12-10 to 16-14 AWG Heat Shrink Crimp & Solder Step-Down Butt Connector - 10 to 500 Pack

This step-down butt connector combines crimp and solder sealing with heat shrink insulation for a strong, corrosion-resistant connection between dissimilar wire sizes. Designed to connect 12-10 AWG wire to 16-14 AWG wire, it ensures long-lasting performance in automotive and low-voltage electrical systems where space, durability, and vibration resistance matter.

Specifications & Features

• Wire Size Compatibility: 12–10 AWG to 16–14 AWG
• Connector Type: Step-down butt connector
• Insulation Type: Dual-wall heat shrink with adhesive lining
• Sealing Method: Internal low-temp solder ring for improved conductivity
• Color-coded sleeves provide quick identification by gauge
• Designed for automotive, trailer, and low-voltage electrical repairs