Heat Shrink Solder Sleeve Crimpless Butt Connector

Brief Overview

These heat-shrink solder-sleeve butt connectors eliminate the need for crimping tools while delivering a mechanically and electrically sound wire connection. Each sleeve features an integrated solder core and thermal-adhesive fill, activated by heat application. This 100-piece pack in white offers a straightforward solution for electrical assembly, repair, and maintenance work. When you need a faster alternative to traditional crimping, consider pairing this product with complementary heat-shrink connector solutions or expanding your connector range with larger quantity packs.

Key Features

• Integral Solder Core: Pre-loaded with solder for automatic bonding when heated
• Thermal-Adhesive Adhesive Fill: Seals and insulates simultaneously; no separate sealing step required
• Crimpless Design: Eliminates the need for specialized crimping equipment
• Heat-Activated Operation: Simply apply heat (solder iron or heat gun) to activate and complete the joint
• Translucent Sleeve: White polyolefin material allows visual inspection of the connection process
• 100-Piece Quantity: Bulk pack suitable for small to mid-size production runs and field kits

Business Advantages for Resellers

• Low Barrier to Entry: Customers need only a heat source; no investment in crimping pliers or presses
• High Turnover Potential: Consumable product with repeat-purchase cycle; ideal for regular stocking
• Simplified Inventory: Single SKU covers a broad range of small-gauge wire connections (typical 16–22 AWG range)
• Competitive Margin: Manufacturing cost-to-retail ratio supports healthy wholesale pricing
• Field Technician Appeal: Mechanics, electricians, and automotive technicians value the speed and simplicity of this method

Technical Specifications

Specification	Detail
Product Type	Heat-Shrink Solder-Sleeve Butt Connector
Quantity per Pack	100 pieces
Sleeve Color	White
Core Material	Polyolefin (heat-shrinkable)
Internal Fill	Pre-loaded solder + thermal-adhesive adhesive
Activation Method	Heat application (solder iron, heat gun, or hot air)
Wire Gauge Compatibility	Typically 16–22 AWG (confirm wire diameter before use)
Insulation Rating	Sealed and insulated after heat activation
Applications	Automotive wiring, aircraft assembly, industrial electrical repair, small-gauge wire joining

How It Works

1. Insert Wire Ends: Strip and insert the two wire ends into the sleeve from opposite ends until they meet in the center.
2. Apply Heat: Use a solder iron, heat gun, or hot-air station to heat the sleeve (typically 120–150 °C / 250–300 °F).
3. Automatic Solder Flow: As the sleeve heats, the pre-loaded solder core melts and flows, creating a metallurgical bond.
4. Adhesive Activation: Simultaneously, the thermal adhesive melts and flows, sealing the connection and providing waterproof insulation.
5. Cool and Inspect: Allow to cool naturally. The connection is complete and ready for service.

Why Choose This Product?

Unlike traditional crimping, which requires tool investment and skill calibration, these solder sleeves offer a passive, repeatable method. The dual-function (solder + adhesive) eliminates secondary sealing steps. For resellers, this translates to a product that appeals to cost-conscious end users and professionals who value simplicity and speed.

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Stock this 100-piece pack as a core consumable for electrical assembly, automotive wiring, and field repair applications. Strong margins, reliable demand, and minimal customer support overhead make this an essential addition to your connector and fastening inventory.