TE Connectivity AMP Connectors 794542-2 Equivalent & Substitute Parts

Part Overview

The TE Connectivity AMP Connectors 794542-2 is a 2-position rectangular connector plug housing designed for free-hanging in-line applications. This connector features male pin contact termination with a locking ramp fastening mechanism and operates within the AMP-DUAC series. The part is classified as obsolete, making equivalent and substitute parts necessary for ongoing system maintenance and new design implementations where this connector type is required.

Substiute Parts

794542-2

TE Connectivity AMP ConnectorsIn Stock: 837794542-2 Datasheet

Current PartRFQ

1586000-2

TE Connectivity AMP ConnectorsIn Stock: 528191586000-2 Datasheet

SimilarRFQ

2029090-2

TE Connectivity AMP ConnectorsIn Stock: 8142029090-2 Datasheet

Parametric EquivalentRFQ

0469990275

MolexIn Stock: 205500469990275 Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the 794542-2 are determined by strict equivalence across the following critical parameters:

• Connector Type: Plug configuration required
• Contact Type: Male pin contacts mandatory
• Number of Positions: 2-position housing only
• Number of Rows: 2-row configuration required
• Row Spacing: 0.165" (4.20mm) spacing must be maintained
• Mounting Type: Free hanging in-line mounting required
• Contact Termination: Crimp termination method
• Fastening Type: Locking ramp mechanism required
• Moisture Sensitivity Level: MSL 1 (Unlimited) classification

All substitute parts listed maintain these electrical and mechanical parameters, ensuring direct functional compatibility with applications originally designed for the 794542-2. Variations in color, series designation, and product status do not affect electrical or mechanical interchangeability when these core parameters are identical.

Parameter Comparison

Engineering Selection Recommendations

Primary Substitute: TE Connectivity AMP Connectors 1586000-2

The 1586000-2 is the recommended substitute for the obsolete 794542-2. This part maintains identical electrical and mechanical specifications while offering active product status. The 1586000-2 is RoHS Compliant and carries MSL 1 classification. With 52,714 units in stock, this part provides superior availability compared to the original 794542-2. The VAL-U-LOK series designation indicates modern connector architecture while preserving all critical parameters required for direct substitution.

Secondary Substitute: Molex 0469990275

The Molex 0469990275 provides an alternative from a different manufacturer while maintaining all core electrical and mechanical parameters. This part is classified as active with ROHS3 Compliance and REACH Unaffected status. The Mini-Fit Jr 5559 series designation indicates cross-manufacturer compatibility. With 20,472 units in stock, this option offers availability and represents a different manufacturer source for supply chain redundancy.

Tertiary Substitute: TE Connectivity AMP Connectors 2029090-2

The 2029090-2 maintains all required parameters but carries obsolete product status. This part is ROHS3 Compliant and operates within the VAL-U-LOK series. The red color variant distinguishes this part visually but does not affect electrical or mechanical interchangeability. This option is suitable only when color-specific requirements exist and should not be selected as a primary substitute due to obsolete status.

Frequently Asked Questions (FAQ)

Q: Can the 1586000-2 directly replace the 794542-2 in existing applications?

A: Yes. The 1586000-2 maintains identical electrical and mechanical parameters across all critical specifications: 2-position plug housing, male pin contacts, 0.165" row spacing, crimp termination, and locking ramp fastening. Direct substitution is supported without circuit or mechanical redesign.

Q: What is the difference between the natural color 794542-2 and the red 2029090-2?

A: Color is a cosmetic parameter only. Both parts maintain identical electrical and mechanical specifications. Color selection depends on application-specific identification or visual coding requirements. Electrical and mechanical interchangeability is unaffected by color variation.

Q: Why is the Molex 0469990275 listed as a substitute despite being from a different manufacturer?

A: The 0469990275 meets all critical electrical and mechanical parameters required for functional equivalence: 2-position plug, male pins, 0.165" row spacing, crimp termination, and locking ramp fastening. Cross-manufacturer substitution is valid when these core parameters are identical. The Mini-Fit Jr 5559 series represents industry-standard connector architecture compatible with the specified row spacing and contact configuration.

Q: Are contacts included with these substitute parts?

A: No. All listed parts, including the main part 794542-2, are connector housings only. Contacts are not included and must be sourced separately. Ensure that replacement contacts match the crimp termination specification and are compatible with the 2-position, 2-row configuration.

Q: What is the significance of MSL 1 (Unlimited) classification?

A: MSL 1 indicates unlimited shelf life without moisture bake-out requirements. This classification applies to all listed parts and ensures that storage conditions do not impose time-dependent constraints on component usability.

Q: Can the 794542-2 be used interchangeably with the 1586000-2 in new designs?

A: The 1586000-2 is the appropriate choice for new designs. The 794542-2 is obsolete and should not be specified for new applications. The 1586000-2 provides active product status, superior availability, and RoHS Compliance, making it the standard selection for ongoing and future implementations.

Q: What packaging differences exist between substitute parts?

A: The 794542-2 and 2029090-2 are supplied in standard packaging, while the 1586000-2 and 0469990275 are supplied in bulk packaging. Packaging format does not affect component specifications or interchangeability. Bulk packaging typically offers cost advantages for high-volume applications.