Page 1
Catalog
4"
1.1"
(2.8)
Number
Notes
FEATURES & SPECIFICATIONS
INTENDED USE — The 4" Wafer-Thin LED recessed downlight with remote driver box combines high
quality light output and efficiency while eliminating the pot light housing for competitive affordability. This
innovati ve wafer-slim Type IC desig n allows easy inst allation for new con struction o r remodel from b elow
the ceiling without the requirement of a pot light housing. The LED module maintains at least 70% light
output f or 36,000 hou rs. These L ED Wafer downlig hts are inten ded for clos ets, att ics, hallway s, bathrooms ,
kitchens, basements, soffits, entry ways, porches, garages, stairwells, corridors, nursing/retirement homes,
condos, elevators, apartments, and any other small areas.
CONSTRUCTION — IC rate d driver and fix ture - approve d for direct c ontact wit h insulation. Alu minum die
cast outer frame. Durable, powder coat paint to prevent rust. Round fixture with integral edge-lit LED's.
Plenum rated cable connector to connect from module to remote driver box. Isolated driver integrated
inside ste el remote box with fo ur 7/8" knocko uts with slots fo r pryout. Suita ble for pulling wire s with the
12 cubic-inch wiri ng compar tment to accom modate up to (8) 14 gauge insu lated conduc tors, or (6) 12 gauge
insulated conductors; making the Wafer LED Downlights much easier to wire in 2in/2out (plus ground)
daisy-chain applications and contrac tor friendly.
PATENT PENDING.
INSTALLATION — Ideal for shallow ceiling plenum; no housing required. Steel spring clip for easy
installation. 4" cut out template is provided to ensure a correct sized hole is cut into ceiling for proper
installa tion of the trim . Size of hole shoul d not exceed 4 1/4 inches fo r this produc t. Suitable fo r installatio n
in t-grid an d drop ceiling applic ations. 3" plenum sp ace required for in stallation of the r emote driver box.
OPTICS — Wafer-Thin downlight edge-lit LED technology uses light guided plate to distribute light.
Polycarb onate lens prov ides even illu mination thr oughout the s pace. Utilize s 2700K, 3000 K, 3500K, 40 00K,
and 5000 K color temperatur e LEDs.
ELECTRICAL — Connect directly to 120V power supply via provided UL recognized driver. High efficient
driver wi th power fac tor > 0.9. Ambient op erating tem peratur e: -40°F (- 40°C) to +104°F (+40° C). Dimming
down to 10% (See p age 2 for recom mended dimm ers). Standard inp ut wattag e is 9.6W, 70 lumens per watt .
Replaces 50W incandescent.
LISTINGS — CSA cer tified to US and Can adian safet y standards. ENE RGY STAR® certifie d. Wet location. Ai r
Tight cer tified in accorda nce with ASTM E283-2004. N OM Certified.
WARRANTY — 5-ye ar limited warrant y. Complete warran ty terms locate d at:
www.acuitybrands.com/CustomerResources/Terms_and_conditions.aspx
Note: Act ual performa nce may differ as a resul t of end-user envir onment and applic ation.
All values ar e design or typic al values, measure d under laborator y conditions at 2 5 °C.
Specific ations subjec t to change withou t notice.
Specifications
Aperture: 3.2 (8.1)
Ceiling opening: 4.2 (10.7)
Overlap trim: 4.7 (12.0)
Height: 1.1 (2.8)
(10.2)
3.2"
(8.1)
Type
Wafer LED Recessed Downlight
4" LED Module
New Construction/Remodel
M
I
D
Matte black Brushed nickel Oil-rubbed bronze
WF4
IC/Non-IC
A
M
B
L
E
All dimensions are inches (centimeters) unless otherwise indicated.
ORDERING INFORMATION
WF4 LED
Series Lamp CCT/CRI/W/Lumens
WF4 4" wafer-thin L ED downlight LED LED 27K 2700K/80CRI/10.6W/660L
Accessories: Order as separate catalog num ber.
