TM3RA1-66(60) Equivalent & Substitute Parts

Part Overview

The TM3RA1-66(60) is a modular jack connector manufactured by Hirose Electric Co Ltd, designed for 6-position 6-contact (6p6c) applications including RJ11, RJ12, RJ14, and RJ25 standards. This vertical, unshielded through-hole connector features a board lock mechanism and phosphor bronze contacts with gold finish. The part is classified as Last Time Buy, indicating discontinued production status and the necessity to identify compatible substitute components for ongoing procurement and design requirements.

Substiute Parts

TM3RA1-66(60)

Hirose Electric Co LtdIn Stock: 957TM3RA1-66(60) Datasheet

Current PartRFQ

TM3RA1-66(50)

Hirose Electric Co LtdIn Stock: 1088TM3RA1-66(50) Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the TM3RA1-66(60) is determined by the following critical parameters:

• Connector Type: Jack configuration
• Contact Configuration: 6-position 6-contact (6p6c) supporting RJ11, RJ12, RJ14, RJ25 standards
• Mounting Method: Through-hole solder termination
• Orientation: Vertical mounting
• Shielding Classification: Unshielded design
• Compliance: RoHS Compliant status
• Base Product Series: TM3R family

The substitute part TM3RA1-66(50) shares the same base product number (TM3R), manufacturer (Hirose Electric Co Ltd), and core connector classification, establishing compatibility within the modular jack connector category. Both parts maintain RoHS compliance and MSL Level 1 rating.

Parameter Comparison

Engineering Selection Recommendations

The TM3RA1-66(50) is the designated manufacturer-recommended substitute for the TM3RA1-66(60). Selection between these parts should be based on the following criteria:

TM3RA1-66(60): Use only for existing inventory management or legacy system maintenance where Last Time Buy stock remains available (868 Pcs in stock).

TM3RA1-66(50): Recommended for new designs and ongoing procurement due to Active product status and higher current inventory availability (1,066 Pcs in stock). Both parts maintain identical RoHS compliance and MSL ratings, ensuring regulatory consistency across applications.

Frequently Asked Questions (FAQ)

Q: Can TM3RA1-66(50) directly replace TM3RA1-66(60) in existing designs?

A: Both parts are 6p6c modular jack connectors from the TM3R series manufactured by Hirose Electric Co Ltd with identical RoHS and MSL compliance. The TM3RA1-66(50) is the manufacturer-recommended substitute. Verify mechanical fit and electrical performance requirements specific to your application before implementation.

Q: What is the significance of the "(60)" and "(50)" designations?

A: These numeric suffixes indicate variant specifications within the TM3R modular jack family. The TM3RA1-66(50) is designated as the active replacement for the discontinued TM3RA1-66(60).

Q: Are both parts RoHS compliant?

A: Yes. Both TM3RA1-66(60) and TM3RA1-66(50) are RoHS Compliant with MSL Level 1 (Unlimited) rating, suitable for standard industrial and commercial applications.

Q: What packaging options are available?

A: Both parts are supplied in Bulk packaging format.

Q: Should I prioritize the TM3RA1-66(50) for new procurement?

A: Yes. The TM3RA1-66(50) carries Active product status with higher inventory availability, making it the appropriate choice for new designs and ongoing production requirements.