About This

• Complete butt connector kit includes: one insulated ratcheting crimping tool, a rugged storage case, 490 insulated terminals (red/blue/yellow for 0.5-1.5/1.5-2.5/4-6mm²), and 110 heat shrink tubes. After crimping, slide a tube over the terminal and apply heat to form a waterproof, vibration-proof seal that resists moisture and pull-out. These heat shrink butt connectors waterproof your splices, delivering much more secure connections than bare crimps – ideal for marine and automotive
• Foolproof Color‑Matched Crimping：No more confusion over which terminal goes where. The tool’s jaws are clearly marked with three color zones – red, blue, and yellow – each engraved with its wire range. Simply match terminal color to the same-colored die; works perfectly for butt connectors, rings, and spades. This intuitive system eliminates errors, saves time, and is especially helpful for beginners, while still satisfying professional electricians
• Effortless Ratcheting Action & Ergonomic Insulated Handle: Built with a heavy‑duty ratcheting mechanism, this crimper requires significantly less hand force than ordinary pliers – delivering smooth, consistent crimps with minimal fatigue. The newly designed ergonomic grip fits comfortably in your palm, reducing strain during long or repetitive jobs. The forced-lock design only releases after a full crimp, guaranteeing a uniform crimp
• Durable, High‑Precision Construction: Forged steel jaws with stand thousands of crimps without losing alignment. Terminals are made of tin-plated copper with premium PVC insulation, offering excellent conductivity and corrosion resistance. The precision‑machined dies produce a tight crimp that holds wire firmly, while the over‑molded insulation adds long‑term safety
• Versatile for household wiring, workshop repairs, motorcycles, trucks, and marine electronics – anywhere you need butt connectors heat shrink for safe, insulated splices. Comes with a rugged storage case with custom compartments for tidy organization and easy portability, making this a professional-grade kit that covers all your daily electrical needs

Overview

• Brand : YUWEIC
• Color : Black, Red
• Product Dimensions : 10.39"L x 8.07"W
• Handle Material : Acrylonitrile Butadiene Styrene (ABS)
• Grip Type : Ergonomic