TE Connectivity 745493-1 D-Sub Receptacle 15-Position Equivalent & Substitute Parts

Part Overview

The TE Connectivity 745493-1 is a 15-position D-Sub receptacle connector with female sockets, designed for IDC (Insulation Displacement Contact) and discrete wire termination. This connector is part of the AMPLIMITE HDE-20 series and features a free-hanging, in-line mounting configuration with a 2-row layout in shell size 2 (DA, A).

The 745493-1 is classified as obsolete. Locating equivalent and substitute parts is necessary to support legacy system maintenance, repair, and component replacement where original inventory is depleted or unavailable.

Substiute Parts

745493-1

TE Connectivity AMP ConnectorsIn Stock: 1165745493-1 Datasheet

Current PartRFQ

1-745493-6

TE Connectivity AMP ConnectorsIn Stock: 8541-745493-6 Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of D-Sub receptacle connectors is determined by strict equivalence across the following critical parameters:

Mechanical Compatibility:

• Connector style (D-Sub)
• Connector type (Receptacle, Female Sockets)
• Number of positions (15)
• Number of rows (2)
• Shell size and layout (2 / DA, A)
• Mounting type (Free Hanging, In-Line)
• Flange feature (Housing/Shell, Unthreaded)

Electrical Compatibility:

• Termination method (IDC, Discrete Wire)
• Contact type (Signal)
• Contact material (Phosphor Bronze)
• Contact finish (Gold, 30.0µin thickness)
• Voltage rating (250V)
• Wire gauge support (26-30 AWG)
• Operating temperature range (-55°C ~ 105°C)

Material & Environmental Compliance:

• Shell material and finish (Steel, Tin Plated)
• Dielectric material (Thermoplastic, Glass Filled)
• Flammability rating (UL94 V-0)
• Moisture sensitivity level (MSL 1)

The substitute part 1-745493-6 meets all mechanical, electrical, and material specifications required for direct substitution with the 745493-1.

Parameter Comparison

Engineering Selection Recommendations

The TE Connectivity 1-745493-6 is a direct functional and mechanical equivalent to the 745493-1. Both connectors share identical electrical specifications, mechanical dimensions, and material properties across all critical parameters.

Product Status Consideration: The 745493-1 is classified as obsolete, while the 1-745493-6 maintains active product status. Selection of the 1-745493-6 ensures access to current manufacturing, quality assurance, and ongoing supplier support.

Compliance Advantage: The 1-745493-6 is ROHS3 compliant, whereas the 745493-1 is RoHS non-compliant. For applications subject to RoHS regulations or future compliance requirements, the 1-745493-6 provides regulatory alignment.

Availability: The 1-745493-6 is available in bulk packaging with 795 units in current inventory, supporting both prototype and production-volume requirements.

Functional Interchangeability: All mechanical, electrical, and environmental specifications are identical between the two parts. The 1-745493-6 operates within the same temperature range (-55°C ~ 105°C), supports the same wire gauges (26-30 AWG), and maintains the same voltage rating (250V) and contact specifications.

Frequently Asked Questions (FAQ)

Q: Can the 1-745493-6 be used as a direct replacement for the 745493-1 in existing assemblies?

A: Yes. The 1-745493-6 is mechanically and electrically identical to the 745493-1. Both connectors feature the same 15-position, 2-row D-Sub receptacle configuration, identical shell size (2 / DA, A), and matching contact specifications. No design modifications are required.

Q: What is the difference between the 745493-1 and 1-745493-6?

A: The primary differences are product status and regulatory compliance. The 745493-1 is obsolete and RoHS non-compliant. The 1-745493-6 is an active product with ROHS3 compliance. All functional and mechanical specifications are identical.

Q: Are there any compatibility issues with wire gauge or termination methods?

A: No. Both connectors support identical wire gauges (26-30 AWG) and termination methods (IDC and discrete wire). Termination procedures and wire preparation requirements are equivalent.

Q: Does the 1-745493-6 operate within the same temperature range as the 745493-1?

A: Yes. Both connectors operate across the identical temperature range of -55°C to 105°C. Environmental performance characteristics are equivalent.

Q: What is the significance of the RoHS3 compliance on the 1-745493-6?

A: ROHS3 compliance indicates adherence to current Restriction of Hazardous Substances regulations. For applications subject to RoHS requirements or future regulatory changes, the 1-745493-6 provides regulatory alignment. The 745493-1, being RoHS non-compliant, may face restrictions in certain markets or applications.

Q: Is the contact finish specification identical between both parts?

A: Yes. Both connectors feature gold-plated contacts with a finish thickness of 30.0µin (0.76µm). Contact material (Phosphor Bronze) and finish specifications are identical.

Q: What packaging options are available for the 1-745493-6?

A: The 1-745493-6 is available in bulk packaging. The 745493-1 packaging specification is not provided in the technical data.

Q: Are both connectors suitable for IDC and discrete wire termination?

A: Yes. Both the 745493-1 and 1-745493-6 support IDC (Insulation Displacement Contact) and discrete wire termination methods. Termination compatibility is identical.