Square D NQ Panelboard Filler ...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$57.12

Square D NQ Panelboard Filler Plate Kit, Set of 15

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Model: NQFP15

In Stock (leaves warehouse same day if ordered before 3pm ET)

$57.12
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Square D NQ Panelboard Filler Plate Kit, Set of 15

The Square D NQ Panelboard Filler Plate Kit is designed for NQ and NF panelboards, which feature modular construction to accept field-installable accessories and conversion kits. This kit supplies a set of 15 filler plates used to cover unused breaker spaces in the panelboard interior, keeping the enclosure neat and code-compliant while leaving room for future circuit additions. Backed by CSA product certification, this accessory is built to the same quality standard as the rest of the NQ and NF panelboard accessory lineup.

Key Features

  • Quantity Per Set: Kit includes a set of 15 filler plates for covering open breaker spaces in NQ and NF panelboards.
  • Wide Accessory Compatibility: NQ and NF offer a wide selection of accessories and replacement parts, giving installers flexibility when configuring or modifying a panelboard.
  • Factory-Assembled Design: Factory assembled options allow design flexibility and maximize job productivity during installation.
  • Easy Modification: Easy to modify or extend the use of the panelboard as circuit needs change over time.
  • Modular Construction: Compatible with the modular NQ and NF panelboard platform, which is built to accept field-installable accessories and conversion kits.

Certifications & Compliance

  • CSA Product Certification
  • Toxic Heavy Metal Free
  • Mercury Free

Technical Specifications

  • Toxic Heavy Metal Free: Yes
  • Mercury Free: Yes
  • Product Certifications: CSA
  • Warranty: 18 months
  • Warranty Period: 18 months
  • Country of Origin: Mexico

Typical Applications

  • NQ and NF Panelboard Modification and Upgrades
  • Commercial and Industrial Electrical Installations
  • Load Center Customization
  • Covering Unused Breaker Spaces for Code-Compliant Panel Interiors
  • Panelboard Maintenance and Renovation Projects

Why Square D?

Square D NQ and NF panelboard accessories are engineered for reliable, code-compliant performance in commercial electrical systems, with CSA certification and toxic-heavy-metal-free, mercury-free construction supporting safer installations. The factory-assembled, modular design of this filler plate kit makes it easy for electricians to modify or extend an NQ or NF panelboard as job requirements change, without compromising the integrity of the panel interior.

Manufacturer Resources

Product Specs

Product Type:
Filler Plate
Series:
NQ
Listing:
CSA
Department:
Electrical
Product Group:
Power Distribution
Product Subgroup:
Panelboards & Load Centers
Product Material:
Plastic
Product Width:
2.49 in
Product Height:
0.75 in

Square D NQFP15 – Frequently Asked Questions

1) Will Square D NQFP15 filler plates fit an NF panelboard, or only NQ?
The NQFP15 filler plate kit covers unused breaker spaces in both NQ and NF panelboards. Both share the same modular interior platform built to take field-installable accessories and conversion kits, so the same plate works across either.
2) What size opening does each NQ filler plate cover?
Each plate measures 2.49 in by 0.75 in, which is the single-pole branch space on an NQ or NF interior. For a two-pole or three-pole vacancy you stack plates to cover the full height of the opening.
3) Do I actually need filler plates for empty breaker spaces in a panelboard?
Yes, open breaker spaces have to be blanked so no energized parts are exposed through the deadfront. These plates close off unused spaces while leaving the bus available for future circuits, which is why they turn up on nearly every panel modification and maintenance job.
4) What filler plate covers unused breaker spaces in an Eaton GB, GHB, or GHBS panel instead of the Square D NQFP15?
Use the Eaton 5155C62H01 single pole panel mount filler plate, which is built for the Eaton GB/GHB/GHBS series. The Square D NQFP15 kit is made for the modular NQ and NF panelboard platform, so the two are not interchangeable across those panel families - match the filler plate to the panel brand and series stamped on the interior.
5) Are these NQ panel filler plates certified for Canadian work?
The kit carries CSA product certification, so it is acceptable on Canadian jobs where CSA-certified components are required. Country of origin is Mexico.
6) Is the Square D NQFP15 sold one plate at a time like the Eaton 5155C62H01?
No. The Square D NQFP15 is supplied as a kit of 15 filler plates, intended for covering multiple open breaker spaces in an NQ or NF panelboard interior at once. The Eaton 5155C62H01 is described as a single pole panel mount filler plate for GB/GHB/GHBS panels. If you only need to blank one space in a Square D NQ panel, the NQFP15 still arrives as the 15-piece set, with the remainder available for future work.
7) Will an Eaton filler plate fit a Square D NQ panelboard if that is what is on the truck?
Plan on the Square D NQFP15 for an NQ or NF interior. The Eaton 5155C62H01 is specified for Eaton GB, GHB, and GHBS panels, so it looks like a substitute but is cut to a different panel platform. The Square D plates are plastic, 2.49 in wide and 0.75 in high, and are CSA certified for use in the modular NQ/NF interiors they were designed around.
8) Are the Square D NQ filler plates metal or plastic?
Plastic. They are also built mercury-free and free of toxic heavy metals, which matters if you are specifying to an institutional or LEED-driven materials standard.
How fast can I get the Square D NQFP15 delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the continental U.S. Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit, reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the Square D NQFP15 come with a warranty?
Absolutely. The Square D NQFP15 is backed by a manufacturer’s warranty. For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the Square D NQFP15?
You can call, text, or email our expert support team for fast answers. We’re here to help with product selection, installation tips, and troubleshooting. Contact Us
Why buy the Square D NQFP15 from ZenSupply?
ZenSupply makes it easy to get the commercial door hardware you need—fast shipping, expert support, and rewards on every order. Our team is always ready to help you choose the right product for your project.