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The PRO-SOURCE TSL-300-S-FT-PRO is a standard-duty nylon cable tie rated for general bundling and fastening applications in electrical, HVAC, plumbing, and mechanical installations. Measuring 11.9 inches in overall length and 3/16 inch (0.19 inches) in width, this tie delivers a 50 lb tensile strength with a maximum bundle diameter of 84 millimeters. Constructed from natural-colored nylon, it meets multiple military and UL standards, making it a reliable choice for use in both equipment assembly and field service work. Licensed tradespeople and installers use these ties for wire harness management, conduit bundling, and equipment securing tasks where a dependable, code-recognized fastener is required.
This cable tie is suited for residential and light commercial electrical, HVAC, and mechanical applications. It performs across a wide temperature range, from -40 degrees F to 185 degrees F, covering most indoor and outdoor service environments. Electricians use these ties for panel wiring and wire management. HVAC technicians use them for securing control wiring, sensor leads, and refrigerant line insulation. The natural nylon color is standard for non-UV-exposed interior installations.
Designed as a standard one-piece nylon cable tie for general electrical, HVAC, and mechanical wire and component bundling applications where a 50 lb rated, 11.9-inch tie is specified.
Installation requires no tools beyond a cable tie tensioning tool or hand tightening. Always de-energize circuits before bundling or repositioning control wiring in electrical panels or equipment. Follow NEC guidelines when routing and securing wire harnesses. Avoid over-tightening on insulated conductors to prevent insulation damage.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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