Default Alternative Text

Get the mySchneiderApp. You have questions, we have expertise.


I-Line Combo Panelboard

Combines I-Line and lighting sections in one panelboard.
Contact an Expert Back To Power Distribution - Circuit Breaker Type


I-Line Combo Panelboard
  • Presentation

    The I-Line™ Combo Panelboard saves time and space by combining I-Line and NQ/NF sections in one panelboard. The I-Line Combo Panelboard features a smart, space-saving design for fast installation and a smaller footprint, all with the proven reliability trusted for decades. And since you install one panelboard instead of two, you save on installation time, labor expenses, and material costs.

    > Explore I-Line Combo Panelboard in 3D animation

    I-Line Combo Panelboards are capable of feeding large motor loads and are utilized in most every market segment. Wherever electricity is distributed or controlled, you can install or retrofit I-Line Combo Panelboards.

    • 600y/347 Vac, 48 Vdc maximum
    • 1200 A maximum main circuit breaker or 800 A maximum main lug
    • 1200 A maximum branch circuit breaker
    • 200,000 A SCCR when using current limiting main or branch circuit breakers
    • Fully rated and series rated systems available
    • Interiors available in plated copper or aluminum bus
    • Complete line of UL listed interiors with 200% rated neutrals for non-linear loads
    • Sub-feed or through-feed lugs through 1200 A
    • Interiors accept plug-on thermal magnetic or solid state branch circuit breakers
    • Branch circuit breakers have no loose mounting hardware and are the fastest in the industry to install with only a screw driver
    • Lighting section interiors accept both bolt-on and plug-on branch circuit breakers
    • Branch circuit breakers are simple to rearrange in the field, limited restrictions on mounting locations
    • 100,000 A - 240,000 A field installable plug-in SPD units
    • Available with or without door, or with hinged trim
    • Broad range of field installable kits available from stock
    • Bolt-on branch circuit breakers attach with captive screws
    • Available in Single Enclosure (26” and 32” width) or Duplex Enclosure (32” and 44” width)
    • A screwdriver is the only tool you need to install these breakers, which saves valuable installation time.
    • Uses the classic Square D™ I-Line and NQ/NF layout with a familiar feel and ensures no time lost in learning how to install. Flexible
    • The Single I-Line Combo Panelboard is available in 26” and 32” widths. Order the 32” if your project requires more I-Line mounting space.
    • The Duplex I-Line Combo Panelboard is available in 32” and 44” widths, either in two hard-bussed lighting sections or one hard-bussed lighting section and open mounting space for field installable options.
    • The I-Line power section mounts horizontally, and is available in 18-, 22.5- or 31.5-inch configurations.


    • Requires up to 40 percent less space than a traditional I-Line and NQ and/or NF lighting panelboards configuration.
    • The I-Line Combo Panelboard is built to the same UL Listed® 67 standard as other Square D panelboards.
  • Benefits

  • Application