Orbit NEMA 1 Screw Cover Enclosure No KO 18x18x4 18184NK

Product Overview

The Orbit 18184NK is a NEMA 1 indoor screw-cover enclosure designed to house junctions, pull points, control wiring and service terminations in commercial and industrial interiors.

This model measures 18 in W × 18 in H × 4 in D, has a gray finish, and is supplied without knockouts (No KO) for field-configurable conduit or cable entry.

Key Features

• NEMA 1 indoor location rating for general-purpose interior use
• Screw cover door for secure access
• No knockouts (No KO) — enclosure body provided without pre-punched conduit openings
• 18 in W × 18 in H × 4 in D compact footprint
• Gray finish suitable for commercial and maintenance applications
• Wall or surface mount

Function and typical uses

Answer: The Orbit 18184NK is intended to enclose and protect electrical junctions, pull points, control wiring and service connections in interior spaces where a NEMA 1 rating is appropriate.

• Common applications: electrical rooms, junction and pull box work, control wiring, facility maintenance, new construction and service upgrades
• Provides a secure, covered space for terminals and splices with a screw-secured cover

Dimensions and mounting

Answer: The enclosure measures 18 in wide × 18 in high × 4 in deep and is designed for wall or surface mounting.

• Outside dimensions: 18 in W × 18 in H × 4 in D
• Mounting type: wall or surface mount (use appropriate hardware for substrate)

Configuration and knockouts

Answer: This SKU is supplied without knockouts (No KO). There are no factory-punched conduit or cable openings; field layout and entry must be provided during installation.

• No factory knockouts — installers will need to create or provide conduit entry points consistent with site requirements
• Suitable when a custom knockout pattern or conduit layout is required

Suitability and installation notes

Answer: The 18184NK is rated NEMA 1 for indoor general-purpose use and is not intended for outdoor or wet locations.

• Location rating: NEMA 1 — for indoor use only
• Finish: gray
• Confirm enclosure size, knockout needs, conduit layout and local electrical code before installation
• Use a licensed electrician for field wiring and final mounting

Before You Order

Confirm the model number and quantity required before ordering. Verify that a NEMA 1 indoor enclosure without knockouts meets the project's conduit-entry and location requirements.

• Confirm enclosure size and that 18 x 18 x 4 fits the intended installation
• Confirm knockout requirements — this SKU has no factory knockouts
• Verify indoor (NEMA 1) suitability with the project specifications and local code
• Use a licensed electrician for field wiring and any field modifications

Ordering from Lumera Electric

Check the purchasing options shown on the Lumera Electric product page for Orbit NEMA 1 Screw Cover Enclosure No KO 18x18x4 18184NK. For project quantities or additional ordering requirements, use Request a Quote and provide the required quantity.