Catalog
Number
Notes
Features & Specifications
INTENDED USE
Ideal for a wide variety of low- to medium-height ceiling applications ideal for shower and outdoor
applications where a wet location lensed fixture is required.
Type
Construction
Compact Fluorescent Downlighting
Galvanized steel mounting frame with mechanical trim retention (yoke) ensures secure and flush reflector
mounting to ceiling. Mounting frame has cutout section for remodel applications when installation from below is
necessary.
Galvanized bar hangers span up to 24” o.c. and feature built-in T-bar clips and nailers for T-bar or wood joist
installation.
Frames equipped with galvanized junction box UL Listed for through wire applications.
Maximum 1-1/2” ceiling thickness.
OPTICS
6” 6HF
Aluminum clear specular full reflectors are optically designed to maximize lumen output and to provide
superior glare control.
wet lens
Horizontal, 2-Lamp Double Twin-Tube (DTT)
Glass lenses are available in clear flat, tempered prismatic, drop opal or fresnel glass lens to provide optimal
visual comfort and improved aesthetics.
11-3/8
(28.9)
ELECTRICAL
Electronic ballast with end of lamp life protection standard. Class P thermally protected ballast protects against
improper contact with insulation. Minimum starting temperature is 0°F/-18°C.
12-1/4
(31.1)
Rated for #12 AWG conductor thru-branch wiring. Minimum 90° supply wire. Ground wire provided.
8-3/4
(22.2)
6-3/8
(16.2)
Lamp Socket Base:
DTT 4-pin lamps – 13W (G24Q-1); 18W (G24Q-2); 26W (G24Q-3)
LISTING
Fixtures are UL Listed for thru-branch wiring, Non-IC recessed mounting, wet location, and to U.S. and Canadian
Safety Standards.
7-1/2
(19.1)
Specifications
Max. height: 6-3/8 (16.2)
Ceiling opening: 7 (17.8)
Overlap trim: 7-1/2 (19.1)
Length: 13-1/4 (33.7)
Width: 12-1/4 (31.1)
13-1/4
(33.7)
6-3/8
(16.2)
5-1/2
(14.0)
7-1/2
(19.1)
All dimensions are inches (centimeters).
Ordering information
For shortest lead times, configure products using bolded options.
Example: 6HF 2/26DDT F6L4 MVOLT
6HF
Series
Wattage/Lamp
Reflector/Color
Voltage
Options7
6HF
2/13DTT1
2/18DTT
2/26DTT
F6LF1
F6LFB1
F6L 4
MVOLT3
120
277
3474
ADEZ
F6L B4
F6LF73
F6LFB73
F6L D3
F6L DB3
White splay, clear lens
Black baffle, clear lens
White splay, fresnel
lens
Black baffle, fresnel
lens
White splay, tempered
prismatic lens
Black baffle, tempered
prismatic lens
White splay, drop
opal lens
Black baffle, drop
opal lens
Accessories: Order as separate catalog number.
SCA6
CTE6
Sloped ceiling adaptor. Degree of slope must be specified
(10D, 15D, 20D, 25D, 30D) Ex: SCA6 10D.
Ceiling thickness extender is used when ceiling thickness
is greater than 1-1/2 (3.8). Maximum thickness 2 (5.1).
Downlighting & Track
Advance Mark 10™ electronic dimming ballast, 120V or 277V. Minimum dimming level 5%.
Must be voltage specific.
ECOS
Lutron EcoSystem electronic dimming ballast, 120-277V. Must be wattage-specific. Minimum
dimming level 5%.
EL
Emergency PSDL3 DL battery pack with integral test switch5
ELR
Emergency PSDL3 DL battery pack with remote test switch5
ELRHL2LP OTA I-162 emergency battery pack with remote test switch. Operates two 26W, two 32W or
two 42W CFL lamps in emergengy mode with battery back-up in case of power disruption.
Avereage output is 2,600 lumens for two 26W lamps; 2,750 lumens for two 32W lamps and
2,800 lumens for two 42W lamps.6
GMF
Single slow-blow fuse, must specify voltage
BDP
Ballast disconnect plug (meets codes that require in-fixture disconnect)4
RIF1
Radio interference filter
WLP
35K lamp (shipped separately)
Notes
1 Not available with ADEZ or ECOS.
2 White painted flange standard.
3 Electronic multi-volt ballast capable of operating any line voltage from 120-277V, 50 or 60Hz.
4 Not available with EL or ELR.
5 Ships standard for 1-lamp operation. For 2-lamp operation, consult installation instructions or factory.
Add 3” (7.6) to width and 4-1/2” (11.4) to length.
