TE Connectivity 641437-2 MTA-156 Rectangular Connector Equivalent & Substitute Parts

Part Overview

The TE Connectivity 641437-2 is a 2-position rectangular plug connector from the MTA-156 series, designed for IDC (Insulation Displacement Contact) termination with 22 AWG discrete or ribbon cable. This connector features tin-plated male pins, a red housing, and free hanging in-line mounting with latch holder fastening. The part maintains Active product status and is RoHS Compliant with MSL 1 rating, indicating unlimited moisture sensitivity tolerance.

Substitute parts are identified when equivalent electrical and mechanical parameters align with the main part specifications, enabling direct functional replacement in applications where the connector serves the same circuit interface role.

Substiute Parts

641437-2

TE Connectivity AMP ConnectorsIn Stock: 988641437-2 Datasheet

Current PartRFQ

3-641437-2

TE Connectivity AMP ConnectorsIn Stock: 25073-641437-2 Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the TE Connectivity 641437-2 are identified based on strict alignment of the following critical parameters:

Electrical Compatibility Parameters:

• Connector type (Plug)
• Number of positions (2)
• Contact type (Male Pin)
• Series designation (MTA-156)
• Cable termination method (IDC)
• Wire gauge compatibility (22 AWG)
• Contact finish specification (Tin with 80.0µin thickness)

Mechanical Compatibility Parameters:

• Housing color (Red)
• RoHS compliance status
• Moisture sensitivity level (MSL 1)

Regulatory Alignment:

• ECCN classification (EAR99)
• HTSUS code (8536.69.8000)

The substitute part 3-641437-2 maintains equivalence across all critical electrical and mechanical parameters, with differences limited to packaging configuration (Bulk versus standard packaging) and mounting orientation options (Free Hanging In-Line with Right Angle capability versus Free Hanging In-Line only).

Parameter Comparison

Engineering Selection Recommendations

Both the 641437-2 and 3-641437-2 maintain Active product status within the TE Connectivity AMP Connectors portfolio, ensuring continued manufacturing support and supply chain availability. Both parts satisfy RoHS Compliance requirements and carry identical MSL 1 ratings, indicating equivalent environmental tolerance specifications.

The 641437-2 is supplied in standard packaging configuration, while the 3-641437-2 is available in Bulk packaging. The 3-641437-2 additionally supports Right Angle mounting orientation in addition to Free Hanging In-Line configuration, providing expanded mechanical installation flexibility.

Selection between these parts depends on application-specific mounting requirements and packaging quantity needs. Both parts are electrically and mechanically interchangeable for 2-position MTA-156 IDC connector applications utilizing 22 AWG cable with tin-plated contacts.

Frequently Asked Questions (FAQ)

Q: Can the 3-641437-2 substitute for the 641437-2 in existing designs?

A: Yes. Both parts share identical electrical specifications (2-position plug, IDC termination, 22 AWG, tin contact finish) and mechanical compatibility (MTA-156 series, red housing, male pins). The 3-641437-2 provides equivalent circuit interface functionality.

Q: What is the primary difference between these two parts?

A: The 3-641437-2 offers Right Angle mounting capability in addition to Free Hanging In-Line orientation, whereas the 641437-2 is specified for Free Hanging In-Line mounting only. Packaging differs (Bulk versus standard), and REACH status differs (Unaffected versus Affected).

Q: Are both parts RoHS Compliant?

A: Yes. Both the 641437-2 and 3-641437-2 maintain RoHS Compliant status and carry identical MSL 1 ratings.

Q: What wire gauges are compatible with these connectors?

A: Both connectors are specified for 22 AWG wire gauge with IDC termination method, supporting discrete or ribbon cable configurations.

Q: Do these connectors require specific contact finish specifications?

A: Both parts feature tin contact finish with 80.0µin (2.03µm) thickness, meeting identical electrical contact specifications.

Q: Are there inventory considerations when selecting between these parts?

A: The 641437-2 maintains 889 pieces in stock, while the 3-641437-2 maintains 2409 pieces in stock. Bulk packaging of the 3-641437-2 may provide cost advantages for high-volume applications.

Q: Can these connectors be used interchangeably in ribbon cable applications?

A: Yes. Both parts support discrete or ribbon cable wire types with 22 AWG specification, enabling direct substitution in ribbon cable harness assemblies.