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ELCO Lighting
E4LK4″ Koto™ Architectural Maximum Adjustability High Lumen IC Airtight Housing4″ Koto™ Architectural Maximum Adjustability High Lumen IC Airtight Housing4″ Koto™ Architectural Maximum Adjustability High Lumen IC Airtight Housing
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4″ Architectural Koto™
Architectural Koto™ SystemHOUSING

4″ Koto™ Architectural Maximum Adjustability High Lumen IC Airtight Housing

Spec Sheet

LED · IC New Construction · 6 item numbers · Double Wall IC Rated for direct contact with insulation

Item numbers ↓

Dimensions

1 drawing · click to open full size

Item numbers

6

All 6 are the same item. Wattage, lumens, dimming and voltage change.

Item numberWattageLumensDimmingVoltageDrawing
E4LK47ICA15.7W1250 lmTriac/ELV120V (15.7W)—
E4LK48ICAD15.7W1250 lm0-10V/Triac/ELV120-277V (15.7W)—
E4LK48ICADAL15.7W1450 - 1750DALI 2120-277V—
E4LK78ICA18.9W1500 lmTriac/ELV120V (18.9W)—
E4LK79ICAD18.9W1500 lm0-10V/Triac/ELV120-277V (18.9W)
E4LK79ICADAL18.9W1650 - 1950DALI 2120-277V—

Details

  • IC Airtight for direct contact with insulation.
  • Easy-to-Remove driver.
  • MAX. 35° adjustability.
  • Integrated collar allows for use with ⅝" thick to 1 ½" thick ceilings
  • Optional 90 minutes, 120/277 VAC, 60Hz, Emergency Backup.
  • Flicker-Free Dimming.
  • USA designed and assembled.
  • Limited 5 year warranty.
  • For use with ELCO Koto™ Architectural LED Light Engines (ELK21 and ELK24 Series).

  • Construction

    Double Wall IC Rated for direct contact with insulation. For use in IC and Non-IC conditions. Up to 1500 lumens. Housing adjusts in frame to accommodate up to 1 1/2" ceiling thickness. Airtight housing with gasket to restrict airflow in accordance with ASTM E-283 air-tight requirements.

  • Installation

    Designed for ceiling plenums where 2x6 joists or taller are used. High strength hanger bars can easily be nailed to joists. Suitable for T-grid and drop ceiling applications. See installation sheet for detailed information. Emergency Battery Back-up Option requires access from above. For use with ELCO Koto™ Architectural LED Light Engines (ELK21 and ELK24 Series).

  • Junction Box

    Positioned to accommodate straight conduit runs. Two 3/4” knockouts, Seven 1/2” trade size conduit knockouts, One 3/8" knockout. Four Pry-out knockout slots for easy romex installation.

  • Hanger Bars

    Pre Installed hanger bars with True Nail easy installation in regular lumber, engineered lumber, and Laminated Beams. Integral T-bar slots for easy installation in T-Bars. Spans up 24" and can be repositioned 90°. Score lines allow for tool-free hanger bar size reduction. Integral leveling flange allows for single-person installation while easily aligning the housings with the joists.

  • Electrical

    Driver is rated for 120V and 277V input (120/277V). High Efficiency driver with a power factor > 0.95. Access from above required for EM option.

  • Emergency Battery Pack

    Optional 90 minute battery pack available with test indicator switch. Note that double wall housings require Access From Above Ceiling for Battery Maintenance.

  • Dimmability

    3-in-1 Dimming: Triac, ELV and 0-10V dimming in one driver. 0-10V Dimming down to 1% with a compatible dimmer. ICALWN - Lutron Athena Wireless Node. Can be specified with Lutron drivers for 0.1% and 1% dimming. For a full list of dimmers refer to the Dimmer Compatibility List.

  • Listings

    UL Listed (US and Canada) for Damp Location and for Wet Location with select trims. UL Listed (US and Canada) for Direct Contact with Insulation and Combustible Material. UL Listed (US and Canada) for Feed Through.

Works with

Modules

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Trims that go with this housing

Part of these families

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