Catalog
Number
Notes
FEATURES & SPECIFICATIONS
Type
INTENDED USE — Ideal for a wide variety of low- to medium-height ceiling applications including
commercial, retail and hospitality spaces where an open or damp location lensed fixture is required.
CONSTRUCTION — Utilizes an extruded socket housing that attaches to the reflector via key hole
mount, which provides superior heat dissipation and extended lamp life. Socket housing also adjusts to
accommodate varying lamp lengths.
Incandescent Downlighting
Heavy gauge die formed galvanized steel mounting frame. Attached to frame are vertically adjustable
mounting brackets for use with C channels, ½” steel conduit or 16 gauge flat bar hangers included, standard. Frames equipped with galvanized junction box UL Listed for through wire applications. Junction
boxes equipped with (2) ¾” and (4) ½” conduit knockouts with pryout slots and removable access doors.
8" LP8N
Retaining clips packed with reflector for installation on rough-in.
Maximum 1-1/2" ceiling thickness.
OPEN REFLECTOR
Vertical – A19, A23, PS25, PAR38 or BR40
OPTICS — Aluminum full reflectors are optically designed to maximize lumen output and to provide
superior glare control. Anodized finishes for open reflectors are semi-specular or diffuse in a variety of
colors. Polyester powder coat finishes also available in white.
Lenses are available in clear flat or tempered prismatic glass to provide optimal visual comfort and
improved aesthetics. Lens is recessed 2-1/4 (5.7) from flange.
ELECTRICAL — Durable medium-base porcelain socket with nickel-plated copper alloy screw shell and
contact. Integral thermal protector provides protection against improper use of insulation materials.
12-3/8
(31.4)
Rated for No. 12 AWG conductor thru-branch wiring. Minimum 90° supply wire.
12-1/4
(31.1)
Ground wire provided.
LISTINGS — Fixtures are UL Listed for thru-branch wiring, Non-IC recessed mounting, damp location,
and to U.S. and Canadian Safety Standards.
WARRANTY — 1-year limited warranty. Complete warranty terms located at
www.acuitybrands.com/CustomerResources/Terms_and_conditions.aspx
9-1/2
(24.1)
15
(38.1)
Specifications
Max. height: 12-3/8 (31.4)
Ceiling opening: 8-3/4 (22.2)
Overlap trim: 9-1/2 (24.1)
Length: 15 (38.1)
Width: 12-1/4 (31.1)
Note: Specifications subject to change without notice.
12-3/8
(31.4)
7-7/8
(20.0)
9-1/2
(24.1)
All dimensions are inches (centimeters) unless otherwise indicated.
ORDERING INFORMATION
Example: LP8N 8O2AZ
For shortest lead times, configure product using bolded options.
LP8N
Series
Reflector/Color
Lens type
LP8N1
8O2
8O2A
8O2AZ
8O2G
8O2GZ
8O2PR
8O2WTZ
(blank)
CGL
T73
White open
Clear diffuse open
Clear semi-specular open
Gold diffuse open
Gold semi-specular open
Pewter diffuse open
Wheat semi-specular open
Options
No lens
Clear glass lens
Tempered glass prismatic lens
SDT
LBH
TRW
277V stepdown transformer (277V or to 120V)
Less barhangers
White flange
Lamp Max. Wattages
Accessories: Order as separate catalog number.
SCA8
CTE8
Sloped ceiling adaptor. Degree of slope must be
specified (10D, 15D, 20D, 25D, 30D) Ex: SCA8 10D.
Ceiling thickness extender is used when ceiling
thickness is greater than 1-1/2 (3.8). Maximum
thickness 2 (5.1).
Max. wattage
Lamp type
200W
A
200W
PS25
250W
PAR38
250W
BR40 (heat lamp)
Notes
1 Refer to label included with reflector for lamp type
and maximum wattage availability.
DOWNLIGHTINGLP8N-OPEN
8” LP8N Vertical – A19, A23, PS25, PAR38 or BR40, Open
PHOTOMETRICS
Distribution Curve
Distribution Data
Output Data
Coefficient of Utilization
Illuminance Data at 30” Above Floor for
a Single Luminaire
LP8N 8O2A CGL, (1) 150W coated A21 Incandescent, 2580 rated lumens per lamp, 0.7 s/mh, Test No. LTL15065
90˚
200
400
600
800
1000
1200
1400
0˚
0˚ 1431
70˚ 5˚ 1403
15˚ 1074
25˚ 683
50˚
35˚ 303
45˚ 38
9
55˚
4
65˚
30˚
1
75˚
0
85˚
0
90˚
10˚
Zone
Lumens % Lamp
0˚ - 30˚
734
28.4
0˚ - 40˚
922
35.7
0˚ - 60˚
971
37.6
0˚ - 90˚
977
37.9
90˚ - 180˚
0
0.0
0˚ - 180˚
977
37.9
Efficiency: 37.9%
pf
pc
pw
0
1
2
3
4
5
6
7
8
9
10
80%
50% 30%
45 45
42 41
39 38
37 35
34 32
32 30
31 28
29 27
27 25
26 24
25 23
20%
70%
50% 30%
44 44
41 40
39 37
36 35
34 32
32 30
30 28
29 27
27 25
26 24
24 22
50%
50% 30%
42 42
40 39
37 36
35 34
33 32
31 30
30 28
28 26
27 25
25 24
24 22
Task Height: 2.5ft.
