Selection Guide

Steel City® is the industry-leading product line of
metallic switch and outlet boxes used in electrical
construction. Since 1904, Steel City® products
have symbolized the highest quality standards in
manufacturing and innovative design, with one of
the most complete offerings available.
Steel City® products are known for their simple
improvements, such as being the first box
offering to standardize combination slotted/
phillips screws on all boxes. Steel City
®
is also
recognized as a leader in design innovation, as in
our new metal stud bracket.
Steel City
®
continues to listen to contractors and
responds to their ever-changing needs. Contact a
Steel City
®
distributor nearest you to select the
right product for your requirements.
Steel City® switch and outlet boxes
are protected from rust and
corrosion by zinc-galvanizing.
All clamps and other component
parts are electrogalvanized
separately, before assembly in the
box, to ensure corrosion protection
of every surface. Steel City®
galvanized finish meets the
requirements of Underwriters
Laboratories, Inc. and Federal
Specifications.
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Overview
Steel City® metallic boxes and covers
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01 Notched ears on
switch boxes
Steel City® switch boxes
feature a longer ear and
a special notch. This
provides clearance for
the screws that are used
to attach wall plates to
GFCI or rocker-type
light switches.
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02 MS Bracket boxes
Mounts without the use
of screws. Mounts to
the open or closed side
of the stud. Works on
stud depths up to 4".
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03 Eccentric knockouts
on square boxes
Provide better contact
with conduit fitting and
locknut to the box,
improve grounding path,
 
knockout. Available in
all four standard-size
square boxes. Improved

square boxes.Less labor

conduit to box. Square
boxes also come with
concentric Knockouts.
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04 Raised ground screw
bump in 4" square,
4
11
16" and utility boxes
Quicker surface mounting
by eliminating the need to
remove the portion of the
screw that threads
through the back of the
box. Allows for improved
repositioning of
grounding conductor.
Ground bump standard in
2
1
8 " boxes. Ground bump
standard in 1
1
2" boxes.
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05 Pre-installed screws
are packaged in raised
position
Eliminates extra step of
having to back out the
screw during cover
installation.
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Advantages of Steel City® boxes and covers
4 STEEL CITY® METALLIC BOXES & COVERS