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R157 extension cord 3 inch is a short Pro Value Series connector cable used to extend the wires on Pro branded LED lights, power supplies, lead cords, and switches. This focused role keeps low voltage connections within reach when components need a small offset in cabinets or display runs. The TXT 3'L extension cord format adds a defined amount of length, which helps keep wiring layouts controlled instead of leaving excess slack. The manufacturer part number L-EXTCON-3IN-1 directly ties this cord to Pro branded LED system components, supporting consistent connection points. A low voltage wire hole size of 13mm, or 1/2 inch, guides the drilling dimension when routing this cord through panels. That fixed hole size makes layout planning straightforward across casework, furniture, and fixture panels where Pro LED parts are installed.
This TXT 3'L extension cord works as a defined-length bridge between Pro branded LED lights, power supplies, lead cords, and switches, so layout changes stay controlled rather than guessed. The 3 inch extension identity from the R157 naming keeps the added span small, which is useful when only slight repositioning is needed behind cabinet faces or inside display frames. Because it is a low voltage cord, it aligns with the low voltage side of Pro LED lighting systems, keeping these runs separate from line-voltage paths in a project. The 13mm, or 1/2 inch, low voltage wire hole size connects directly to drilling operations, so cord paths through wood or composite panels follow a repeatable diameter on every job.
The TXT 3'L extension cord is used to extend the wires on Pro branded LED lights, which places it between light fixtures and the rest of the Pro lighting setup. Its 3 inch length provides just enough wire to shift a Pro branded LED light into a better location in a cabinet or case while preserving the intended circuit layout. Because it is also used with Pro branded power supplies, lead cords, and switches, this cord can sit at several points in a low voltage chain, tying Pro components together when standard leads fall slightly short. Within the Pro Value Series lighting category, this position as a connector and connecting cable helps consolidate how low voltage segments reach each other inside woodworking and display projects.
The specified low voltage wire hole size of 13mm, or 1/2 inch, gives an exact drilling dimension when routing this extension cord through cabinet sides, shelves, or display panels, which simplifies boring operations during shop or field work. Using that set hole size across all openings for this cord keeps the fit consistent, helping the cord pass through without crushing while avoiding oversized, sloppy cuts in finished material. The short 3 inch extension reach, reflected in the R157 extension cord 3 inch naming, limits excess looped wire, which matters in shallow cabinets or tight valance spaces. As part of the Pro Value Series connectors and connecting cables group, this cord keeps low voltage wiring neatly segmented, which supports straightforward tracing and service whenever Pro branded LED lights, power supplies, lead cords, or switches are adjusted or relocated within the same run.
The R157 extension cord 3 inch is used to extend the wires on Pro branded LED lights, power supplies, lead cords, and switches, providing a short bridge when components sit slightly apart.
The extension cord is used between Pro branded LED lights and related Pro components, giving a small added length so fixtures can be positioned where needed along a low voltage run.
The TXT 3'L extension cord uses a low voltage wire hole size of 13mm, or 1/2 inch, which guides the drilling diameter when routing it through cabinet or fixture panels.
The TXT 3'L extension cord fits anywhere a short extension is needed between Pro branded LED lights, power supplies, lead cords, or switches within the same low voltage chain.
This product is described as a low voltage wire, so it is positioned for the low voltage side of Pro branded LED lighting systems rather than line-voltage wiring.
The L-EXTCON-3IN-1 part number identifies this item as a TXT 3'L extension cord for Pro branded LED lights, power supplies, lead cords, and switches within the Pro Value Series.
The TXT 3'L extension cord from the Pro Value Series gives a defined 3 inch extension between Pro branded LED lights, power supplies, lead cords, and switches, which supports tidy low voltage layouts. Its 13mm, or 1/2 inch, low voltage wire hole size ties directly to drilling work, helping cord routing stay consistent across cabinets, fixtures, and displays. For projects built around Pro branded LED lighting components, the R157 extension cord 3 inch and part number L-EXTCON-3IN-1 provide a targeted way to bridge short gaps without altering the overall system design.
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