Specification Sheet
WF4 SQ LED - Switchable White
DOWNLIGHTING: One Lithonia Way, Conyers, GA 30012 Phone: 800-315-4935 Fax: 770-860-3129 www.lithonia.com © 2017 Acuity Brands Lighting, Inc. All rights reserved. Rev. 08/29/18
PRINT DATE: TEST NO:
MANUFACTURER:
LUMINAIRE CATALOG NO.:
LUMINAIRE DESCRIPTION:
LUMENS PER LAMP:
[_FAMILY]
[_PRODUCTID]
[_MOUNTING]
[_TOTALLUMINAIRELUMENS]
[_INPUTWATTAGE]
[_PHYSICALDIMENSIONS]
[_SCALED_TEST]
August 21, 2018 ISF 36826P19
Lithonia Lighting
WF4 SQ S LED 27K30K35K 90CRI 2700K
4" Matte White Wafer Square Smooth Selectable White LED 27K30K35K _ 2700K
546.8032
WF4 Square Downlight
a38dfcb9-ee45-4039-a5fe-61d220ec2a8f
RECESSED DOWNLIGHT
546.8
9.31
-0.27, -0.27, 0
SCALED FROM ABSOLUTE TEST: ISF 36949S A AND BASED ON NOMINAL SYSTEM PERFORMANCE.
0° 20°
40°
60°
80°
100
200
Ave Lumens
0
5
15
25
35
45
55
65
75
85
90
197
197
190
174
152
125
96
66
37
11
0
19
53
80
95
97
86
65
39
12
Zone Lumens % Lamp
0° - 30°
0° - 40°
0° - 60°
0° - 90°
90° - 120°
90° - 130°
90° - 150°
90° - 180°
0° - 180°
152.3
247.4
430.1
546.8
0.0
0.0
0.0
0.0
546.8
27.8
45.2
78.7
100.0
0.0
0.0
0.0
0.0
*100.0
*Efficiency
Coefficients of Utilization
pf 20%
pc 80% 70% 50%
pw 50% 30% 10% 50% 30% 10% 50% 30% 10%
0
1
2
3
4
5
6
7
8
9
10
119
104
90
79
70
63
57
51
47
43
40
119
99
84
71
62
54
48
43
38
35
32
119
96
78
65
55
47
41
36
33
29
27
116
101
88
78
69
62
56
51
46
43
39
116
98
82
70
61
53
47
42
38
35
32
116
94
77
64
54
47
41
36
32
29
27
111
97
85
75
67
60
54
49
45
41
38
111
94
80
68
59
52
46
42
38
34
31
111
91
75
63
54
46
41
36
32
29
26
RCR
50% beam -
63.5°
10% beam -
108.5°
Mounting
Height
Inital FC
Center
Beam Diameter FC Diameter FC
8.0
10.0
12.0
14.0
16.0
6.5
3.5
2.2
1.5
1.1
6.8
9.3
11.7
14.2
16.7
3.3
1.8
1.1
0.7
0.5
15.3
20.8
26.4
31.9
37.5
0.7
0.3
0.2
0.1
0.1
Spacing to Mounting Height:1.2
WF4 SQ Switchable White 4" LED Wafer Module
PHOTOMETRICS
WF4 SQ S LED 27K30K35K, 2700K LEDs, input watts: 9, delivered lumens: 547, LM/W=60, test no. ISF 36826P19
WF4 SQ S LED 27K30K35K, 3000K LEDs, input watts: 9, delivered lumens: 610, LM/W=68, test no. ISF 36826P20
WF4 SQ S LED 27K30K35K, 3500K LEDs, input watts: 9, delivered lumens: 581, LM/W=65, test no. ISF 36826P21
PRINT DATE: TEST NO:
MANUFACTURER:
LUMINAIRE CATALOG NO.:
LUMINAIRE DESCRIPTION:
LUMENS PER LAMP:
[_FAMILY]
[_PRODUCTID]
[_MOUNTING]
[_TOTALLUMINAIRELUMENS]
[_INPUTWATTAGE]
[_PHYSICALDIMENSIONS]
[_SCALED_TEST]
August 21, 2018 ISF 36826P20
Lithonia Lighting
WF4 SQ S LED 27K30K35K 90CRI 3000K
4" Matte White Wafer Square Smooth Selectable White LED 27K30K35K _ 3000K
610.0036
WF4 Square Downlight
4748a2df-e564-45e7-bd2c-605fc5a0edde
RECESSED DOWNLIGHT
610
9.2
-0.27, -0.27, 0
SCALED FROM ABSOLUTE TEST: ISF 36949S AND BASED ON NOMINAL SYSTEM PERFORMANCE.