WF4 PAN R12 4" new const ruction pan, re tail pack of 12
WFJB U Remodel joist bar
WFEXC6 U 6' FT4 cable
WFEX C10 U 10' F T4 cable
WFEXC2 0 U 20' FT4 cable
DOWNLIGHTING WF4
For shortest lead times, configure product using standard options (shown in bold).
30K 3000K /80CRI/9.6W/675L
35K 3500K/80CRI/10.2W/740L
40K 4 000K/80CRI/10W/765L
50K 5000K/ 80CRI/10.4W/780L
WF4_Pan Remodel Joist Bar Extension Cable
Example: WF4 LED 30K MW
1
Finish
MW Matte white
MB Mat te black
BN Brushed nickel
ORB Oil-rubbed bronze
Notes
1 Total sys tem delivered
lumens.
Page 2
%02fp
WF4 4" LED Wafer Module
DATE: PRINT DATE: TEST NO:
MANUFACTURER:
LUMINAIRE CATALOG NO.:
LUMINAIRE DESCRIPTION:
LAMP DESCRIPTION:
LUMENS PER LAMP:
[_PRODUCTID]
[_LAMPPOSITION]
[_TOTALLUMINAIRELUMENS]
[_ABSOLUTE]
[_ABSOLUTELUMENS]
[_INPUT_ELECTRICAL]
[_TEMP0]
3/14/2016 March 31, 2016 ISF 30377
Lithonia Lighting
WF4 LED 40K
4" MATTE WHITE LED ULTRA-THIN WAFER DOWNLIGHT, 4000K CCT, LEXTAR LED
LED LEXTAR
770.1127
20af95d8-8e2a-4533-ae50-4050ab62c103
0 , 0
769.9
NOTE: DATA SHOWN IS ABSOLUTE FOR THE SAMPLE PROVIDED.
769.4
120.2 VOLTS, 10.0 WATTS, 0.0860 AMPS
AMBIENT: 25.5
Coefficients of Utilization
pf 20%
Spacing to Mounting Height:1.2
DATE: PRINT DATE: TEST NO:
MANUFACTURER:
LUMINAIRE CATALOG NO.:
LUMINAIRE DESCRIPTION:
LAMP DESCRIPTION:
LUMENS PER LAMP:
[_LAMPWATTAGE]
[_PRODUCTID]
[_LAMPPOSITION]
[_TOTALLUMINAIRELUMENS]
2/4/2016 March 31, 2016 ISF 30027
Acuity Brands
WF4 LED 30K
4" Matte White LED Ultra-Thin Wafer Downlight, 3000K CCT, Lextar 2835 LED
LED
686.1439
9.597
faa36c80-4b85-47f2-9b74-67ab0f5b5dc9
0 , 0
686.2
Coefficients of Utilization
pf 20%
Spacing to Mounting Height:1.2
-
FC
1
6
4
2
2
PHOTOMETRICS
Distribution Cur ve Distribution Data Output Data Coefficient of Utilization Illuminance Data at 30” Above Floor for
a Single Luminaire
WF4 LED 27K, 2700 K LEDs, input watts: 10.5, delivered lumens: 708, LM/W=67.4, test no. ISF 30027P2
pc 80%70% 50%
pw 50%30% 10%50% 30%10% 50% 30%10%
27.9
45.3
78.8
0
1
2
3
0.0
4
0.0
5
RCR
0.0
6
0.0
7
8
9
10
200
80°
60°
40°
Ave Lumens
259
0
258
5
248
15
25
226
35
197
45
163
55
125
65
86
75
48
85
13
90
1
104
123
126
112
Zone Lumens % Lamp
198.1
0° - 30°
321.0
24
70
85
50
15
0° - 40°
0° - 60°
0° - 90°
90° - 120°
90° - 130°
90° - 150°
90° - 180°
0° - 180°
558.3
708.6
0.1
0.1
0.1
0.1
708.7
*Efficiency
100.0
*100.0
