About This

THICKEN TINNED COPPER CORE: Heat Shrink Butt Connectors adopt tinned red copper(99.9%purity) and heat shrink tubing with adhesive, which ensures strong secure crimping every time. Thick copper barrel provides minimal voltage drop, high current flow and less heat. These will prevent short circuits and and make your connection projects safer and better
EASY TO USE: Strip wire insulation and insert into shrink butt connectors, crimp the copper barrel with crimper to compress two ends of the wire together and heat with a hot air gun or small torch; Just a few seconds; No soldering kit required; Besides, transparent sleeve provides precise inspection when strip and insert wires inside
WATERPROOF AND FLAME RETARDANT: Insulation tubing features a unique dual-walled design; Adhesive lined inside the 3:1 heat shrink connector will exude hot melt adhesive when evenly heated, shrinks quickly and adheres to wire insulation, which ensure 360 degree secure seal and excellent waterproof property; Insulated waterproof marine grade crimp terminals can be used underground
DURABILITY AND SAFETY: The polyolefin heat shrink tubing provides the high tensile strength and resistance to stretch and minimize mechanical damage, so there's no worry of rat chewing or similar physical damage issues; The thick tinned copper and seamless barrel design ensures strong and secure crimping all the time with no issues of wire coming off
GREAT VALUE: The package includes 400PCS Yellow heat shrink butt connectors; It allows for factories, enterprises, schools, or stores where butt terminal are used frequently; You deserve it