800-Piece Solder Seal Wire Joint Kit Transparent Heat Shrink Butt Joints Waterproof Electrical Cable Repair Set 3 1 Shrink Ratio No Crimping Need

800-Piece Solder Seal Wire Joint Kit Transparent Heat Shrink Butt Joints Waterproof Electrical Cable Repair Set 3 1 Shrink Ratio No Crimping Need Complete 800-Piece Assortment: Includes 265 solder seal wire joints (70 white, 80 red, 80 blue, 35 yellow) and 535 black heat shrink tubes (φ3mm, 20mm length). A generous supply for automotive, marine, home wiring, and outdoor cable repair projects. Waterproof & Secure Seal: Each joint contains a low-temperature solder ring and two hot melt adhesive bands. When heated, they melt and flow to create a 3:1 shrink ratio, fully sealed, waterproof connection that prevents moisture and oxidation. No Crimping, No Soldering Iron: Simply insert the wires and apply heat evenly with a 1500-2000W heat gun (not included). The solder melts and the tubing shrinks simultaneously to form a strong, lasting bond in seconds, saving time and effort. Transparent Inspection Design: The clear heat shrink tubing allows you to visually verify the solder flow and wire connection, ensuring a reliable joint every time. Wide Application: Ideal for electronics, railways, ships, automobiles, motorcycles, aerospace, and other industrial or outdoor wiring tasks. Compatible with a broad range of wire gauges. Key Features：Complete 800-Piece Assortment: Includes 265 solder seal wire joints (70 white, 80 red, 80 blue, 35 yellow) and 535 black heat shrink tubes (φ3mm, 20mm length). A generous supply for automotive, marine, home wiring, and outdoor cable repair projects. Waterproof & Secure Seal: Each joint contains a low-temperature solder ring and two hot melt adhesive bands. When heated, they melt and flow to create a 3:1 shrink ratio, fully sealed, waterproof connection that prevents moisture and oxidation. No Crimping, No Soldering Iron: Simply insert the wires and apply heat evenly with a 1500-2000W heat gun (not included). The solder melts and the tubing shrinks simultaneously to form a strong, lasting bond in seconds, saving time and effort. Transparent Inspection Design: The clear heat shrink tubing allows you to visually verify the solder flow and wire connection, ensuring a reliable joint every time. Wide Application: Ideal for electronics, railways, ships, automobiles, motorcycles, aerospace, and other industrial or outdoor wiring tasks. Compatible with a broad range of wire gauges.

Technical Specifications：Type: Solder seal wire joints + heat shrink tubes Material: PE (Polyethylene) heat shrink tubing, low-temperature solder ring, hot melt adhesive Shrink Ratio: 3:1 Waterproof: Yes (dual adhesive seal) Color: Transparent joints with color-coded rings; black heat shrink tubes Total Quantity: 800 pieces Solder seal wire joints (White) SST-S11: 70 pcs Solder seal wire joints (Red) SST-S21: 80 pcs Solder seal wire joints (Blue) SST-S31: 80 pcs Solder seal wire joints (Yellow) SST-S41: 35 pcs Heat shrink tubing (Black, φ3mm, cut length 20mm): 535 pcs Heat Source Required: 1500-2000W heat gun (not included)

Package Contents：70 × Solder Seal Wire Joints (White, SST-S11) 80 × Solder Seal Wire Joints (Red, SST-S21) 80 × Solder Seal Wire Joints (Blue, SST-S31) 35 × Solder Seal Wire Joints (Yellow, SST-S41) 535 × Heat Shrink Tubes (Black, φ3mm, 20mm) 1 × Storage Box