WF4 LED 30K, 3000 K LEDs, input watts: 9.6, delivered lumens: 675, LM/W=70.3, test no. ISF 30027
pc 80% 70% 50%
pw 50% 30%10% 50% 30% 10% 50% 30% 10%
27.9
45.3
78.8
100.0
0.0
0.0
0.0
0.0
0
1
2
3
4
5
RCR
6
7
8
9
10
119
104
90
79
70
63
57
51
47
43
40
200
0° 20°
80°
60°
40°
Ave Lumens
0
251
5
250
15
240
25
218
35
190
45
158
55
121
65
83
75
46
85
12
90
1
101
119
122
108
Zone Lumens % Lamp
0° - 30°
191.7
0° - 40°
0° - 60°
0° - 90°
90° - 120°
90° - 130°
90° - 150°
90° - 180°
0° - 180°
310.8
540.5
686.0
0.1
0.1
0.1
0.1
686.1
*Efficiency
*100.0
24
68
82
49
14
WF4 LED 35K, 3500 K LEDs, input watt s: 10.1, delivered lumens: 829, LM/W=82, test no. ISF 35164
80°
60°
200
40°
WF4 LED 40K, 4000 K LEDs, input wat ts: 10, delivered lumens: 765, LM/W=76.5, test no. ISF 30377
200
0° 20°
80°
60°
40°
326
5
312
15
25
284
35
242
45
191
55
139
65
91
75
49
85
14
90
Ave Lumens
0
272
5
271
15
261
25
240
35
212
45
177
55
138
65
96
75
54
85
16
90
0
31
88
131
151
147
124
90
52
16
0
26
74
111
132
136
123
94
57
17
Ave Lumens
326
0
Zone Lumens % Lamp
249.5
0° - 30°
400.6
0° - 40°
672.0
0° - 60°
829.8
0° - 90°
90° - 120°
90° - 130°
90° - 150°
90° - 180°
0° - 180°
0° - 30°
0° - 40°
0° - 60°
0° - 90°
90° - 180°
0° - 180°
0.0
0.0
0.0
0.0
829.8
*Efficiency
Zone Lumens % Lamp
210.1
342.5
601.1
770.1
0.0
770.1
*Efficiency
100.0
*100.0
27.3
44.5
78.1
100.0
0.0
*100.0
pc 80%70% 50%
pw 50%30% 10%50% 30%10% 50% 30%10%
30.1
48.3
81.0
0
1
2
3
0.0
4
0.0
5
RCR
0.0
6
0.0
7
8
9
10
pc 80% 70% 50%
pw 50% 30%10% 50% 30% 10% 50% 30% 10%
119
0
104
1
90
2
79
3
70
4
63
5
RCR
56
6
51
7
47
8
43
9
39
10
119
104
90
79
70
63
57
51
47
43
40
119
104
119
100
119
119
116
116
116
111
111
111
111
97
94
91
85
80
75
75
67
60
54
49
45
41
38
111
94
97
80
85
68
75
59
67
52
60
46
54
42
49
38
45
34
41
31
38
Mounting
68
63
111
Height
54
8.0
47
10.0
41
12.0
36
14.0
32
16.0
29
26
91
75
63
54
47
41
36
32
29
26
Inital FC
Mounting
Center
Height
Beam Diameter FC Diameter FC
8.0
10.0
12.0
14.0
16.0
59
52
46
42
38
34
31
96
102
98
94
89
78
65
55
47
41
37
33
29
27
96
78
65
55
47
41
37
33
29
27
116
102
82
77
78
70
64
69
61
55
62
53
47
56
47
41
51
42
36
46
38
33
43
35
29
39
32
27
116
116
94
98
77
82
89
64
70
78
55
61
69
47
53
62
41
47
56
36
42
51
33
38
46
29
35
43
27
32
39
119
100
84
71
62
54
48
43
38
35
32
84
71
62
54
48
43
38
35
32
50% beam -
Inital FC
Center
Beam Diameter FC Diameter FC
8.6
4.6
2.9
2.0
1.4
8.3
4.5
2.8
1.9
1.4
62.6°
6.7
9.1
11.6
14.0
16.4
50% beam -
62.6°
