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3M 61S Non-Insulated Butt Connector

The 3M 61-S butt connector is a non-insulated, seamless connector crafted from tin-plated, annealed copper. Its double-length, round seamless barrel with a center stop is designed to permanently connect to the pre-stripped end of stranded copper wires. This connector is ideal for various electrical applications, including building wire and signs or fixtures, and is rated for a maximum voltage of 600 volts. It's a reliable solution for creating secure and lasting electrical connections in diverse industrial settings.

Authorized Distributors
Source:DigiKey
Part No:61-S
Stock:985
Inv Date:05-29-2026
Price: Unit price: $0.27
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Part No:61-S
Stock:974
Inv Date:05-30-2026
Price: Unit price: $0.27
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Part No:61-S
Stock:0
Inv Date:05-29-2026
Price: Unit price: $0.16
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Part No:61-S
Stock:0
Inv Date:05-29-2026
Price: Unit price: $0.1323
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Part No:61-S
Stock:0
Inv Date:05-29-2026
Price: Unit price: $0.1323
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Part No:61S
Stock:1
Inv Date:05-28-2026
Price: N/A
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3M 61S Non-Insulated Butt Connector Specifications:

  • Wire Range: 22-18, 16-14, 12-10 AWG
  • Barrel Thickness: See Table Above
  • Barrel Length: See Table Above
  • Barrel ID: See Table Above
  • Terminal Material: ETP Copper
  • Terminal Plating: Tin
  • Maximum Current: Same as Wire
  • Crimp Tool: TH-440, TH-450, TR-490
  • Barrel Seam: Seamless
  • UL Listing: UL Listed
  • CSA Certification: CSA Certified
  • Voltage Rating: 600 Volts Maximum
  • Temperature Rating: 221°F (105°C) Maximum

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Frequently Asked Questions

Where can I buy 3M 61S?

You can click on the BUY or RFQ button to purchase 61S from an authorized 3M distributor.

How do I troubleshoot issues or seek technical support for part 61S?

You can download the 61S datasheet or visit the 3M website for support.

Who is the manufacturer of 61S?

3M

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