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THOMAS & BETTS RB4TB Nylon Insulated Wire Joint

The THOMAS & BETTS RB4-TB is a nylon insulated crimp-on wire joint providing a secure and reliable terminating point for groups of wires. Constructed from durable nylon with a tin-plated finish, this joint offers excellent electrical insulation and corrosion resistance. It is suitable for a variety of applications including electrical installations, automotive wiring, and general-purpose wire connections. The joint accommodates wire ranges from 18 to 16 AWG and is rated for 600V and temperatures up to 221°F, ensuring safe and dependable performance.

Authorized Distributors
Source:Newark
Part No:RB4-TB
Stock:3
Inv Date:06-16-2026
Price: Unit price: $355.41
Buy/RFQ:
Source:DigiKey
Part No:RB4-TB
Stock:0
Inv Date:06-16-2026
Price: Unit price: $0.40966
Buy/RFQ:
Part No:RB4-TB
Stock:2000
Inv Date:06-17-2026
Price: Unit price: $0.78
Buy/RFQ:
Part No:RB4-TB
Stock:1765
Inv Date:06-16-2026
Price: Unit price: $0.85
Buy/RFQ:
Part No:RB4-TB
Stock:20008
Inv Date:06-16-2026
Price: Unit price: $0.667
Buy/RFQ:
Part No:RB4-TB
Stock:20008
Inv Date:06-16-2026
Price: Unit price: $0.667
Buy/RFQ:

THOMAS & BETTS RB4TB Nylon Insulated Wire Joint Specifications:

  • Application: Provides terminating point for a group of wires run-ning in one direction.
  • Standard: UL E9809
  • Material: Nylon
  • Finish: Tin Plated
  • Color: White
  • Voltage Rating: 600 V
  • Temperature Rating: to 221 F ; 105 C
  • Wire Range: 2#18 - 2#16
  • Length: 0.78 Inches
  • Width: 0.31 Inches
  • Inner Quantity: 1000
  • Inner Dimensions (inches): 6.1x5.1x4.19
  • Outer Quantity: 10000
  • Outer Dimensions (inches): 12.9x10.7x10.9
  • Weight Uom: 1 lbs. per 100
  • Application Tools: WT2000
  • UNSPSC: 39121452
  • IGCC: 4677

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Frequently Asked Questions

Where can I buy THOMAS & BETTS RB4TB?

You can click on the BUY or RFQ button to purchase RB4TB from an authorized THOMAS & BETTS distributor.

How do I troubleshoot issues or seek technical support for part RB4TB?

You can download the RB4TB datasheet or visit the THOMAS & BETTS website for support.

Who is the manufacturer of RB4TB?

THOMAS & BETTS

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