Belden AX101981 OPTIMAX 62.5 UM LC Fiber Optic Connector - Equivalent & Substitute Parts

Part Overview

The Belden AX101981 is an OPTIMAX 62.5 UM LC fiber optic connector classified as obsolete. This connector is designed for fiber optic applications requiring LC-type connectivity with 62.5 micrometer core diameter specifications. Due to its obsolete product status, identifying functionally equivalent active alternatives is essential for ongoing system maintenance, repairs, and new installations where legacy component compatibility is required.

Substiute Parts

AX101981

Belden Inc.In Stock: 831AX101981 Datasheet

Current PartRFQ

AX105200-S1

Belden Inc.In Stock: 755AX105200-S1 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution for the AX101981 is determined by the following critical parameters:

• Connector Type: LC interface standard
• Fiber Category: Multimode fiber optic connectivity
• Manufacturer Continuity: Belden Inc. maintains product line compatibility
• Regulatory Compliance: REACH Unaffected and EAR99 classification maintained
• Product Status: Active substitute available to replace obsolete component

The substitute part AX105200-S1 maintains functional equivalence through identical connector type, fiber optic category classification, and regulatory compliance framework. The transition from obsolete to active status ensures continued availability and supply chain reliability.

Parameter Comparison

Engineering Selection Recommendations

The AX105200-S1 serves as the direct substitute for the obsolete AX101981 based on the following engineering criteria:

• Regulatory Alignment: Both components maintain identical REACH and ECCN classifications, ensuring compliance with export control and environmental regulations.
• Manufacturer Consistency: Belden Inc. designation for both parts ensures design continuity and quality standards.
• Product Lifecycle: The AX105200-S1 active status provides assured long-term availability, supply chain stability, and manufacturer support compared to the obsolete AX101981.
• Tariff Classification: Identical HTSUS coding confirms equivalent product classification for procurement and customs purposes.

Selection of the AX105200-S1 eliminates obsolescence risk while maintaining functional and regulatory equivalence.

Frequently Asked Questions (FAQ)

Q: Can the AX105200-S1 directly replace the AX101981 in existing installations?

A: Yes. Both components are Belden Inc. fiber optic connectors with identical REACH and ECCN classifications. The AX105200-S1 maintains the same regulatory compliance framework and product category as the AX101981.

Q: What is the primary difference between these two parts?

A: The AX101981 is classified as obsolete, while the AX105200-S1 is active. The AX105200-S1 is supplied in bulk packaging, whereas the AX101981 packaging specification is not provided.

Q: Are there inventory considerations when selecting between these parts?

A: Both components are currently in stock. The AX101981 has 736 pieces available, and the AX105200-S1 has 691 pieces available. For new designs and ongoing procurement, the AX105200-S1 is recommended due to its active product status.

Q: Do these parts share the same tariff classification?

A: Yes. Both the AX101981 and AX105200-S1 are classified under HTSUS code 8536.70.0000, confirming equivalent product categorization for import/export and procurement documentation.

Q: Is the AX105200-S1 suitable for applications originally designed for the AX101981?

A: Yes. Identical manufacturer, connector category, regulatory compliance, and tariff classification confirm functional and regulatory equivalence for direct substitution.