50% beam - 10% beam
39.6˚
- 72.1˚
Inital fc
Mtg Center
Ht Beam Diameter fc Diameterfc
8
47.3
4
24
8
5
10 25.4
5
13
11
3
12 15.9
7
8
14
2
14 10.8
8
5
17
1
16
7.9
10
4
20
1
LP8N 8O2A T73, (1) 150W coated A21 Incandescent, 2580 rated lumens per lamp, 0.8 s/mh, Test No. LTL15066
90˚
0˚
0˚ 1155
70˚ 5˚ 1118
15˚ 886
25˚ 557
50˚
35˚ 260
45˚ 110
55˚ 52
65˚ 31
30˚
3
75˚
0
85˚
0
90˚
200
400
600
800
1000
10˚
Zone
Lumens % Lamp
0˚ - 30˚
602
23.3
0˚ - 40˚
768
29.8
0˚ - 60˚
903
35.0
0˚ - 90˚
939
36.4
90˚ - 180˚
0
0.0
0˚ - 180˚
939
36.4
Efficiency: 36.4%
pf
pc
pw
0
1
2
3
4
5
6
7
8
9
10
80%
50% 30%
43 43
40 39
37 35
34 32
32 29
29 27
27 25
26 23
24 22
23 21
22 19
20%
70%
50% 30%
42 42
39 38
36 35
34 32
31 29
29 27
27 25
25 23
24 22
23 20
21 19
50%
50% 30%
40 40
38 37
35 34
33 31
30 29
28 26
27 25
25 23
24 22
22 20
21 19
Task Height: 2.5ft.
50% beam - 10% beam
41.2˚
- 73.5˚
Inital fc
Mtg Center
Ht Beam Diameter fc Diameterfc
8
38.2
4
19
8
4
10 20.5
6
10
11
2
12 12.8
7
6
14
1
14
8.7
9
4
17
1
16
6.3
10
3
20
1
LP8N 8O2AZ, (1) 200W A23 lamp, .87 s/mh, 3930 rated lumens, test no. LTL9721
90
600
1200
1800
2400
3000
From 0°
0°
5°
15°
25°
35°
45°
55°
65°
75°
85°
90°
cp.
2986
2920
2443
1875
781
103
3
2
0
0
0
Zone
Lumens %lamp
0°-30° 1801
0°-40° 2302
0°-60° 2399
0°-90° 2402
90°-180° 0
0°-180° 2402
* Efficiency
45.8
58.6
61.1
61.1
0.0
61.1*
rf
rc
rw
20%
80%
70%
50%
50% 30% 50% 30% 50% 30%
0
1
2
3
4
5
6
7
8
9
10
.73
.68
.63
.59
.56
.52
.49
.46
.44
.41
.39
.73
.66
.61
.56
.52
.49
.46
.43
.40
.38
.36
.71
.67
.62
.58
.55
.52
.49
.46
.43
.41
.39
.71
.65
.60
.56
.52
.48
.45
.42
.40
.38
.36
.68
.64
.60
.57
.54
.50
.48
.45
.43
.40
.38
.68
.63
.59
.55
.51
.48
.45
.42
.40
.37
.35
Initial fc
Mount at beam
height center
8'
10'
12'
14'
16'
98.7
53.1
33.1
22.6
16.4
50%
10%
Beam angle 47.6° Beam angle 73.6°
fc at
fc at
Beam beam
Beam beam
diameter edge
diameter edge
4.8'
6.6'
8.4'
10.1'
11.9'
49.4
26.5
16.5
11.3
8.2
8.2'
11.2'
14.2'
17.2'
20.2'
9.9
5.3
3.3
2.3
1.6
Notes
• Actual performance may differ as a result of end-user environment and application.
• Energy (Calculated in accordance with NEMA Standard LE-5).
LP8N-OPEN
DOWNLIGHTING: One Lithonia Way, Conyers, GA 30012 Phone: 800-315-4935 Fax: 770-860-3129 www.lithonia.com
© 2009-2014 Acuity Brands Lighting, Inc. All rights reserved. Rev. 10/15/14