Gotham 4 SQTH SpecSheet
Luminaire Type:
Catalog Number
(autopopulated):
Gotham Architectural Downlighting
HID Downlights
4” SQTH
Vertical Lamp
T4/T6 Lamp
FEAT URE S ORDERING INFORMATION NOTES
OPTICAL SYSTEM
• Self-flanged, matte-diffuse high impact polymer finishing trim with a durable,
proprietary vapor deposition finish.
• Patented Bounding Ray™ Optical Principle design (U.S. Patent No. 5,800,050)
provides lamp before lamp image and smooth transition from top of the reflector
to bottom.
• One piece trim eliminates mitered flange corners and inside corner gaps.
• Interchangeable upper reflectors provide narrow, medium and wide distributions.
• 1/8” thick softening lens eliminates beam striations and provides required
protective shielding.
MECHANICAL SYSTEM
• Rolled steel housing with matte black finish and 16-gauge painted steel mounting/plaster frame accommodates up to 1-1/2” thick ceiling materials.
• Patent-pending adjustable aperture allows 1/4” adjustments in all directions
and up to 5° of rotation allowing post-installation adjustments to ensure trim to
trim alignment.
EXAMPLE: SQTH T6 70MHC 4AR N LD 120
• 16-gauge galvanized steel mounting bars with continuous 4” vertical adjustments are shipped pre-installed.
• Post-installation adjustment possible without the use of tools from above or
below ceiling.
• Secondary housing adjustment system for precise, final ceiling to flange alignment.
ELECTRICAL SYSTEM
• Tool-less access door provides access to junction box and ballast through
the aperture.
• G12 (T6), G8.5 (T4) or PGJ5 (T4T) base ceramic socket.
• Pre-wired, electronic, 120 or 277V ballast module is standard.
• 3000 K lamp ships standard.
• Thermally activated insulation detector.
LISTING
• Fixtures are UL listed for thru-branch wiring, Non-IC recessed mounting and
damp locations. Listed and labeled to comply with Canadian Standards.
Requires access above ceiling.
WARRANTY
• 1-year limited warranty. Complete warranty terms located at:
www.acuitybrands.com/CustomerResources/Terms_and_conditions.aspx
Series Lamp type Wattage Ap e r tur e / Tr im Distribution Finish Voltage Options
SQTH T4T
T4
T6
1
2
20MHC
39MHC
70MHC
4AR Clear
4PR Pewter
4WTR Wheat
3
4WR
4BR
White
3
Black
N Narrow
M Medium
W Wide
4DSR Stepped
4PDSR Pewter stepped
4WDSR Wheat stepped
4
(blank)
Semispecular
LD Matte-
diffuse
120
277
347
5
QRS
QRSTD
EC
SF Single fuse
LRC
Quartz restrike system
5
QRS with time delay
5
Emergency circuit
6
Provides compatibility with Lithonia Reloc®
System. Access above ceiling required.
TRW White flange
7
MFLG
SQMT
Microflange trim
8
Square metal trim
CP Chicago plenum approved
L/LP Less lamp
ORDERING NOTES
1. Philips Mini MasterColor available in 20W, 39W & 120V only.
2. Available in 39W and 70W only.
3. Not available with matte-diffuse finish.
4. Available with WR and BR trim colors and SQMT metal trim option.
SQTH-4-OPEN
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GOTHAM ARCHITECTURAL DOWNLIGHTING | 1400 Lester Road Conyers GA 30012 | P 800.315.4982 | gothamlighting.com
© 2009-2013 Acuity Brands Lighting, Inc. All Rights Reserved. Rev. 01/30/13. Specifications subject to change without notice.
5. Only available with SQMT metal trim option.
6. For compatible Reloc systems, refer to TECH-110.
7. MFLG standard with high impact polymer trim; must specify SQMT option
for metal microflange trim. Order ships as 3 components: housing, trim and
microflange gypsum board.
8. Not available with stepped trims.
4” SQTH
Vertical Lamp
T4/T6 Lamp
DIMENSIONAL DATA
All dimensions are inches (centimeters) unless otherwise noted.
9-7/8
15-1/4
(25.0)
(38.9)
Ceiling opening: 5-1/8 (13.0)
Overlap trim: 5-3/4 (14.6)
Aperture opening: 4-3/8 (11.1)
17-3/16
(43.7)
GOTHAM ARCHITECTURAL DOWNLIGHTING | 1400 Lester Road Conyers GA 30012 | P 800.315.4982 | gothamlighting.com
© 2009-2013 Acuity Brands Lighting, Inc. All Rights Reserved. Rev. 01/30/13. Specifications subject to change without notice.
SQTH-4-OPEN
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