0° 20°
40°
60°
80°
200
Ave Lumens
0
5
15
25
35
45
55
65
75
85
90
220
220
211
194
170
140
108
74
41
12
0
21
60
89
106
108
96
73
44
13
Zone Lumens % Lamp
0° - 30°
0° - 40°
0° - 60°
0° - 90°
90° - 120°
90° - 130°
90° - 150°
90° - 180°
0° - 180°
169.9
276.0
479.8
610.0
0.0
0.0
0.0
0.0
610.0
27.8
45.2
78.7
100.0
0.0
0.0
0.0
0.0
*100.0
*Efficiency
Coefficients of Utilization
pf 20%
pc 80% 70% 50%
pw 50% 30% 10% 50% 30% 10% 50% 30% 10%
0
1
2
3
4
5
6
7
8
9
10
119
104
90
79
70
63
57
51
47
43
40
119
99
84
71
62
54
48
43
38
35
32
119
96
78
65
55
47
41
36
33
29
27
116
101
88
78
69
62
56
51
46
43
39
116
98
82
70
61
53
47
42
38
35
32
116
94
77
64
54
47
41
36
32
29
27
111
97
85
75
67
60
54
49
45
41
38
111
94
80
68
59
52
46
42
38
34
31
111
91
75
63
54
46
41
36
32
29
26
RCR
50% beam -
63.5°
10% beam -
108.5°
Mounting
Height
Inital FC
Center
Beam Diameter FC Diameter FC
8.0
10.0
12.0
14.0
16.0
7.3
3.9
2.4
1.7
1.2
6.8
9.3
11.7
14.2
16.7
3.6
2.0
1.2
0.8
0.6
15.3
20.8
26.4
31.9
37.5
0.7
0.4
0.2
0.2
0.1
Spacing to Mounting Height:1.2
PRINT DATE: TEST NO:
MANUFACTURER:
LUMINAIRE CATALOG NO.:
LUMINAIRE DESCRIPTION:
LUMENS PER LAMP:
[_FAMILY]
[_PRODUCTID]
[_MOUNTING]
[_TOTALLUMINAIRELUMENS]
[_INPUTWATTAGE]
[_PHYSICALDIMENSIONS]
[_SCALED_TEST]
August 21, 2018 ISF 36826P21
Lithonia Lighting
WF4 SQ S LED 27K30K35K 90CRI 3500K
4" Matte White Wafer Square Smooth Selectable White LED 27K30K35K _ 3500K
581.1035
WF4 Square Downlight
9e12da12-d83e-4f86-a8e2-121e17970029
RECESSED DOWNLIGHT
581.1
9.49
-0.27, -0.27, 0
SCALED FROM ABSOLUTE TEST: ISF 36949S C AND BASED ON NOMINAL SYSTEM PERFORMANCE.
0° 20°
40°
60°
80°
200
Ave Lumens
0
5
15
25
35
45
55
65
75
85
90
209
209
201
185
162
133
103
70
39
11
0
20
57
85
101
103
91
70
42
13
Zone Lumens % Lamp
0° - 30°
0° - 40°
0° - 60°
0° - 90°
90° - 120°
90° - 130°
90° - 150°
90° - 180°
0° - 180°
161.8
262.9
457.1
581.1
0.0
0.0
0.0
0.0
581.1
27.8
45.2
78.7
100.0
0.0
0.0
0.0
0.0
*100.0
*Efficiency
Coefficients of Utilization
pf 20%
pc 80% 70% 50%
pw 50% 30% 10% 50% 30% 10% 50% 30% 10%
0
1
2
3
4
5
6
7
8
9
10
119
104
90
79
70
63
57
51
47
43
40
119
99
84
71
62
54
48
43
38
35
32
119
96
78
65
55
47
41
36
33
29
27
116
101
88
78
69
62
56
51
46
43
39
116
98
82
70
61
53
47
42
38
35
32
116
94
77
64
54
47
41
36
32
29
27
111
97
85
75
67
60
54
49
45
41
38
111
94
80
68
59
52
46
42
38
34
31
111
91
75
63
54
46
41
36
32
29
26
RCR
50% beam -
63.5°
10% beam -
108.5°
Mounting
Height
Inital FC
Center
Beam Diameter FC Diameter FC
8.0
10.0
12.0
14.0
16.0
6.9
3.7
2.3
1.6
1.1
6.8
9.3
11.7
14.2
16.7
3.5
1.9
1.2
0.8
0.6
15.3
20.8
26.4
31.9
37.5
0.7
0.4
0.2
0.2
0.1
Spacing to Mounting Height:1.2
Distribution Curve Distribution Data Output Data Coefficient of Utilization Illuminance Data at 30” Above Floor for
a Single Luminaire