0.9 at 120V input•120 volt driver is dimmable with the use of most incandescent, magnetic low voltage and electronic low voltage wall box dimmers• Universal voltage driver is dimmable with the use of most 0-10V wall box dimmers• External driver is only available on 5" and 7" models• For a list of compatible dimmers, see JUNOSLIMFORM-DIM.Emergency Battery Option Available on fixture sizes 11" and larger• Battery factory assembled to fixture with integral test switch (EL option)• Drives LEDs for 90 minutes to meet Life Safety Code (NFPA-LSC), National Electrical Code (NEC), and UL requirements• EBX option provides back box without battery for consistent look when used in same space as fixtures with EL emergency option.Life Rated for 50,000 hours at >70% lumen maintenance.Labels ENERGY STAR® certified• Certified to the high efficacy requirements of California T24 JA8-2016• CSA listed for US and Canada• Suitable for wet locations (covered ceilings).Testing All reports are based on published industry procedures; actual performance may differ as a result of the end-user environment and applications. All values are design or typical values, measured under laboratory conditions at 25 °C.Warranty 5-year limited warranty.Specifications subject to change without notice.INSTALLATIONJunction Box Mounting Fixture provided with leads for direct wire connection in j-box• Installs directly to industry standard junction boxes• Compatible boxes include 4" metal or plastic octagonal standard and fire-rated junction boxes (3 1/2" junction box screw-hole spacing required for installation)• Minimum 2 1/8" deep junction box required for 5" and 7" fixtures (no depth requirement for 11" and larger fixtures)• Quick mount bracket provides fast installation of fully assembled fixture to junction box• Suitable for ceiling mount • Suitable for use within closet storage spaces when installed per NEC requirements." class="intervalBottom7 cursor text-overflow">描述：JSF SERIESPRODUCT DESCRIPTIONSleek, ultra-low profile energy efficient LED surface mount downlights in multiple sizes from 5" to 13" • Provides economical installation by mounting directly over standard and fire-rated junction boxes • Optional finish trims and shrouds available for custom, designer look similar to standard recessed downlights • Provides general illumination in residential and commercial applications including multi-family and hospitality • Ideal for use in corridors, living spaces, closets, hallways, pantries, stairways, outdoor covered areas and much more.PRODUCT SPECIFICATIONSConstruction Shallow, less than 1", solid ring with white finish• Non conductive fixture for shower light applications• Optional, field installable finish trims available for 5" and 7" versions to change the exterior finish of fixture• Optional, field installable decorative baffle and cone shrouds for 5" and 7" versions provide the aesthetic and source shielding similar to the experience of a fully recessed downlight.Optics Light quide technology combined with diffusing lens conceals the LEDs from direct view and provides uniform lens luminance.LED Light Engine LEDs mounted directly to heatsink designed to provide superior thermal management and ensure long life• 2700K, 3000K, 3500K or 4000K LED color temperature• LEDs binned for 4-step MacAdam ellipse color consistency• 90 CRI minimum.LED Driver Choice of dedicated 120 volt (120) driver or universal voltage (MVOLT) driver that accommodates input voltages from 120-277 volts AC at 50/60Hz• Power factor > 0.9 at 120V input•120 volt driver is dimmable with the use of most incandescent, magnetic low voltage and electronic low voltage wall box dimmers• Universal voltage driver is dimmable with the use of most 0-10V wall box dimmers• External driver is only available on 5" and 7" models• For a list of compatible dimmers, see JUNOSLIMFORM-DIM.Emergency Battery Option Available on fixture sizes 11" and larger• Battery factory assembled to fixture with integral test switch (EL option)• Drives LEDs for 90 minutes to meet Life Safety Code (NFPA-LSC), National Electrical Code (NEC), and UL requirements• EBX option provides back box without battery for consistent look when used in same space as fixtures with EL emergency option.Life Rated for 50,000 hours at >70% lumen maintenance.Labels ENERGY STAR® certified• Certified to the high efficacy requirements of California T24 JA8-2016• CSA listed for US and Canada• Suitable for wet locations (covered ceilings).Testing All reports are based on published industry procedures; actual performance may differ as a result of the end-user environment and applications. All values are design or typical values, measured under laboratory conditions at 25 °C.Warranty 5-year limited warranty.Specifications subject to change without notice.INSTALLATIONJunction Box Mounting Fixture provided with leads for direct wire connection in j-box• Installs directly to industry standard junction boxes• Compatible boxes include 4" metal or plastic octagonal standard and fire-rated junction boxes (3 1/2" junction box screw-hole spacing required for installation)• Minimum 2 1/8" deep junction box required for 5" and 7" fixtures (no depth requirement for 11" and larger fixtures)• Quick mount bracket provides fast installation of fully assembled fixture to junction box• Suitable for ceiling mount • Suitable for use within closet storage spaces when installed per NEC requirements.