









Koto™ LED Module
Dimensions
LED · 120V · Triac/ELV · 125 item numbers · Integrated driver and light engine with quick connect
Item numbers ↓Dimensions
1 drawing · click to open full size
Item numbers
125All 125 are the same item. Wattage, CCT, beam angle and lumens change.
20 of 125 item numbers
| IES file | |||||
|---|---|---|---|---|---|
| ELK09SD | 10.5W | Sunset | 38° | 940 lm | .ies |
| ELK09SD-E | 10.5W | Sunset | 90° | 940 lm | — |
| ELK09SD-N | 10.5W | Sunset | 25° | 940 lm | — |
| ELK09SD-S | 10.5W | Sunset | 18° | 940 lm | — |
| ELK09SD-W | 10.5W | Sunset | 60° | 940 lm | — |
| ELK11HC | 12.5W | Human Centric | 38° | 1050 lm | — |
| ELK11HC-E | 12.5W | Human Centric | 90° | 1050 lm | — |
| ELK11HC-N | 12.5W | Human Centric | 25° | 1050 lm | — |
| ELK11HC-S | 12.5W | Human Centric | 18° | 1050 lm | — |
| ELK11HC-W | 12.5W | Human Centric | 60° | 1050 lm | — |
| ELK11SD | 12.5W | Sunset | 38° | 1050 lm | — |
| ELK11SD-E | 12.5W | Sunset | 90° | 1050 lm | — |
| ELK11SD-N | 12.5W | Sunset | 25° | 1050 lm | — |
| ELK11SD-S | 12.5W | Sunset | 18° | 1050 lm | — |
| ELK11SD-W | 12.5W | Sunset | 60° | 1050 lm | — |
| ELK0327 | 5W | 2700K | 38° | 350 lm (5W) | — |
| ELK0327-E | 5W | 2700K | 90° | 350 lm (5W) | — |
| ELK0327-N | 5W | 2700K | 25° | 350 lm (5W) | — |
| ELK0327-S | 5W | 2700K | 18° | 350 lm (5W) | — |
| ELK0327-W | 5W | 2700K | 60° | 350 lm (5W) | — |
Details
- Integrated 120V Dimmable Driver Triac/ELV
- 95+ CRI color rendering
- Sunset Module ELK09SD & ELK11SD starts from 3000K and dims to 1800K
- Human Centric Module ELK11HC starts from 4000K and dims to 2200K
- Works in 2″, 3″, 4″ and 6″ ELCO housings with Koto™ twist-on
- Energy Star Certified
- Title 24 JA8-2025-E Compliant
- Standard 38° Lens installed, 25° and 60° lens included with each module - Optional Lens: 18° (EP731C), 90° (EP739C)
- Optional: Louver (L45), Linear Lens (L46), Spread Lens (L47), Clear Lens (L48), Frosted Lens (L49), Snoot (L50), Color Shifter (L51), Blue Lens (L52), Pink Lens (L53), Single Asymmetric Lens (L54), Double Asymmetric Lens (L55)
- Covered by U.S. PATENTS and Patents Pending
Optics
Frosted polycarbonate module lens diffuses light evenly throughout while reducing glare with LED technology. Standard lens is shatterproof.
Construction
Integrated driver and light engine with quick connect. Diecast aluminum body with heat fins allow for efficient cooling.
Installation
Twist & Lock design for toolless trim installation, for use with Koto™ trims only. Can be used in 2", 3", 4", 5" and 6" housings with quick connect base.
Electrical
Module connects to 120 power supply. High efficiency driver with a power factor >0.9. Start time of less than 0.75 seconds.
Operating Temperature
0°F - 200°F of operating temperature.
