3M Scotchlok Terminals, Kits, and Tools

For over 30 years, 3M has been a leading supplier of Scotchlok terminals, disconnects, connectors, and tools for high-performance applications in the assembly and maintenance of electrical systems. Known for their effective and reliable performance, 3M products are UL Listed and CSA Certified where appropriate. They offer a variety of types, sizes, and materials to meet a broad application range, including demanding temperature and weather conditions. Design features ensure easy installation, including positive and easy wire insertion, elimination of strand hang-ups and wire twisting, and easy insulation entry, making the installer's job easier.

Product Attributes

• Brand: 3M Scotchlok
• Certifications: UL Listed and CSA Certified (where appropriate)
• Material: Copper (ETP), Brass (sleeves)
• Insulation Materials: Vinyl, Nylon
• Temperature Ratings: Non-insulated terminals up to 347F (175C); Insulated terminals up to 221F (105C); High Temperature terminals up to 900F (482C)
• Wire Range: 26 AWG to 4/0 AWG, 250 kcmil

Technical Specifications

Key Features & Construction:

• One-piece, burr-free construction for maximum electrical conductivity.
• Electrical bright-tin plating for maximum corrosion resistance.
• Annealing relieves stress points for maximum installed strength.
• Barrel-to-pad transition minimizes flexing and bending.
• Open-end design allows visual inspection of wire location.
• Multiple V grooves in #264 AWG parts for maximum wire hold.
• Injection-molded insulations (vinyl/nylon) are rated at 221F (105C), featuring funnel barrel construction, crimp ridge, and non-slip ridge.
• Nylon insulated terminals with grip feature a brass sleeve for optimum grip and strain relief, with recessed sleeves for flash-over protection.
• Beveled leading edge for easy wire insulation entry.
• Barrel Styles: Non-Insulated (Butted Seam, Brazed Seam), Vinyl Insulated, Nylon Insulated (with Insulation Grip), Heat Shrink, High Temperature.

Terminal Types Include:

• Ring Tongues
• Multi-Stud Ring Tongues
• Standard Forks
• Block Forks
• Flanged Block Forks
• Locking Forks
• Butt Connectors
• Female Disconnects
• Male Disconnects
• Flags
• Multi-Stack Disconnects
• Adapters
• Closed End Connectors
• Parallel Connectors
• Pin Terminals

Tools:

• TH-440: Compact, heat-treated carbon steel tool for 22-10 AWG terminals. Features include anvil-type wire cutter, crimp dies for insulated/non-insulated terminals, cut-off dies for screws, and wire stripping stations.
• TH-450: Heavy-duty, heat-treated carbon steel tool for 26-6 AWG terminals. Features include anvil-type wire cutter, multiple crimp dies for various terminal types, cut-off dies, and wire stripping stations.
• TR-482: Ratchet tool for 22-10 AWG insulated terminals and connectors. Crimp dies are color-coded for wire ranges. Features field re-calibration and a positive closure ratchet mechanism.
• TR-490: Ratchet tool for 22-10 AWG insulated and non-insulated terminals and connectors. Features color-coded crimp dies for insulated terminals and separate dies for non-insulated terminals. Allows independent crimping of barrel and insulation grip.

Kits:

• STK-1 (Filled): Contains a variety of popular low voltage termination products, including terminals, a crimping tool (TH-440), tape dispenser, and cable ties. Housed in a durable metal box.
• Scotchlok Steel Terminal Box (Empty): Metal case with plastic insert tray for organizing terminals and tools.
• Scotchlok Plastic Terminal Box (Empty): Plastic organizing box for terminals.

Dimensions:

American Wire Gauge (AWG) to Stud Size Conversion: