WF412 - Wire Ferrules with Heat Shrink Tubes, 4awg, 6 Red/6 Black

The WF412 is a 12-piece wire ferrule kit designed to create clean, secure, professional-grade terminations on 4AWG power and ground cables. Ferrules with heat shrink tubing prevent wire fraying, reduce resistance at connection points, and keep high-current installations looking factory-clean. Ideal for amplifier power leads, ground runs, and distribution block connections in 12V car audio systems.

• Quantity: 12 ferrules total — 6 red (positive) and 6 black (negative)
• Wire gauge: Rated for 4AWG cable
• Heat shrink included: Integrated heat shrink tubing provides strain relief and insulation at each termination
• Color-coded: Red and black sleeves simplify polarity identification during installation
• Application: Compatible with amplifier power/ground leads, battery terminals, and distribution blocks
• Function: Crimped barrel prevents strand separation, improving contact reliability and long-term connection integrity