644381-2 is a 12-position IDC receptacle connector from TE Connectivity. It features a 3.96mm pitch, free hanging mounting, locking ramp fastening, and tin-lead contacts.
✓ Total Stock: 304 pcs

1-644381-2 Available from 1 distributor

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1-644381-2 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Cable Termination
Color
Connector Type
Contact Finish
Contact Finish Thickness
Contact Type
Fastening Type
Features
Halogen Free
Lead Spacing
Lead Style
Mounting Type
Number of Positions
Number of Rows
Pitch
SVHC Present
Wire Gauge
Wire Type

1-644381-2 Description

Short technical summary and product information.

The 1-644381-2 is a rectangular connector receptacle from TE Connectivity, designed for free hanging (in-line) mounting. It features 12 positions in a single row with a 3.96mm (0.156") pitch, making it suitable for discrete or ribbon cable applications. The connector uses IDC (Insulation Displacement Connection) termination for 18 AWG wire, providing a reliable connection without stripping.

 

The receptacle accepts female socket contacts with a tin-lead contact finish (80.0µin / 2.03µm thickness). It includes a locking ramp fastening mechanism for secure mating and a polarizing key to prevent misalignment. The housing is black and features a closed end design.

 

This connector is part of TE Connectivity's rectangular connector family and is commonly used in wire-to-board or wire-to-wire applications requiring a compact, reliable interconnect. The RoHS compliance status is listed as RoHS3 compliant, though unverified, and the MSL is rated at Level 1 (unlimited).

1-644381-2 Quick Information

Product Type: Rectangular Connector Receptacle
Series: MTA-156
Canonical Name: TE Connectivity 1-644381-2 - 12 Position IDC Receptacle Connector, 3.96mm Pitch, Free Hanging, Tin-Lead
Subcategory: Free Hanging, Panel Mount

1-644381-2 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: Non-Compliant
Lead Free: No

1-644381-2 Features

  • 12-position single-row IDC receptacle connector.
  • 3.96mm (0.156") pitch for compact design.
  • Free hanging (in-line) mounting style.
  • Tin-lead contact finish, 80.0µin thick.
  • Locking ramp fastening with polarizing key.

1-644381-2 Applications

  • Ideal for wire-to-board connections in control systems.
  • Use in discrete or ribbon cable harnesses.
  • Suitable for power distribution in 18 AWG circuits.
  • Common in industrial and consumer electronics.

1-644381-2 FAQs

7 frequently asked questions generated from this part’s specifications.
How many positions does the 1-644381-2 have?

12 positions in a single row.

What is the pitch of the connector?

3.96mm (0.156").

What mounting type does the connector use?

Free hanging (in-line) mounting.

What is the fastening type?

Locking ramp.

What is the contact finish?

Tin-lead, 80.0µin (2.03µm) thickness.

What wire gauge is supported?

18 AWG via IDC termination.

What termination method does the connector use?

IDC (Insulation Displacement Connection).

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