4CS 4″ Cylinder – Square

4CS: The architectural design of the 4 inch square LED cylinder provides limitless application opportunities with pendant, cable, power cord, wall and TwistLock™ surface mounts.

Features

Slim profile for unobtrusive illumination
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, trim and cord finishes
Comprehensive list of mounting options – pendant, cable, power cord, wall and ceiling
Ensure a simple and secure installation with TwistLock™ surface mount technology
Precision-engineered extruded aluminum housing and die-cast aluminum trim face for clean aesthetic
Variety of cord colors available in standard or braided for custom design
Open, flush, and regressed lens trim options
Reflectors create smooth, low-glare radiance
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

Quantity Estimator

Estimate fixture quantities and light levels.

Product Builder

Configure fixtures and streamline the ordering process.

Use your zip code to find your local agent.

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. Clear semi-specular finish standard.
Lensed Trim	Die-cast aluminum frame with micro-prismatic, acrylic lens.
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	Surface, cable, pendant, power cord or wall mount. Indoor applications only. Max weight 5-5/8 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. Clear semi-specular finish standard.
Lensed Trim	Die-cast aluminum frame with micro-prismatic, acrylic lens.
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 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	Surface, cable, pendant, or wall mount. Indoor applications only. Max weight 5-5/8 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 • Consult factory for design support

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. Clear semi-specular finish standard.
Lensed Trim	Die-cast aluminum frame with micro-prismatic, acrylic lens.
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	Surface, cable, pendant, power cord or wall mount. Indoor applications only. Max weight 5-5/8 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