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Column Width Panelboards

Panelboards that mount in W, H, or I-beam support columns

Designed to fit into a standard size support column in industrial plants, NF & NQ column-width panelboards conserve wall space and protect the panels.

Schneider Eletric Square D Picture
Column Width Panelboards
  • Features


    • 240 Vac maximum (NQ) or 480Y/277 Vac maximum (NF)
    • 100 - 225 Amp main circuit breaker or main lugs
    • 65kA maximum fully rated branch SCCR (@ 480Y/277 Vac for NF, or @ 240 Vac for NQ)
    • 60 Amp maximum branch circuit breaker
    • Accepts plug-on (NQ) or bolt-on branch circuit breakers (NQ or NF)
    • Solid neutral located on same end as mains
    • Galvanized steel enclosure with removable endwalls
    • Finish: gray-baked enamel electrodeposited over cleaned, phosphatized steel
    • All lugs are suitable for 75° C copper or aluminum wire

    Cable Trough

    • Stackable
    • 8.625 in. (219 mm) wide by 5.00 in. (127 mm) deep for 10” WF Beams
    • Galvanized steel trough uses enclosure end wall
    • Two-piece front trim - 15 in. (381mm) long top piece of front trim removable for pull box mounting

    Pull Box

    • Mounts on cable trough
    • 20 in. (508 mm) wide by 5.00 in. (127.00 mm) deep by 15 in. (381 mm) high
    • Removable end walls with knockouts


    Column Mounting Saves Wall Space and Protects Panelboard

    • Column mount puts power distribution near lighting and equipment in large facilities
    • Compact Single Row construction
    • Leverages versatile NF and NQ constructions and branch circuit breakers (up to 60A)
    • 1, 2, 3 pole branch breakers (E-frame in NF, or QO/QOB in NQ column width panel)


    Lighting and Appliance Circuits in industrial buildings and warehouses.

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