Ancor Heat Shrink Butt Connectors 25 Pack

Ancor 320125 Heat Shrink Step-Down Butt Connectors are designed for secure and watertight wire connections. The connectors feature a 4:1 shrink ratio tubing with clear heat shrink material that allows you to verify proper crimps. Suitable for universal fit applications, they include color-coded stripes for die selection and an installation indicator. Ideal for electrical repairs or marine, automotive, and industrial projects needing reliable seals.