4CSDI 4″ Direct/Indirect Cylinder – Square
Features
- Slim profile for unobtrusive illumination
- Smoothly accent walls and eliminate dark ceilings with direct and indirect lighting
- Parallel the performance and style of the Williams downlight collection
- Superior optical control with beams as narrow as 14° and field changeable optics as wide as 50°
- Complement the architectural elements of any space with a multitude of housing and trim finishes
- Precision-engineered extruded aluminum housing and die-cast aluminum trim face for clean aesthetic
- Open, flush, and regressed lens trim options
- Reflectors create smooth, low-glare radiance
- All parts painted after fabrication to facilitate installation, increase efficiency, and inhibit corrosion
- Low UGR meets LEED and WELL requirements
- Deliver scalable, data-driven smart buildings with PoE-enabled fixtures and controls
- Mimic the comfortable, welcoming glow of incandescent with warm-dimming technology
- Buy American Act compliant
- Wireless in-fixture control solutions available
- Made Right Here® in the USA
Tools
Estimate fixture quantities and light levels.
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Specifications
Housing |
Extruded aluminum with die-cast aluminum accent ring. |
Finish |
Polyester powder coat bonded to phosphate-free, multi-stage pretreated metal. All parts painted after fabrication to facilitate installation, increase efficiency, and inhibit corrosion. |
Open Reflector |
Low-iridescent anodized aluminum with top diffuser. Clear semi-specular finish standard. |
Lensed Trim |
Die-cast aluminum frame with micro-prismatic lens (acrylic downlight, tempered glass uplight). |
Electrical |
High-performance Class 2 C.O.B. LED array. Modular quick-connect plug for easy field-connection of LED light assembly to driver. Reported L70>55,000 hours. Reported L90 = 49,000 hours. Estimated L70 = 179,000 hours. |
Mounting |
Wall mount. Indoor applications only. Max weight 6-1/4 lbs. |
Listings |
• cCSAus conforms to UL STD 1598 and UL STD 8750. Certified to CAN/CSA STD C22.2 No. 250.0. Suitable for dry and damp locations. • Complies with the Buy American Act and other federal regulations. Request certification at hew.com/baa. |
Warranty |
5-year limited warranty, see details |
Housing |
Extruded aluminum with die-cast aluminum accent ring. |
Finish |
Polyester powder coat bonded to phosphate-free, multi-stage pretreated metal. All parts painted after fabrication to facilitate installation, increase efficiency, and inhibit corrosion. |
Open Reflector |
Low-iridescent anodized aluminum with top diffuser. Clear semi-specular finish standard. |
Lensed Trim |
Die-cast aluminum frame with micro-prismatic lens (acrylic downlight, tempered glass uplight). |
Electrical |
High-performance Class 2 C.O.B. LED array. Modular quick-connect plug for easy field-connection of LED light assembly to node. Reported L70>55,000 hours. Reported L90>49,000 hours. Estimated L70 = 179,000 hours. Low- voltage DC fixture, to be fed by Class 2 power supply. Tunable White products use LEDs of multiple CCTs and may produce a perceptibly different shade of white from single-CCT products at the same CCT. All CCTs are within 3 MacAdam ellipses. |
Mounting |
Wall mount. Indoor applications only. Max weight 6-1/4 lbs. |
Listings |
• cCSAus conforms to UL STD 1598 and UL STD 8750. Certified to CAN/CSA STD C22.2 No. 250.0. Suitable for dry and damp locations. • Complies with the Buy American Act and other federal regulations. Request certification at hew.com/baa. |
Warranty |
5-year limited warranty, see details |
System Requirements |
• PoE-ready luminaires are connected to building power systems through network integration and require other components for complete PoE lighting system • For additional PoE info, see details |
Housing |
Extruded aluminum with die-cast aluminum accent ring. |
Finish |
Polyester powder coat bonded to phosphate-free, multi-stage pretreated metal. All parts painted after fabrication to facilitate installation, increase efficiency, and inhibit corrosion. |
Open Reflector |
Low-iridescent anodized aluminum with top diffuser. Clear semi-specular finish standard. |
Lensed Trim |
Die-cast aluminum frame with micro-prismatic lens (acrylic downlight, tempered glass uplight). |
Electrical |
High-performance Class 2 C.O.B. LED array. Modular quick-connect plug for easy field-connection of LED light assembly to driver. Reported L70>55,000 hours. Reported L90 = 49,000 hours. Estimated L70 = 179,000 hours. |
Mounting |
Wall mount. Indoor applications only. Max weight 6-1/4 lbs. |
Listings |
• cCSAus conforms to UL STD 1598 and UL STD 8750. Certified to CAN/CSA STD C22.2 No. 250.0. Suitable for dry and damp locations. • Complies with the Buy American Act and other federal regulations. Request certification at hew.com/baa. |
Warranty |
5-year limited warranty, see details |