
Luminaire Type:
Catalog Number
(autopopulated):
Gotham Architectural Downlighting
HID Accent
4” SQDPH
Square Adjustable
PAR Lamp
FEAT URES ORDERING INFORMATION NOTES
OPTICAL SYSTEM
• Self-flanged, anodized semi-specular or matte-diffuse metal finishing trim.
• Patented optical design provides lamp before lamp image and smooth transition
from top of the reflector to bottom. Patented Bounding Ray™ Optical Principle
design (U.S. Patent No. 5,800,050).
• Tool-less 0° - 35° vertical and 360° horizontal lamp adjustments made with the
trim assembly removed for simple focusing.
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.
• 16-gauge galvanized steel mounting bars with continuous 4” vertical adjustments are shipped pre-installed.
EXAMPLE: SQDPH P2039MHC 4AR LD 120
• 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
• Medium-based porcelain socket with nickel-plated screw shell.
• Pre-wired, electronic, 120 or 277V ballast module is 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 Ap e r tur e / Trim Finish Voltage Options
SQDPH
1
Color-corrected metal halide
P2039MHC
P3039MHC
P3070MHC
4AR Clear
4PR Pewter
4WTR Wheat
2
4WR
White
2
4BR
Black
(blank) Semi-specular
LD Matte-diffuse
120
277
347
QRS Quartz restrike system
QRSTD QRS with time delay
EC Emergency circuit
SF Single fuse
3
LRC
Provides compatibility with Lithonia RELOC®
System. Access above ceiling required.
TRW White flange
4
MFLG
Microflange trim
CP Chicago plenum approved
LPFL Lamped, flood
LPSP Lamped, spot
ACCESSORIES order as separate catalog numbers (shipped separately)
LTWFH400 DBL Filter holder for use with P
LTWFH500 DBL Filter holder for use with PAR30.
5
F400
F500
5
Lens for use with 400 series filter holder.
Lens for use with 500 series filter holder.
AR20.
ORDERING NOTES
1. Standard metal trim (SQMT).
2. Not available with matte-diffuse finish.
3. For compatible RELOC systems, refer to TECH-110.
SQDPH-4-ADJ
PAGE 1 OF 3
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. 02/04/13. Specifications subject to change without notice.
4. Order ships as 3 components: housing, trim and microflange gypsum board.
5. For lens color availability, refer to TECH-120.

4” SQDPH
Square Adjustable
PAR Lamp
DIMENSIONAL DATA
All dimensions are inches (centimeters) unless otherwise noted.
12
15-5/16
(30.4)
(38.8)
17-3/16
(43.7)
Ceiling opening: 5-1/8 (13.0)
Overlap trim: 5-3/4 (14.6)
Aperture opening: 4-3/8 (11.1)
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. 02/04/13. Specifications subject to change without notice.
SQDPH-4-ADJ
PAGE 2 OF 3

4” SQDPH
Square Adjustable
PAR Lamp
PHOTOMETRY
LAMP PERFORMANCE DATA
The lighting performance data charts shown provide lighting levels (footcandles),
beam pattern (in feet), rated lamp life (hours).
D
L
FC
W
Rated Beam
Life Spread DFCW LC DFCW LC DFCW LC DFCW
CDM35/PAR20/M/FL 9000 30 6139 3.2 3.2 N/A 690 3.7 4.4 3.54110 3.04.6 4.02156 2.1 5.
10 50 5.4 5.4 N/A 10 32 6.27.3 5.8 8286.1 9.2 8.0 6176.4 16.4 1
CDM35/PAR20/M/SP 9000 10 10 230 1.7 1.7 N/A 10 149 2.0 2.3 5.8 10 81 2.5 3.5 10.0 4 180 1.4 2.9 6.9
20 58 3.5 3.5 N/A 14 76 2.83.3 8.1 14 41 3.5 4.9 14.0 8452.8 5.7 1
D
A
C
FC
L
w
2.40.365219.68.24.240121A/N6.26.220151000,32 = PCBC 12.0 6802.1 4.
FC
L
3.49340.69.65.49466.49.50.5158A/N3.43.48780005 = PCBC 10.9 6.9
D
A
W
C
gnimiA °06gnimiA °54gnimiA °03gnimiA °0
.5
0.4
PHOTOMETRY NOTES
• Tested to current IES and NEMA standards under stabilized laboratory conditions.
• Actual performance may differ as a result of end-user environment and application.
• Consult factory or IES file for microgroove baffle, black cone or other photometric reports.
SQDPH-4-ADJ
PAGE 3 OF 3
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. 02/04/13. Specifications subject to change without notice.