Cirrus Suspension D1 Dynamic/Tunable White Downlight With Remote Power, End Feed

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Cirrus D1 Remote Power End Feed Suspension with Dynamic/Tunable White is a linear LED suspension that creates a direct beam of light through a Diffused White Lens with a 100° Beam Spread or a Clear Frosted 60° Lens. Using the latest in LED Technology Dynamic/Tunable White, you have full control over the color temperature from 2000K (Sunset) to 4000K (Cool White) and the ability to regulate any level of brightness independently. Use with two dimmers (One for 2000K and One for 4000K, Ordered Separately) or our proprietary Tunable White Controller for fast and accurate adjustment with three pre-set scenes (Ordered separately). The Cirrus D1 Dynamic/ Tunable White Suspension is available in increments from 12"-240" and various Metal Finish Options. Add a Black or White Louver for additional diffusion. Remote 24VDC power supplies are required and ordered separately. Fixture includes a 5-year pro-rated warranty. For custom sizes, email

2013 Good Design Award Winner


  • Mounts to a Standard Junction Box
  • Remote Power Supply feeding 24VDC up to 100 Watts at a maximum of 40' away
  • Includes Canopy of your choice: 2.8" or 4.6", available in Round or Square, Pairs - One for remote power and one for a blank end cap, and VR (Vanishing Point)
  • Includes adjustable 12' Coaxial and Aircraft Cables (additional Aircraft Cables included for support when fixture exceeds 72")
  • Power Supplies sold separately


Diffused White 100° Lens or Clear Frosted 60ยบ Lens, both offered with Black or White Louver (60° requires louver)

Designed for indoor use only. Ideal applications in Commercial, Retail, Residential, Hospitality, Education, and Healthcare Institutions.


  • Tunable White: 2000K-4000K (2K4K) allows you to choose any color temperature from 2000K (sunset) to 4000K (cool white) and Dim to any level of Brightness independently
  • Power Consumed, 5 and 10 watts per foot
  • 50,000 Hour Lamp Life

Damp Location, ETL Listed, Class 2 wiring, Title 24 with Universal Power Supply

Assembled in America


Universal Power Supplies (Sold Separately):
Universal Power Supplies, Dynamic Tunable White Technnology (Sold Separately):
Universal Power Supply Comparison Chart
PSB-2X40W-UNI-24VDC (2X40W output, 120-277VAC input)
PSB-2X60W-UNI-24VDC (2X60W output, 120-277VAC input)
PSB-2X96W-UNI-24VDC-IW (2X96W output, 120-277VAC input)
PSB-4X96W-UNI-24VDC (4X96W output, 120-277VAC input)

Lutron HI-LUME® Premier Power Supply (Sold Separately):
Lutron HI-LUME® Premier Power Supply Comparison Chart
L3D0-96W24V-U (96W output, 120-277VAC input)
2-Wire Ecosystem, LTEA4U1UKL-CV240 (5W-40W output, 120-277VAC input)
3-Wire Ecosystem, L3DA4U1UKL-CV240 (5W-40W output, 120-277VAC input)

24VDC Dynamic Color Changing (DMX) 2XK Tunable White Compatible Power Supplies (Sold Separately):
24VDC DMX 2XK Tunable White Compatible Power Supply Comparison Chart
PSB-100W-24VDC-2XK (100W output, 120-277V input)
PSB-2X100W-24VDC-2XK (2x100W output, 120-277V input)
PSB-3X100W-24VDC-2XK (3x100W output, 120-277V input)
PSB-4X100W-24VDC-2XK (4x100W output, 120-277V input)

Remote Power Supplies*, Dimmers & Controls (Sold Separately)

  • 40W, 60W or 100W Class 2. When using two dimmers one for 2000K and one for 4000K, you will need two power supplies pgs 8-9
  • For only DMX and one power supply is needed pg 10
  • UNI Driver: Universal Dimming (TRIAC, ELV, 0-10V) with corresponding dimmer
  • DMX: Dynamic Color Changing Controller CDMX1
  • Lutron Hi-Lume®
    *In-Wall Mounting Kits available for select power supplies


Ordering Code

System   Wattage Per Foot   Canopy   Nominal Size (Inches)   Color Temperature   Finish
CSDS - 5W - 2R - 240 - 2K4K - SN
CSDS Cirrus Suspension, Diffused Lens,
Standard Efficiency
CSDH Cirrus Suspension, Diffused Lens,
High Efficiency
CSDW Cirrus Suspension, Diffused Lens
with White Louver
CSDB Cirrus Suspension, Diffused Lens
with Black Louver
CSCW Cirrus Suspension, Clear Frosted
Lens with White Louver
CSCB Cirrus Suspension, Clear Frosted
Lens with Black Louver
  5W 5 Watt (240" max, 20')
10W 10 Watts (120" max, 10')
  2R 2.8" Round Canopy
2S 2.8" Square Canopy
4R 4.6" Round Canopy
4S 4.6" Square Canopy
VRD Vanishing Point Dual Feed
2R2 2x2.8" Round Canopies
2S2 2x2.8" Square Canopies
4R2 2x4.6" Round Canopies
4S2 2x4.6" Square Canopies
  12-240 Order in various increments from
12"-240" (Maximum shipping length
is 120"). Maximum shipping length
for Chrome is 84".

*See length chart on pgs 3-4 for exact dimensions
  2K4K 2000K-4000K Tunable White   BK Satin Black
BZ Antique Bronze
CH Chrome
SA Satin Aluminum
SN Satin Nickel
WH White
BB Satin Brass With
Black Canopy and
End Caps
BW Satin Brass With
White Canopy and
End Caps