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Home >> Products >> Up/down Linear >> 4ft

Products Description

4FT 40W Suspended Up/down Linear

OKT Up/Down linear led light is a commercial pendant lighting fixture utilizing an advanced LED optical system to achieve superior performance. The unique design is nearly transparent luminaire when off and excellent uniformity and efficiency when on, reaching 55% downlighting and 45% uplighting distribution, making the illusion of the light floating in mid-air, included UL Recognized constant current driver which support 1-10V dimming, suitable for indoor lighting. It has color temperature changing optional function which is available in 3000K,3500K and 4000K.

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Performance summary

CRI: Ra>80

PF: >0.9

LED Lifetime:>50,000H L70 minimum

Dimming: 1-10V

Tested Dimmers: Lutron ® Diva-Dvtv, Leviton ® IP-710-D

Finish: White

Mounting: Suspended in dry ceiling or drop ceiling


UL, cUL Listed, DLC Qualification, Damp Rated

Transparent optics

55% downlight and 45% uplight distribution

CCT adjustable option by dip switch

Internal & replaceable driver

Seamless continuous runs

5 years limited warranty

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Standard Version


Wattage: 40W

Efficacy: 1150LM/FT

Lumens: 4600 LM

CCT: 3500K

Input Voltage: 100-277VAC

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CCT Adjustable Version


Wattage: 40W

Efficacy: 1150LM/FT

Lumens: 4600 LM

CCT Adjustable: 3000K/3500K/4000K

Input Voltage: 110-277VAC