6 Not recommended for field installation.
7For additional options, see www.lithonia.com.
6HF-WETLENS-2-DTT
6” 6HF Horizontal, 2-Lamp Double Twin-Tube (DTT), Wet Lens
Distribution Curve
Distribution Data
Output Data
Coefficient of Utilization
Illuminance Data at 30” Above Floor for
a Single Luminaire
6HF 2/26DTT F6LFD3 MVOLT, (2) Philips PL-C 26W/27SH lamp, 1.2 s/mh, 3600 rated lumens, test no. 2197042407
90˚
70˚
100
50˚
200
300
10˚
5
15
25
35
45
55
65
75
85
90
cp Lumens
366
34
341
96
307
140
264
164
206
161
160
141
107
102
58
57
15
14
0
Zone Lumens % Lamp
7.5
0˚ - 30˚ 270.6
12.1
0˚ - 40˚ 434.7
20.5
0˚ - 60˚ 736.6
25.3
0˚ - 90˚ 909.9
0.0
90˚ - 180˚ 0.0
0˚ - 180˚ 909.9 *25.3
*Total Efficiency
30˚
pf
pc
pw
0
1
2
3
4
5
6
7
8
9
10
20%
80%
70%
50%
50% 30% 50% 30% 50% 30%
30 30 29 29 28 28
26 25 26 25 25 24
23 21 23 21 22 20
20 18 20 18 19 18
18 16 18 16 17 15
16 14 16 14 15 14
15 12 14 12 14 12
13 11 13 11 13 11
12 10 12 10 12 10
11 09 11 09 11 09
10 08 10 08 10 08
10% beam - 106.3˚
50% beam - 60.7˚
Task Height: 2.5ft.
Inital FC
Mounting Center
Height
Beam Diameter
8.0
12.1
6.4
10.0
6.5
8.8
12.0
4.0
11.1
14.0
2.8
13.5
16.0
2.0
15.8
FC
6.0
3.2
2.0
1.4
1.0
Diameter
14.7
20.0
25.4
30.7
36.0
FC
1.2
0.7
0.4
0.3
0.2
6HF 2/26DTT F6LF3 MVOLT, (2) Philips PL-C 26W/27SH lamp, 1.2 s/mh, 3600 rated lumens, test no. 2197042406
90˚
70˚
100
50˚
200
300
400
10˚
5
15
25
35
45
55
65
75
85
90
cp Lumens
398
37
369
104
331
152
277
174
218
166
155
137
86
87
27
29
0
1
0
Zone Lumens % Lamp
8.2
0˚ - 30˚ 293.6
13.0
0˚ - 40˚ 467.2
21.4
0˚ - 60˚ 770.7
24.7
0˚ - 90˚ 888.0
0.0
90˚ - 180˚ 0.0
0˚ - 180˚ 888.0 *24.7
*Total Efficiency
30˚
pf
pc
pw
0
1
2
3
4
5
6
7
8
9
10
20%
80%
70%
50%
Task Height: 2.5ft.
50% 30% 50% 30% 50% 30%
29 29 29 29 27 27
Inital FC
26 25 26 25 25 24
Mounting Center
23 22 23 21 22 21
Height
Beam Diameter
21 19 20 19 20 18
8.0
13.1
6.4
18 16 18 16 17 16
17 14 16 14 16 14
10.0
7.1
8.7
15 13 15 13 14 13
12.0
4.4
11.0
14 12 13 12 13 11
14.0
3.0
13.3
13 11 12 10 12 10
16.0
2.2
15.7
12 10 11 10 11 09
11 09 11 09 10 09
10% beam - 104.3˚
50% beam - 60.2˚
FC
6.6
3.5
2.2
1.5
1.1
Diameter
14.1
19.3
24.4
29.6
34.7
FC
1.3
0.7
0.4
0.3
0.2
6HF 2/26DTT F6L4 MVOLT, (2) Philips PL-C 26W/27SH lamp, .98 s/mh, 3600 rated lumens, test no. 2197042405
90˚
100
70˚
200
300
50˚
400
500
600
700
800
10˚
5
15
25
35
45
55
65
75
85
90
cp Lumens
76
800
209
742
267
594
212
339
140
182
93
103
57
55
18
13
0
0
0
Zone
Lumens % Lamp
15.3
0˚ - 30˚ 552.2
21.2
0˚ - 40˚ 763.9
27.7
0˚ - 60˚ 996.5
0˚ - 90˚ 1072.0 29.8
0.0
90˚ - 180˚ 0.0
0˚ - 180˚ 1072.0 *29.8
*Total Efficiency
30˚
pf
pc
pw
0
1
2
3
4
5
6
7
8
9
10
20%
80%
70%
50%
50% 30% 50% 30% 50% 30%
35 35 35 35 33 33
32 31 32 31 30 30
29 28 29 27 28 27
27 25 26 25 25 24
24 22 24 22 23 22
22 20 22 20 22 20
21 18 20 18 20 18
19 17 19 17 19 17
18 16 18 16 17 15
17 15 16 14 16 14
16 14 15 13 15 13
10% beam - 85.8˚
50% beam - 53.6˚
Task Height: 2.5ft.
