The Elco Lighting E4SQLFU40D is a 4″ low voltage Koto Sylo adjustable surface mount designed for use with 12V AC and 24V DC Koto LED modules on 3″ and 4″ octagon or round junction boxes. At 9W and 800 lm at 2700K, it delivers CRI 90 performance through selectable 25, 38, and 60 lenses (18 and 90 lenses optional), with a sunset dimming mode that shifts from 3000K to 1800K when paired with the 12V AC module. The die-cast aluminum body with integrated driver is Energy Star and Title 24 JA8-2022 compliant, rated for a 50,000-hour L70 lifespan.

Watts	9W
Lumens	800 lm
Color Temperature	2700K
CRI	90
Voltage	12V AC
Beam Angle	25, 38, 60 (included); 18, 90 optional
Life Span	50, Add a Review Your email address will not be published. Required fields are marked * Your review * Name * Email * Related Products Sale Nora Lighting 4" Iolite LED Round Trimless Adjustable, 5000K, Haze Adjustable / White Reflector, NIO-4RTLA50XHW/HL $58.05 $116.10 In Stock Sale Elco Lighting 4" Square Baffle LED Engine, 8.76W, 3500K, CRI93+, Triac/ELV/0-10V, E424C1235W2 $35.96 $71.91 In Stock Sale Nora Lighting 4" Iolite LED Round Trimless Adjustable, 10-Degree Optic, 4000K, Black Adjustable / Black Reflector, NIO-4RTLA40QBB $43.79 $87.57 In Stock Sale Elco Lighting 4" LED Module & Driver, Square Baffle Trim, 11.4W, Dim-to-Warm, CRI93, Triac/ELV, White, E424R08SDW $58.93 $117.85 In Stock Free Delivery Free shipping on orders over $40 Secure Payment We ensure your money is safe Customer Support 24/7 Instant access to Support Money-Back Guarantee 30 Days Money-Back Guarantee Purchase elegant wall and ceiling lamp fixtures with stable lighting output and affordable value with fast US domestic shipping for indoor space remodeling and soft lighting layout Company My Account Shipping Policy Terms of Service Quick Links Shop Return Policy Privacy Policy Contact 1976 W San Carlos St, San Jose, California, 95128, United States (US) [email protected] Copyright © 2026. All rights reserved. 2026. www.tomelighting.com

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Elco Lighting Koto Sylo 4″ Low Voltage Adjustable Surface Mount, 9W, 2700K, CRI90, 12V AC, E4SQLFU40D