Amphenol ICC 66900-324 Equivalent & Substitute Parts

Part Overview

The Amphenol ICC 66900-324 is a 24-position rectangular receptacle connector from the Quickie™ series, designed for IDC (Insulation Displacement Contact) termination with ribbon cable. This female socket connector operates with 28-30 AWG wire and features gold-plated contacts with polarizing key functionality. The part is currently active in production with 1049 units in stock. Substitute parts are identified when equivalent electrical and mechanical parameters are met, particularly when RoHS compliance or alternative packaging requirements necessitate component alternatives.

Substiute Parts

66900-324

Amphenol ICC (FCI)In Stock: 115866900-324 Datasheet

Current PartRFQ

89124-0101

3MIn Stock: 688489124-0101 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

The 3M 89124-0101 qualifies as a substitute for the Amphenol ICC 66900-324 based on the following critical parameters:

Electrical compatibility is maintained through identical connector type (receptacle, female socket), position count (24), pitch (0.100"/2.54mm), row configuration (2 rows at 0.100" spacing), and contact finish (gold at 30.0µin thickness). Mechanical compatibility is preserved through matching mounting type (free hanging, in-line), cable termination method (IDC), wire type (ribbon cable), and functional features (feed through, polarizing key).

Wire gauge compatibility exists within the overlapping range: the main part accepts 28-30 AWG, while the substitute accepts 26-28 AWG. The 28 AWG overlap ensures functional interchangeability for standard applications.

The primary distinction is packaging format (tube versus bulk) and RoHS compliance status, which do not affect electrical or mechanical substitution criteria.

Parameter Comparison

Engineering Selection Recommendations

The 3M 89124-0101 is electrically and mechanically equivalent to the Amphenol ICC 66900-324 for applications requiring 24-position IDC ribbon cable connectors with 0.100" pitch and gold-plated contacts.

Selection between these parts should be based on:

Regulatory compliance requirements: The 3M 89124-0101 is ROHS3 compliant, while the Amphenol ICC 66900-324 is RoHS non-compliant. Applications subject to RoHS regulations must use the 3M substitute.

Wire gauge specifications: Verify that your ribbon cable falls within the 28 AWG overlap range. Applications using 29-30 AWG exclusively require the Amphenol ICC part; applications using 26-27 AWG exclusively require the 3M part.

Packaging and procurement: The Amphenol ICC part is supplied in tube packaging; the 3M part is supplied in bulk packaging. Procurement volume and handling requirements may influence selection.

Availability: The 3M 89124-0101 has significantly higher inventory (6790 units) compared to the Amphenol ICC 66900-324 (1049 units).

Frequently Asked Questions (FAQ)

Q: Can the 3M 89124-0101 directly replace the Amphenol ICC 66900-324 in existing designs?

A: Yes, for applications using 28 AWG ribbon cable. The connectors are mechanically and electrically equivalent in all critical parameters: 24 positions, 0.100" pitch, 2-row configuration, IDC termination, gold contacts, and polarizing key features. Verify your cable gauge falls within the 26-28 AWG range of the 3M part.

Q: What is the wire gauge compatibility between these parts?

A: The Amphenol ICC 66900-324 accepts 28-30 AWG; the 3M 89124-0101 accepts 26-28 AWG. The 28 AWG specification is common to both parts. If your application uses 29-30 AWG cable, only the Amphenol ICC part is suitable. If your application uses 26-27 AWG cable, only the 3M part is suitable.

Q: Does the packaging difference (tube versus bulk) affect connector performance?

A: No. Packaging format does not affect electrical or mechanical performance. The difference is purely logistical and relates to procurement, storage, and handling. Select based on your supply chain requirements.

Q: Why is the 3M part RoHS3 compliant while the Amphenol ICC part is not?

A: RoHS compliance status reflects manufacturing and material standards at the time of production. The 3M 89124-0101 meets current RoHS3 requirements; the Amphenol ICC 66900-324 does not. For applications in regulated industries or regions requiring RoHS compliance, the 3M substitute is mandatory.

Q: Are there any performance differences between these connectors?

A: No performance differences exist in the specified parameters. Both connectors feature identical contact finish thickness (30.0µin), identical pitch and row spacing, identical mounting type, and identical functional features. Performance is equivalent for IDC ribbon cable applications within the compatible wire gauge range.