SEI-SQ-LED Ellis Island Cube

The SEI-SQ-LED features an elegant cube-shaped globe available in smoked bronze, white, and clear. Users will realize the many benefits associated with solid state lighting technology including a reduction in energy consumption, maintenance, down time, and various costs associated with today’s sustainable initiatives.

At the heart of SEI-SQ LED is Sentry’s optical system, which works in tandem with the LED module to provide comfortable, pleasing, diffuse light.  Several light distribution choices, system wattages and color temperatures satisfy a multitude of application needs.

Key Features:
• LED rated life of 50,000+ hours with 70% lumen maintenance.
• Driver and light engine are backed by 5-year system warranty.
• Built-In Category C3 surge protection to help ensure long-term reliability
• High gloss Super Durable polyester powder coat paint enhances the aesthetic appearance and provides a long lasting, protective finish.


All components to be of high-strength ASTM 356.1 cast aluminum. Cube-Shaped globe available in polycarbonate, or, acrylic. Globe shall be easily removable for relamping and luminaire maintanence.

LED components and driver(s) are securely affixed to the mechanical structures.  A thermal management system dissipates heat to insure compliance with ratings of the LED components and driver(s).


Polycarbonate, or, acrylic globe. Available in symmetric and asymmetric optical configurations to optimize performance, distribution, and visual comfort.


Meets UL 1598 for Safety.  Luminaire shall utilize voltage sensing 120-277V driver, suitably rated for the specified LED light source.  LED rated life shall be no less than 50,000 hours.  Luminaires shall be prewired and factory tested.

Surge Protection

Surge protected line-neutral, line-ground, and neutral-ground in accordance with ANSI/IEEE 62.41, Category C3.


To insure product durability, all exposed metallic surfaces shall be finished with a high performance coating consisting of high gloss Super Durable polyester powder coat paint to be applied utilizing a multistage process that includes phosphate pretreatment, electrostatic powder application, and convection curing. Paint shall be weather, corrosion, abrasion, and UV resistant in compliance with the American Architectural Manufacturers Association’s specification AAMA 2604-05. Color to be specified.


Mounts to a 3” diameter by 3” tall tenon. Three (3) 3/8”-16 UNC stainless steel allen head cup point set screws secure luminaire to post top tenon. All mounting hardware shall be stainless steel.