Quick-Pick Guide
Williams’ Quick-Pick Guide makes it easy to find the right fixture for specific projects.
As you thumb through the catalog, look for these icons on the outer edge of each
page–a quick way to locate a fixture or fixtures with the attributes you need.
ADA
AD
DA
Air Handling: Fixture provides
a number of various air handling
capabilities. May include adjustable or
non-adjustable heat extract.
Air Return: Fixture is designed to
serve as an air return vent. No air
handling functions.
American Disabilities Act: Fixture
complies with American Disabilities
Act (ADA) regulations.
Hazardous Location: Fixture is
Class I, Div.2; Class II, Div. 2; and Class
III certified for use in hazardous
locations.
High Ambient Operation: Fixture
performs in high ambient applications.
Maximum temperatures ranging from
40 º C/104º F to 65º C/149 º F.
IDA Approved: Fixture has met the
criteria required by the International
Dark Sky organization to qualify as
IDA-Approved™ Dark-Sky Friendly.
Architectural: Aesthetically styled
fixture enhances architectural design
objective.
Induction: Designed to achieve
an impressive 100,000-hour service
life while providing excellent
lumen maintenance–70% at 60,000
hours. Fixtures featuring induction
technology improve quality of light,
save energy, and reduce maintenance
costs while delivering color-corrected,
uniform illumination.
CP (Chicago Plenum): Fixture meets
City of Chicago requirements for
light fixtures installed in a ceiling air
plenum.
Dark Sky Friendly: Fixture is
designed with full cutoff, aiming all
light downward, preventing uplight
from escaping fixture housing.
DesignLights Consortium (DLC):
Fixture is listed on the DLC Solid State
Lighting Qualified Product List.
Energy Efficient/Environmentally
Friendly: Fixture performs at 80%
efficiency or higher. May be eligible
for local, regional, state, and federal
rebate programs.
IC Rated: Fixtures are designed to
be placed against and surrounded by
insulating material commonly found in
areas such as residential attics.
ANSI 3G: Fixture has been tested and
certified to meet American National
Standard for Roadway Lighting
Equipment–Luminaire 3G Vibration
(ANSI C136.31-2001).
Chicago Approved: Fixture meets
City of Chicago building and electrical
codes.
IP65: IP Code (International Protection
Rating); rated as dust tight–no ingress
of dust; water projected by a nozzle
against enclosure from any direction
shall have no harmful effects.
IP66: IP rated as dust tight–no ingress
of dust; complete protection against
contact; water projected in powerful
jets against the enclosure from any
direction shall have no harmful effects.
IP67: IP rated as dust tight–no ingress
of dust; ingress of water in harmful
quantity shall not be possible when
the enclosure is immersed in water
under defined conditions of pressure
and time.
IP69K: IP rated as dust tight–no
ingress of dust; IP rated for highpressure, high-temperature washdown applications; rated enclosures
must withstand high-pressure
and steam cleaning (176º F water
temperature at 1450 PSI & 4 GPM).
LED (Light-emitting diode): Fixture
is designed to effectively utilize LED
technology to provide the greatest
output using the least amount of
energy.
Lighting Facts: The U.S. Department
of Energy’s Lighting Facts® Program
has verified product performance
based on industry-standardized
testing.
Low Ambient Operation: Fixture is
designed to operate in extremely cold
conditions as low as -29 º C/-20 º F.
Low Profile/Shallow Plenum:
Fixture design lends itself to reduced
plenum or low ceiling height
applications.
Healthcare: Fixture is designed with
features and/or functions specific to
applications within the healthcare
industry.
NEMA 4X: Fixture enclosure
meets NEMA (National Electrical
Manufacturers Association) standards
for indoor or outdoor use: provides a
degree of protection against falling
dirt, rain, sleet, snow, windblown
dust, splashing water, and hosedirected water; will be undamaged by
the external formation of ice on the
enclosure; provides protection against
corrosion.
COMPONENT
NSF Splash Zone: Certified to meet
NSF criteria for use in Splash Zone
applications including wet or damp
process areas; high pressure purging;
areas using hose washdown.
NYC Approved: Fixture is built to
New York City code which requires
fixtures to be built of 20-gauge steel
material or better and use approved
mechanical fasteners.
ROHS (Restriction of Hazardous
Substances) Compliant: Fixture is
manufactured in compliance with
ROHS criteria which restricts the
use of six hazardous materials in
the manufacture of various types of
electronic and electrical equipment.
USA Proud: Fixture is manufactured
in Carthage, Missouri and complies
with most state and federal regulatory
programs.
Vandal Resistant: Fixture features
design elements that deter miscreants
and withstand general abuse.
Wet Location: Fixture is certified
suitable for use in outdoor wet
applications.