Switchcraft 383A Adapter Connector: Equivalent & Substitute Parts

Part Overview

The Switchcraft 383A is a 3-position socket to 1/4" phone jack adapter connector designed for stereo audio applications. This adapter converts a 3-position female audio connector to a 6.35mm (0.250", 1/4") stereo phone jack. The part features insulation, a locking mechanism, and shielding for reliable audio signal transmission.

The 383A is currently listed as obsolete. Identifying equivalent substitute parts is necessary to maintain system compatibility and ensure continued availability for applications requiring this specific connector conversion.

Substiute Parts

383A

Switchcraft Inc.In Stock: 1006383A Datasheet

Current PartRFQ

383AX

Switchcraft Inc.In Stock: 791383AX Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution for the Switchcraft 383A is determined by the following critical parameters:

• Connector conversion specification: 3-position female audio socket to 6.35mm stereo phone jack
• Mechanical compatibility: Identical connector interfaces on both adapter ends
• Electrical characteristics: Stereo audio signal path with shielding
• Physical features: Insulated construction with locking mechanism

The 383AX meets all these substitution criteria as a direct equivalent from the same manufacturer and series.

Parameter Comparison

Engineering Selection Recommendations

The 383AX is the direct substitute for the obsolete 383A. Both parts are manufactured by Switchcraft Inc. within the Q-G® series and provide identical mechanical and electrical conversion functionality.

The 383AX offers improved regulatory compliance, meeting ROHS3 standards, whereas the 383A is RoHS non-compliant. Both parts maintain REACH Unaffected status and share identical export classification (EAR99) and tariff codes.

For new designs or replacement applications, the 383AX is the appropriate selection due to its active product status and enhanced compliance profile.

Frequently Asked Questions (FAQ)

Q: Can the 383AX directly replace the 383A in existing applications?

A: Yes. The 383AX provides identical connector conversion functionality, mechanical interface, and electrical characteristics. Both parts convert a 3-position female audio socket to a 6.35mm stereo phone jack with identical feature sets.

Q: What is the difference between the 383A and 383AX?

A: The primary differences are product status and regulatory compliance. The 383A is obsolete and RoHS non-compliant, while the 383AX is an active product meeting ROHS3 standards. Functionally and mechanically, both parts are equivalent.

Q: Are there packaging differences between these parts?

A: The 383A was supplied in standard packaging, while the 383AX is available in bulk packaging. This distinction does not affect electrical or mechanical compatibility.

Q: Do both parts support stereo audio applications?

A: Yes. Both the 383A and 383AX are designed for stereo audio signal transmission with shielded construction and locking mechanisms to ensure reliable connections.

Q: What are the key parameters for substitution compatibility?

A: Substitution compatibility is determined by the connector conversion specification (3-position female audio socket to 6.35mm stereo phone jack), mechanical interface compatibility, shielding, insulation, and locking mechanism presence.