6.7
9.1
11.6
14.0
16.4
4.2
2.2
1.4
0.9
0.7
4.3
2.3
1.4
1.0
0.7
10% beam -
15.2
20.7
26.2
31.8
37.3
10% beam -
108.2°
15.2
20.7
26.2
31.8
37.3
108.2°
0.8
0.4
0.3
0.2
0.1
0.9
0.5
0.3
0.2
0.1
%02fp
119
119
116
116
116
111
111
96
102
98
95
90
79
66
57
49
43
38
34
31
28
95
77
64
54
47
41
36
32
29
26
116
101
83
78
79
72
66
70
62
56
63
55
49
57
49
43
52
44
38
48
40
34
44
36
31
41
33
28
111
116
116
94
97
76
82
88
64
70
77
54
60
69
46
53
61
41
47
55
36
42
50
32
38
46
29
34
42
26
31
39
111
98
95
92
86
81
76
76
68
61
55
51
46
43
40
111
94
97
79
85
68
74
59
66
52
59
46
54
41
49
37
45
34
41
31
38
Mounting
70
65
61
54
48
43
39
36
33
111
Height
55
8.0
48
10.0
43
12.0
38
14.0
34
16.0
31
28
91
75
62
53
46
40
36
32
29
26
Inital FC
Mounting
Center
Height
Beam Diameter FC Diameter FC
9.0
8.0
4.8
10.0
3.0
12.0
2.1
14.0
1.5
16.0
119
100
85
91
73
81
63
72
56
64
49
58
44
53
40
48
36
44
33
41
119
99
83
71
61
53
47
42
38
34
32
50% beam -
Inital FC
Center
Beam Diameter FC Diameter
10.8
5.8
3.6
2.5
1.8
62.2°
6.6
9.1
11.5
13.9
16.3
50% beam -
63.7°
6.8
9.3
11.8
14.3
16.8
4.5
2.4
1.5
1.0
0.7
5.4
2.9
1.8
1.2
0.9
10% beam -
15.5
21.1
26.7
32.3
37.9
10% beam
106.0°
14.6
19.9
25.2
30.5
35.8
109.1°
0.9
0.5
0.3
0.2
0.1
1.
0.
0.
0.
0.
WF4
DOWNLIGHTING: One Lithonia Way, Conyers, GA 30012 Phone: 800-315-4935 Fax: 770-860-3129 www.lithonia.com © 2016-2018 Acuity Brands Lighting, Inc. All rights reserved. Rev. 11/01/18
Page 3
200
%02fp
WF4 4" LED Wafer Module
PHOTOMETRICS
Distribution Cur ve Distribution Data Output Data Coefficient of Utilization Illuminance Data at 30” Above Floor for
a Single Luminaire
WF4 LED 50K, 5000 K LEDs, input watts: 10.4, delivered lumens: 796, LM/ W=77, test no. ISF 30027P3
80°
60°
40°
Ave Lumens
0
291
5
290
15
278
25
254
35
221
45
183
55
141
65
97
75
53
85
14
90
1
117
138
141
126
28
78
96
57
17
Zone Lumens % Lamp
222.7
0° - 30°
360.9
0° - 40°
627.6
0° - 60°
796.6
0° - 90°
90° - 120°
90° - 130°
90° - 150°
90° - 180°
0° - 180°
0.2
0.2
0.2
0.2
796.8
*Efficiency
100.0
*100.0
ENERGY DATA & DIMMER COMPATIBILITY
4" ENERGY DATA 2700K 3000K 3500K 4000K 5000K
Lumens 660 675 740 765 780
Color temperature 2700K 3000K 3500K 4000K 5000K
CRI 80 80 80 80 80
Lumens/Watt 62.2 70.3 72.5 76.5 75
Min. starting temperature -40°C (-40°F) -40°C (-40°F) -40°C (-40°F) -40°C (-40°F) -40°C (-40°F)
