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The WIREMOLD / LEGRAND S166B is a surface mount wall box designed for communication and active wiring applications, featuring a slide cover for access and protection. This unit mounts directly to wall surfaces without requiring in-wall cutouts, making it a practical solution for retrofit and new-construction low-voltage communication installations. It is sold individually and suited for electricians and low-voltage technicians handling structured wiring, data, or communication outlet installations in both residential and light commercial environments.
The S166B fits typical communication wiring scenarios where a clean, accessible surface-mounted enclosure is needed. The slide cover provides a protective closure over the active components while allowing quick access during service or inspection. This unit is appropriate for installations where recessed wall boxes are not feasible, such as concrete or masonry walls, or where surface raceway systems are already in use.
Designed as an OEM-style surface mount enclosure for low-voltage communication and active wiring applications in residential and light commercial installations.
Installation is typically performed by a licensed electrician or certified low-voltage technician. De-energize all circuits in the work area before beginning installation and verify with a non-contact voltage tester. Mounting hardware should be appropriate for the wall substrate, whether drywall, wood, masonry, or concrete. Follow local electrical codes and NEC guidelines for low-voltage communication wiring enclosures.
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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