ELK0924
900 lm/2400K/10.5W ELK0927 940 lm/2700K/10.5W ELK0930 990 lm/3000K/10.5W ELK0935 1040 lm/3500K/10.5W ELK0940 1100 lm/4000K/10.5W ELK09SD 940 lm/Sunset/10.5W
ELK1124
1060 lm/2400K/12.5W ELK1127 1100 lm/2700K/12.5W ELK1130 1150 lm/3000K/12.5W ELK1135 1200 lm/3500K/12.5W ELK1140 1260 lm/4000K/12.5W ELK11SD 1050 lm/Sunset/12.5W ELK11HC 1050 lm/Human Centric/12.5W
ELK1327
1250 lm/2700K/12.5W ELK1330 1300 lm/3000K/12.5W ELK1335 1350 lm/3500K/12.5W ELK1340 1400 lm/4000K/12.5W
LED Technology
Color Rendering Index of 95+. Lumen Maintenance of 50,000 hours L70 Life based on LM80 standardized test results. Thermal management by utilizing integrated heat sink. Instant On to Full Brightness technology. No LED pixilation.
Sunset
Sunset color temperature is our dim-to-warm LED technology that allows the color temperature to become warmer as the product is dimmed. Our SUNSET items start at 3000K and go as low as 1800K when dimmed. For Sunset dim technology be sure to order an item with "Sunset" in the Color Temperature (CCT) attribute.
Dimmability
Works with 120V Triac and ELV type dimmers. Dims down to 5%. For full list of dimmers, refer to the Dimmer Compatibility List. Dims smoothly with no hot spots or flickering.
Listings
UL Listed (US and Canada) for Damp Locations. UL Listed (US and Canada) for Wet Location with Wet location trims. RoHS Compliant. Meets Energy Star & California Title 24 JA8-2025-E standards.
Warranty
ELCO Products are built to last with a 5-year Limited Warranty.
Videos
Works with
Housings
Housings that go with this module
Housing3″ New Construction 2-Hour Fire Rated IC Airtight Housing
Housing3″ New Construction Dedicated LED IC Airtight Housing
Housing4″ New Construction IC Airtight Housing
Housing3″ Remodel Dedicated LED IC Airtight Housing
Housing4″ Remodel Dedicated LED IC Airtight Housing
Housing3″ MAX. Adjustability IC Airtight New Construction Housing
Housing4″ Max. Adjustability New Construction IC Airtight Housing
Housing2″ MAX. Adjustability IC Airtight New Construction Housing
Accessorys
Accessorys that go with this module
Part of these families
8 families
Family2″ Standard Koto™5W–12.5W · 350–1,400 lm · 2400K–4000K, 5-CCT switch, Sunset, Human Centric · 120V
Family3″ Standard Koto™5W–12.5W · 350–1,400 lm · 2400K–4000K, 5-CCT switch, Sunset, Human Centric · 120V
Family4″ Koto™ Sloped Ceiling5W–12.5W · 350–1,400 lm · 2700K–5000K, Sunset, Human Centric · 120V
Family4″ Standard Koto™5W–12.5W · 350–1,400 lm · 2400K–4000K, 5-CCT switch, Sunset, Human Centric · 120V
Family5″ Standard Koto™Driver on the module, 350 to 1,400 lumens, 120V Triac/ELV dimmable
Family6″ Standard Koto™5W–12.5W · 350–1,400 lm · 2400K–4000K, 5-CCT switch, Sunset, Human Centric · 120V
FamilyKoto™ Downsizer RingFits existing 4″ to 8″ housings and converts them to a 2″, 3″ or 4″ Koto™ aperture, round or square.
FamilyStandard Koto™ Multiples5W–12.5W per head · up to 1,400 lm per head · 2400K–4000K, Sunset, Human Centric · 120V or 120-277V
Downloads
- Spec SheetKoto™ LED Module
- Installation InstructionKoto™ LED Module Installation Instructions · 385 KB
- BrochureThe Koto™ System · 17 MB
- Dimmer CompatibilityDimmer_Koto_Standard_LED_Module · 74 KB
- OtherKoto™ System Presentation · 11 MB
- FlyerNew High Lumen Koto™ LED Module · 355 KB
IES photometric files are provided per item number — download them from the Item numbers table above.








