Echo Velocity 3.5 Exterior
EEC11924 38 in
Echo Velocity 3.5 Exterior - Ceiling
Designed with a unique, asymmetric profile, Echo Velocity 3.5 LED combines high-performance in an organic form. Offered in interior and exterior versions with multiple mounting options, this versatile luminaire lights a wide variety of projects well. It delivers the quality illumination and efficient light control the Echo family is known for. For a complimentary lighting layout, contact our applications team at
Echo Velocity 3.5 Exterior - Ceiling EEC11924

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  • Field adjustable housing locks into position, enabling precise fixture alignment for high-quality design performance
  • Stainless steel external fasteners will not rust or corrode
  • Dust cover lens standard
  • Handcrafted in USA


  • LIGHT SOURCE: White LED light engine
  • LUMEN MAINTENANCE: L70 life = 50,000+ hours
  • CCT: 3000K, 3500K, or 4000K
  • VOLTAGE: 120-277V standard
  • DRIVER: Integral Class II power supply
  • DIMMING:  0-10V controls standard to 1% on LED light engines; Lutron control options available
  • CONSTRUCTION: Extruded aluminum construction provides durable protection for internal components and is recyclable; cast aluminum end caps protect internal components and are recyclable
  • FINISH:  Housing and mounting components finished to match. To specify separately, contact factory. Choose from more than 30 thermoset polyester powder coat paint colors. RAL®, Pantone®, or custom finishes available upon request.
  • MODIFICATIONS: Consult factory for all modification requests, including RGB and static color options
    • ETL listed to UL standards (US and Canada) for use in wet locations
    • IP66 rated fixture per International Eletrotechnical Commission (IEC) certifies fixture as dust-tight and protected against powerful water jets
    • Run configuration is wet location listed only


38.1 in
96.8 cm
8.8 in
22.4 cm
9.2 in
23.4 cm
36.8 in
93.5 cm
39.7 in
100.8 cm
3.4 in
8.6 cm
6.5 in
16.5 cm
Mounting Weight
Consult Factory.
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To ensure color consistency, SPI uses precise bin selection and strict quality processes to maintain a 3-step (MacAdam) SDCM on all white LED lampings. Published LED luminaire wattages are calculated using a typical power supply efficiency of 88%; exact wattages may vary based on application. Alternative wattages available upon request.

L11W | White 11W LED Light Engine

Delivered Lumens: 1,084
L22W | White 22W LED Light Engine

Delivered Lumens: 2,040
L43W | White 43W LED Light Engine

Delivered Lumens: 4,079


120-277V | Universal Voltage

Mounting *

Bracket mount is supplied with a discrete cover that fits over a standard 4" octagonal junction box. Additional support required (by others). Run mounts to standard 4" octagonal junction box with auxiliary mounting holes. INSTALLATION NOTES: During installation the contractor is responsible to use actual fixtures to ensure accurate mounting centers from one fixture to the next along the length of the linear run. Choose a mounting from below:

BRK | Bracket Mount
RUN 1 | Continuous Run
OAL | Specify Length of Run

1 For a take-off and pricing, contact factory.   Wet listed only

Lamp Options

Delivered lumens shown are at 4000K CCT; apply multiplier for delivered lumens at other CCT.

3000K 2 | 3000K CCT
3500K 3 | 3500K CCT
4000K | 4000K CCT

2 Apply .95 multiplier for delivered lumens
3 Apply .97 multiplier for delivered lumens


DF_DIM1 | 1% dimming with 0-10V control (default)
LUT0 | Lutron Hi-Lume, (LDE1) Eco System, Fade to Black Dimming
LUT2 | Lutron Hi-Lume, (LTEA2W) 2-Wire, 1% Dimming (120V Forward Phase Only)
LUT5 | Lutron 5 Series, (LDE5) Eco System 5% Dimming

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