3M 14-14S-W Ring Terminal Connector - Equivalent & Substitute Parts

Part Overview

The 3M 14-14S-W is a non-insulated ring terminal connector designed for 8 AWG wire applications with a 1/4" stud connection. This circular terminal features a brazed seam construction and tin-plated copper contact material, suitable for free-hanging in-line mounting configurations. The part is ROHS3 compliant and currently active in production with 767 units in stock. Equivalent parts are identified when identical functional specifications and electrical performance characteristics are maintained across the same terminal category.

Substiute Parts

14-14S-W

3MIn Stock: 78914-14S-W Datasheet

Current PartRFQ

P8-14R-Q

Panduit CorpIn Stock: 1385P8-14R-Q Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

The Panduit Corp P8-14R-Q qualifies as a functional equivalent based on the following critical substitution parameters:

• Terminal Type: Both parts are circular ring terminals
• Wire Gauge: Both accommodate 8 AWG wire
• Stud Size: Both feature 1/4" stud connection
• Termination: Both use crimp termination method
• Insulation: Both are non-insulated designs
• Contact Material: Both use copper with tin plating
• Mounting Configuration: Both are free-hanging in-line terminals
• Construction: Both feature brazed seam design
• Regulatory Compliance: Both are ROHS3 compliant

Dimensional variations (thickness and overall length) fall within acceptable tolerances for this terminal category and do not affect electrical performance or mechanical compatibility with standard 1/4" stud applications.

Parameter Comparison

Engineering Selection Recommendations

Both the 3M 14-14S-W and Panduit P8-14R-Q are active production parts with ROHS3 compliance. Selection between these equivalents should be based on:

• Inventory Availability: 3M 14-14S-W has 767 units in stock; Panduit P8-14R-Q has 1296 units in stock
• Regulatory Requirements: Both meet ROHS3 compliance; Panduit part includes REACH Unaffected status
• Dimensional Fit: The Panduit part is slightly thinner (0.040" vs 0.050") and longer (1.140" vs 0.950"), which may affect space constraints in compact assemblies
• Series Designation: Panduit part is designated as Pan-Term® series

Both parts maintain identical electrical performance characteristics for 8 AWG wire applications with 1/4" stud connections.

Frequently Asked Questions (FAQ)

Q: Can the Panduit P8-14R-Q directly replace the 3M 14-14S-W in existing assemblies?

A: Yes, both parts are functionally equivalent for 8 AWG wire with 1/4" stud connections. However, verify that the dimensional differences (thickness and length) do not conflict with your specific mounting or space requirements.

Q: What are the critical parameters that define substitution eligibility?

A: Wire gauge (8 AWG), stud size (1/4"), terminal type (circular ring), termination method (crimp), contact material (copper with tin finish), and mounting configuration (free-hanging in-line) must remain constant for substitution.

Q: Are both parts suitable for the same environmental conditions?

A: Both parts are ROHS3 compliant and feature brazed seam construction with tin-plated copper contacts. The 3M part has MSL 1 (Unlimited); the Panduit part lists MSL as Not Applicable. Confirm environmental requirements for your specific application.

Q: What is the difference in overall length between these parts?

A: The 3M 14-14S-W is 0.950" (24.13mm) long, while the Panduit P8-14R-Q is 1.140" (28.96mm) long. This 0.190" difference may impact assembly fit in space-constrained designs.

Q: Do both parts use the same contact material?

A: Both use copper with tin plating. The 3M part specifies ETP (Electrolytic Tough Pitch) copper; the Panduit part specifies copper without grade designation. Both provide equivalent electrical performance for this application.