EMI/RFI FCC Title 47 CFR, Part 15, Class B FCC Title 47 CFR, Part 15, Class B FCC Title 47 CFR, Part 15, Class B FCC Title 47 CFR, Part 15, Class B FCC Title 47 CFR, Part 15, Class B
Sound rating Class A standards Class A standards Class A standards Class A standards Class A standards
Input voltage 120V 120V 120V 120V 120V
Total Harmonic Distortion 15.3% 15.3% 15.3% 15.3% 15.3%
Min. power factor 0.99 0.97 0.98 0.98 0.98
Input frequency 50/60 Hz 50/60 Hz 50/60 Hz 50/60 Hz 50/60 Hz
Rated wattage 10.6W 9.6W 10.2W 10W 10.4W
Input power 10.6W 9.6W 10.2W 10W 10.4W
Input current 0.09A 0.08A 0.09A 0.08A 0.09A
pc 80%70% 50%
pw 50%30% 10%50% 30%10% 50% 30%10%
27.9
45.3
78.8
0
119
119
104
119
100
96
90
84
78
79
71
65
70
62
55
63
54
47
57
48
41
51
43
37
47
38
33
43
35
29
40
32
27
1
2
3
0.0
4
0.0
5
RCR
0.0
6
0.0
7
8
9
10
116
102
116
98
89
82
78
70
69
61
62
53
56
47
51
42
46
38
43
35
39
32
116
111
111
94
77
64
55
47
41
36
33
29
27
111
97
94
91
85
80
75
75
67
60
54
49
45
41
38
Mounting
68
63
59
52
46
42
38
34
31
Height
54
8.0
47
10.0
41
12.0
36
14.0
32
16.0
29
26
50% beam -
6.7
9.1
11.6
14.0
16.4
62.6°
Inital FC
Center
Beam Diameter FC Diameter FC
9.6
5.2
3.2
2.2
1.6
4.8
2.6
1.6
1.1
0.8
10% beam -
108.2°
15.2
20.7
26.2
31.8
37.3
1.0
0.5
0.3
0.2
0.2
COMPATIBLE DIMMERS
Leviton Lutron Sensorswitch Synergy/Leviton
6633-PA Maestro MACL-153M (TX) Diva/Skylark DVRP-253PCTRP-253P Panel Module HW/LP-RPM-4A-120 nSP5 PCD 2W ISD 600 I 120/IPI06
IPL06-LED/INC mode Maestro Wireless MRF2-6ELV Skylark C TCL-150 Panel Module HW/LP-RPM-4U-120 nSP5 PCD ELV 120 ISD 400 ELV 120/IPE04
6615-P Gen 3.0 DVCL-153P (T9) Caseta Wireless PD-5NE Grafik QS/Wallbox LQRJ-WPM-6P
Maestro MSCL-OP153M Maestro MACL-LFQ Grafik Eye 3000 Family HWI-WPM-6D-120
Caseta Wireless PD-6WCL RadioRA2 RRD-6NA HomeWorksQS / my Room LQSE-4A1-D/
MQSE-4A1-D/MQSE-3A1/MQSE-2A1-D,120V
Grafik T GT-5NEM / GTJ-5NEM HomeWorks HQRD-6NA Homeworks QS LQSE-4A-120-D
*Requires Lutron Smart Bridge L-BDG2-WH for wireless applications (sold separately)
WF4
DOWNLIGHTING: One Lithonia Way, Conyers, GA 30012 Phone: 800-315-4935 Fax: 770-860-3129 www.lithonia.com © 2016-2018 Acuity Brands Lighting, Inc. All rights reserved. Rev. 11/01/18
Page 4
WF4 4" LED Wafer Module
LIGHTING FACTS
WF4
DOWNLIGHTING: One Lithonia Way, Conyers, GA 30012 Phone: 800-315-4935 Fax: 770-860-3129 www.lithonia.com © 2016-2018 Acuity Brands Lighting, Inc. All rights reserved. Rev. 11/01/18
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