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The 3M 7000132516 is a heat shrinkable cable breakout boot designed for dependable insulating and sealing of cable breakouts in multiconductor armored or sheathed cables and conduit ends. Sold as a single unit, this boot carries the model designation HDBB-415-1-250 and features a 4-way outlet configuration in black. It is constructed from flame retardant, cross-linked polyolefin and meets material requirements of MIL-I-81765-1. An internal adhesive coating is factory-applied to ensure reliable environmental sealing once the boot is shrunk in place. Electrical and mechanical protection are both addressed in a single component, making it a compact solution for demanding cable management applications.
This boot is suited for use in industrial, commercial, and utility installations where multiconductor armored or sheathed cables require a clean, sealed breakout point. Typical applications include conduit end sealing, cable splice protection, and cable entry sealing in control panels, junction boxes, and similar enclosures. The 4-way outlet geometry accommodates branching cable runs where one cable separates into four conductors or sub-cables. Electricians and instrumentation technicians handling medium- to high-voltage multiconductor cable installations are the primary installers of this component.
Designed for use with multiconductor armored or sheathed cables and conduit ends where an insulating and sealing cable breakout boot is required.
Installation is typically performed by licensed electricians or instrumentation technicians working under applicable NEC guidelines. De-energize and lock out the circuit before handling any cable terminations or breakout components. Position the boot over the cable breakout point before applying heat evenly with a heat gun, working from the center outward to activate the internal adhesive and achieve a uniform shrink. Avoid open flame tools, as uneven heat application can damage the boot or compromise the environmental seal.
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