Inital FC
Mounting Center
Height
Beam Diameter
8.0
25.8
5.6
10.0
13.9
7.6
12.0
8.6
9.6
14.0
5.9
11.6
16.0
4.3
13.6
FC
12.9
6.9
4.3
2.9
2.1
Diameter
10.2
13.9
17.7
21.4
25.1
FC
2.6
1.4
0.9
0.6
0.4
6HF 2/26DTT F6LFB73 MVOLT, (2) Philips PL-C 26W/27SH lamp, .97 s/mh, 3600 rated lumens, test no. 2197032002
90˚
100
70˚
200
300
50˚
400
500
600
10˚
30˚
5
15
25
35
45
55
65
75
85
90
cp Lumens
637
60
569
159
454
206
292
183
153
118
61
58
24
24
4
5
0
0
0
Zone Lumens % Lamp
11.8
0˚ - 30˚ 425.5
16.9
0˚ - 40˚ 608.4
21.8
0˚ - 60˚ 784.5
22.6
0˚ - 90˚ 813.8
0.0
90˚ - 180˚ 0.0
0˚ - 180˚ 813.8 *22.6
*Total Efficiency
Energy (Calculated in accordance with NEMA standard LE-5.)
Fixture/
LER Reflector
6HF DTT/F6LD3
10.22
6HF DTT/F6LD3
13.57
6HF DTT/F6LD3
17.89
6HF DTT/F6LDB3
7.53
6HF DTT/F6DBL3
10.15
6HF DTT/F6DBL3
12.00
Annual* Lamps Energy Cost
$23.48
(2)13DTT
$17.68
(2)18DTT
$13.41
(2)26DTT
$31.87
(2)13DTT
$23.58
(2)18DTT
$20.00
(2)26DTT
Lamp Lumens 1560
2500
3650
1560
2500
3600
Ballast
Factor 1
.95
1
1
.95
1
pf
pc
pw
0
1
2
3
4
5
6
7
8
9
10
20%
80%
70%
50%
50% 30% 50% 30% 50% 30%
27 27 26 26 25 25
25 24 24 24 23 23
23 21 22 21 21 21
21 19 20 19 20 19
19 17 19 17 18 17
17 16 17 16 17 15
16 14 16 14 15 14
15 13 15 13 14 13
14 12 14 12 13 12
13 11 13 11 13 11
12 11 12 11 12 10
Input
Watts
29
35
51
29
35
51
Task Height: 2.5ft.
Inital FC
Mounting Center
Height
Beam Diameter
8.0
21.4
5.3
10.0
11.5
7.2
12.0
7.2
9.2
14.0
4.9
11.1
16.0
3.5
13.0
10% beam - 87.1˚
50% beam - 51.5˚
FC
10.7
5.7
3.6
2.4
1.8
Diameter
10.5
14.3
18.1
21.9
25.7
FC
2.1
1.2
0.7
0.5
0.4
*Comparative yearly lighting energy cost per 1000 lumens
6HF-WETLENS-2-DTT
DOWNLIGHTING & TRACK: One Lithonia Way, Conyers, GA 30012 Phone: 800-315-4963 Fax: 770-981-8191 www.lithonia.com © 2002-2013 Acuity Brands Lighting, Inc. All rights reserved. Rev. 06/24/13