Mounting frame specifications
Dimensions & Weight
UL Listing: Suitable for damp locations
Dimming: Dimming as low as 5% on TRIAC and Lutron drivers
Mounting: Butterfly brackets allow mounting with 1/4 x 1/2” bar stock, C Channel, 1/2” conduit, or nailer bars.
Drivers: One driver per head; specs are per driver.
Remodeler housing - with trim
Forward Phase TRIAC
Constant current
Class 2
120V
50/60 Hz
350mA
0.15A
Lutron*
Constant current
Class 2
120-277V
50/60 Hz
350mA
0.7A
0 - 10V
Constant current
Class 2
120-277V
50/60 Hz
350mA
98.9% PF
THD ≤ 20%
90% PF
THD ≤ 20%
90% PF
THD ≤ 20%
On/Off
Constant current
Class 2
120-277V
50/60 Hz
350mA
120-240V: 0.03-0.15A
277V: 0.15A
99% PF
THD ≤ 20%
Min. Op. Tem. -40°F (-40°C)
Min. Op. Tem. 32°F (0°C)
Min. Op. Tem. -40°F (-40°C)
Min. Op. Tem. -40°F (-40°C)
0.28A
MD1RT - Weight: 3.8 lbs
7”
178 mm
6 1/4”
159 mm
MD1RTL - Weight: 3.7 lbs
5”
127 mm
Trim
Construction
Remodeler housing
Finish
B
W
Housing
Trim
Construction
1
2
3
4
5”
127 mm
MD2NT - Weight: 9.7 lbs
6 1/8”
156 mm
16”
406 mm
21”
533 mm
5”
127 mm
10 3/8”
264 mm
MD3NT - Weight: 11.8 lbs
15 3/8”
391 mm
7 1/2”
191 mm
MD4NT - Weight: 14.1lbs
6 1/8”
156 mm
6 1/8”
156 mm
7 1/2”
191 mm
Rough In: 5 7/8” x 11 1/2”
Rough In: 5 7/8” x 6 1/2”
B
W
MD4RTL - Weight: 7.6 lbs
6 1/8”
156 mm
11”
279 mm
5”
127 mm
MD1NT - Weight: 7.8 lbs
Finish
TL Trimless
T 1/2” Trim
1 Head
2 Heads
3 Heads
4 Heads
MD3RTL - Weight: 6.3 lbs
New construction (mounting frame + housing)
R
Black
White
22 1/4”
565 mm
6 1/4”
159 mm
NOTE: All trimless housing dimensions are internal and do not include the spackle flange.
7 1/2”
191 mm
MD
OR
TL Trimless
T 1/2” Trim
1 Head
2 Heads
3 Heads
4 Heads
Product Family
17 1/4”
438 mm
6 1/8”
156 mm
6 1/8”
156 mm
N
1
2
3
4
MD2RTL - Weight: 4.9 lbs
6”
152 mm
Ordering Information
MD
6 1/4”
159 mm
7”
178 mm
Remodeler housing - trimless (with spackle flange)
LED: High-output, long-life LED with 2-step binning and integrated driver technology
Lumen Output**
Lumen Maintenance: 100,000-hour LED lifespan based on IES LM-80 results and TM-21 calculations
20°
30°
40°
Lens: Nanostructure lens eliminates “hot spots”, and provides smooth, uniform light at higher efficiency
1 Head
1036
1077
1070
Color Consistency: 2-step MacAdam Ellipse binning to achieve consistent fixture-to-fixture color
2 Heads
2072
2154
2140
Housing and Gear Tray: Specification-grade, heavy-gauge steel construction
Heads: Die-cast aluminum with integral fins for optimal performance
3 Heads
3108
3231
3210
Finish: Our environmentally friendly polyester powder coatings are formulated for high-durability and
4 Heads
4144
4308
4280
long-lasting color, and contain no VOC or toxic heavy metals.
IESNA LM-79 & LM-80 Testing: RAB LED luminaires have been tested by an independent laboratory
in accordance with IESNA LM-79 and LM-80, and have received the Department of Energy “Lighting Facts” label.
Green Technology: Mercury and UV free, and RoHS compliant. Polyester powder coat finish formulated without the use of VOC or toxic heavy metals.
