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The PRO-SOURCE TSL-290-S-YB-PRO is a standard-duty nylon cable tie designed for bundling wire harnesses, conduit runs, and general fastening applications in electrical, HVAC, and mechanical installations. Each tie measures 11 inches in overall length and 0.19 inches in width, with a rated tensile strength of 50 lb. The nylon construction handles a temperature range of -40 degrees F to 185 degrees F, making it suitable for both indoor and outdoor service environments. Sold in a 100-piece package, this tie meets MIL-SPEC and UL Listed standards, making it an appropriate choice for jobs where compliance documentation matters. Licensed tradespeople and service technicians will find this a dependable, code-referenced fastening solution for everyday fieldwork.
These cable ties are well-suited for residential and light commercial electrical work, HVAC equipment wiring, panel installations, and mechanical rooms where bundling control wiring or low-voltage cabling is required. The 3.18-inch maximum bundle diameter accommodates a wide range of wire bundle sizes typical in residential service panels, air handler wiring compartments, and conduit staging. Installers working under NEC requirements for wire management will find the UL Listed rating directly applicable to those applications.
Designed as a standard-style cable tie for general-purpose wire bundling and fastening in electrical, HVAC, mechanical, and plumbing rough-in applications where an 11-inch, 50 lb rated nylon tie is specified.
Cable ties of this type are typically installed by electricians, HVAC technicians, and mechanical contractors during wire management and equipment installation phases. De-energize all circuits before bundling active wiring per applicable NEC requirements. Use a cable tie tensioning tool when consistent pull tension is required to avoid over-tightening and potential wire jacket damage. Avoid routing ties across sharp metal edges without edge protection, as abrasion can compromise both the tie and conductor insulation over time.
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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