TE Connectivity 4-644329-0 Equivalent & Substitute Parts

Part Overview

The TE Connectivity 4-644329-0 is a 10-position rectangular receptacle connector from the MTA-156 series, designed for IDC (Insulation Displacement Contact) termination with 18 AWG discrete or ribbon cable. This connector features a tin contact finish, closed-end design, and free-hanging in-line mounting configuration with locking ramp fastening.

The 4-644329-0 is classified as obsolete. Identifying equivalent substitute parts is necessary to maintain design continuity, ensure supply chain availability, and support ongoing production and field service requirements for systems utilizing this connector type.

Substiute Parts

4-644329-0

TE Connectivity AMP ConnectorsIn Stock: 7994-644329-0 Datasheet

Current PartRFQ

4-644860-0

TE Connectivity AMP ConnectorsIn Stock: 10354-644860-0 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the 4-644329-0 is determined by strict equivalence across the following critical parameters:

Electrical Compatibility Parameters:

• Connector type (Receptacle)
• Contact type (Female Socket)
• Number of positions (10)
• Pitch (0.156" / 3.96mm)
• Number of rows (1)
• Cable termination method (IDC)
• Wire gauge compatibility (18 AWG)
• Wire type support (Discrete or Ribbon Cable)
• Contact finish (Tin)
• Contact finish thickness (80.0µin / 2.03µm)

Mechanical Compatibility Parameters:

• Mounting type (Free Hanging In-Line)
• Fastening type (Locking Ramp)
• Closed-end design
• Color (Black)

Regulatory & Environmental Parameters:

• RoHS compliance status
• Moisture Sensitivity Level (MSL 1)

The substitute part 4-644860-0 maintains identical electrical and mechanical specifications across all critical parameters, ensuring direct functional equivalence and interchangeability in applications designed for the 4-644329-0.

Parameter Comparison

Engineering Selection Recommendations

The 4-644860-0 is the direct equivalent substitute for the obsolete 4-644329-0. Both parts are manufactured by TE Connectivity within the MTA-156 series and maintain identical electrical, mechanical, and environmental specifications.

Selection Basis:

The 4-644860-0 provides functional equivalence across all critical parameters: 10-position receptacle configuration, 0.156" pitch, IDC termination for 18 AWG cable, tin contact finish at 80.0µin thickness, locking ramp fastening, and free-hanging in-line mounting. Both parts satisfy RoHS compliance requirements and MSL 1 environmental classification.

The primary distinction is product status: the 4-644329-0 is obsolete while the 4-644860-0 maintains active production status. The 4-644860-0 is supplied in bulk packaging and demonstrates higher current inventory availability (1011 pieces versus 710 pieces), supporting sustained supply chain continuity.

For new designs, field service replacements, and production continuity, the 4-644860-0 is the appropriate selection.

Frequently Asked Questions (FAQ)

Q: Can the 4-644860-0 directly replace the 4-644329-0 in existing applications?

A: Yes. The 4-644860-0 is electrically and mechanically equivalent to the 4-644329-0. Both connectors share identical position count (10), pitch (0.156"), contact type (female socket), termination method (IDC), wire gauge (18 AWG), fastening mechanism (locking ramp), and mounting configuration (free-hanging in-line). Direct substitution is supported without circuit or mechanical redesign.

Q: What is the difference between the two part numbers?

A: The primary differences are product status and packaging. The 4-644329-0 is classified as obsolete, while the 4-644860-0 is active production. The 4-644860-0 is supplied in bulk packaging. All electrical and mechanical specifications are identical.

Q: Are there any RoHS compliance differences between these parts?

A: Both parts are RoHS compliant. The 4-644329-0 is ROHS3 compliant, and the 4-644860-0 is RoHS compliant. Both satisfy regulatory requirements for lead-free and restricted substance compliance.

Q: What wire gauges and cable types are compatible with these connectors?

A: Both connectors support 18 AWG wire gauge and accommodate discrete or ribbon cable types through IDC (Insulation Displacement Contact) termination. The contact finish thickness of 80.0µin (2.03µm) tin plating is consistent across both parts.

Q: Is the 4-644860-0 available in the same packaging as the 4-644329-0?

A: The 4-644329-0 packaging specification is not provided in the technical data. The 4-644860-0 is supplied in bulk packaging. Contact the supplier for specific packaging requirements or alternative packaging options.

Q: What is the Moisture Sensitivity Level (MSL) for these connectors?

A: Both the 4-644329-0 and 4-644860-0 are classified as MSL 1 (Unlimited), indicating no moisture sensitivity restrictions during storage, handling, or installation.

Q: Can these connectors be used with both discrete wires and ribbon cables?

A: Yes. Both connectors support discrete or ribbon cable configurations through IDC termination. The 10-position, 0.156" pitch design accommodates standard ribbon cable widths and discrete wire bundles at 18 AWG.