Housing
MD4RT - Weight: 8.2 lbs
7”
178 mm
12 1/4”
311 mm
6 1/4”
159 mm
6 1/8”
156 mm
New construction mounting frame + housing
MD3RT - Weight: 6.7 lbs
7”
178 mm
7 1/4”
184 mm
Housing and gear tray specifications
Product Family
MD2RT - Weight: 5.3 lbs
6 1/8”
156 mm
20 3/8”
518 mm
Rough In: 5 7/8” x 16 1/2”
7 1/2”
191 mm
23 3/8”
594 mm
Rough In: 5 7/8” x 21 1/2”
Black
White
Gear tray (for new construction & remodeler housings)
MDLED1x12- Weight: 2.6 lbs
MDLED2x12 - Weight: 4.7 lbs
MDLED3x12 - Weight: 6.6 lbs
MDLED4x12 - Weight: 8.2 lbs
Gear tray (required for both new construction or remodeler)
Product Family
Wattage
Heads
MDLED
Optics
Driver
Color Temperature
Finish
X
1
2
3
4
1 Head
2 Heads
3 Heads
4 Heads
12
12W
Blank Forward Phase TRIAC Dimmer
L
Lutron Dimmer *
D10
0-10V Dimmer
F
On/Off Non-Dimming
20
30
40
20°
30°
40°
YN
Y
YY
3500K
3000K
2700K
B
W
B-W
Black
White
Black Tray/White Heads
Accessories
SNOOT1
Accessories
C-CHAN27 = 27” C-Channels
C-CHAN51 = 51” C-Channels
NAILER BAR = 13" - 24" expandable
nailer bar for wood beam mounting*
*Only available for 1x and 2x models.
**Lumen output for warm-neutral (3500K) models only. For warm and residential warm data, please visit rabweb.com
SNOOT2
1 1/2”
38 mm
SNOOT1B = 1 1/2” snoot w/20° optics, black (replace B with W for white)
SNOOT2B = 2 1/2” snoot w/20° optics, black (replace B with W for white)
High-end recessed LED lighting at an affordable price.
2 1/4”
57 mm
1 3/4”
44 mm
2 1/2”
64 mm
3 1/4”
83 mm
1 3/4”
44 mm
RABWEB.COM • 888-722-1000
MDLED™
Multi-Head
Recessed Lights
RABWEB.COM • 888-722-1000
The clean look of MDLED™ is perfect for retail spaces, lobbies and auditoriums.
• Reduce energy consumption by up to 80% (12 Watts equivalent up to 75W Halogen)
• Precision-engineered optics deliver smooth light without hot spots or glare
• 100,000-hour lifespan ensures worry-free operation—no lamp replacement for over 20 years (running 12 hours/day)
Control at your fingertips.
Guaranteed color performance.
Smooth in comparison.
Spill Light
Three distributions: spot 20°, flood 30° and
wide flood 40° (optional snoot shown)
Heads rotate a full 360°, tilt up to 45° and
easily lock in place with thumb screws.
Available with 0-10V, Triac or Lutron
dimming capability.
2-step color consistency is warrantied to
shift less than 200K over 5 years.
MDLED runs cool preventing the
degradation of third-party color gels.
Easy installation. Built to last.
Versatile design.
Can be specified in one, two, three, or
four LED heads.
Available in three color temperatures:
2700K, 3000K, and 3500K.
1/2” trim and trimless versions available
(Trimless model shown).
Gear tray designed for tool-less adjustment
enabling 3 discrete positions: full recess,
flush mount or semi-recessed.
Quick disconnect two-circuit wiring
harness allows for separate switching.
New construction frame with brackets
for nailer bars, conduit, bar stock or
c-channels (see accessories)
RAB MDLEDs (shown on left) provide smooth, uniform light output without the useless spill light of halogen (shown on right).
Runs cool, saves on air conditioning expense.
Adjustable clamps allow for quick, secure
installation. Will accommodate ceilings
1/2” - 2 1/2” thick.
300°
300°
70°
70°
RAB MDLEDs (shown on left) run much cooler than halogen lamps (shown on the right), saving 10-20% on cooling costs.*
* According to Energy Star® Building Upgrade Manual.