4PR 4.5″ Shallow Plenum Downlight – Round

4PR: The 4PR features Williams TrimLock™ reflector retention system to eliminates trim sag and a slim 5” depth for minimal plenum spaces

Features

Innovative TrimLock® reflector retention system ensures the trim remains flush with the ceiling plane
Slim 5 inch depth for minimal plenum space applications
Beam angles ranging from 25º narrow to 65º wide for tailored performance
New construction mounting pan, IC-rated, or pan-less remodel kit available
Die-cast trim includes flush or angled lens
Industry-leading efficacies as high as 100 lm/W
Contemporary design provides glare-free illumination for a soft ceiling appearance
Optional non-conductive lens for shower applications
IP65-rated die-cast trim includes easy-to-clean flush lens
Fully room-side accessible
4 inch aperture is unobtrusive in small scale spaces
Low UGR meets LEED and WELL requirements
Deliver scalable, data-driven smart buildings with PoE-enabled fixtures and controls
Support human-centric design with adaptive, individualized lighting using tunable white light
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

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Specifications

Housing	Spun housing with forged aluminum heat sink. Galvanized steel splice compartment with driver mounting plate/enclosure. Mounting clips allow for ceiling thickness from 1/2″ – 1-1/4″ (consult factory for additional ceiling thicknesses).
Trimlock	Innovative TrimLock reflector retention system ensures the trim remains flush with the ceiling plane.
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>55,000 hours. Estimated L70 = 200,000 hours.
Mounting	Recessed. 20 ga. galvanized steel mounting pan for new construction or IC-rated enclosure. Remodel kit option includes receiver bracket hardware. Minimum 24″ O.C. marked spacing required for L30 lumen package.
Listings	• cCSAus conforms to UL STD 1598; Certified to CAN/CSA STD C22.2 No. 250.0 for dry and damp locations. LED light assembly conforms to UL 2108 for remote installation. • Suitable for wet location under covered ceiling when specified with WET/CC option. • IP65 rated trim when specified with IP option. • IC-rated for direct contact with insulation when specified with I Mounting Type. • City of Chicago Environmental Air approved when specified with CP option. • Complies with ASTM-E283 when specified with ATH option. • RoHS compliant. • Complies with the Buy American Act and other federal regulations. Request certification at hew.com/buy-american.
Warranty	5-year limited warranty, see details

Housing	Spun housing with forged aluminum heat sink. Galvanized steel splice compartment with driver mounting plate/enclosure. Mounting clips allow for ceiling thickness from 1/2″ – 1-1/4″ (consult factory for additional ceiling thicknesses).
Trimlock	Innovative TrimLock reflector retention system ensures the trim remains flush with the ceiling plane.
Lensed Trim	Die-cast aluminum frame with micro-prismatic, acrylic lens.
Electrical	High-performance Class 2 LED array. Modular quick-connect plug for easy field-connection of LED light assembly to driver. Reported L70>50,000 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	Recessed. 20 ga. galvanized steel mounting pan for new construction or IC-rated enclosure. Remodel kit option includes receiver bracket hardware. Minimum 24″ O.C. marked spacing required for P29 and P37 lumen packages.
Listings	• cCSAus conforms to UL STD 1598; Certified to CAN/CSA STD C22.2 No. 250.0 for dry and damp locations. LED light assembly conforms to UL 2108 for remote installation. • Suitable for wet location under covered ceiling when specified with WET/CC option. • IP65 rated trim when specified with IP option. • IC-rated for direct contact with insulation when specified with I Mounting Type. • City of Chicago Environmental Air approved when specified with CP option. • Complies with ASTM-E283 when specified with ATH option. • RoHS compliant. • Complies with the Buy American Act and other federal regulations. Request certification at hew.com/buy-american.
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	Spun housing with forged aluminum heat sink. Galvanized steel splice compartment with driver mounting plate/enclosure. Mounting clips allow for ceiling thickness from 1/2″ – 1-1/4″ (consult factory for additional ceiling thicknesses).
Trimlock	Innovative TrimLock reflector retention system ensures the trim remains flush with the ceiling plane.
Lensed Trim	Die-cast aluminum frame with micro-prismatic, acrylic lens.
Electrical	High-performance Class 2 LED array. Modular quick-connect plug for easy field-connection of LED light assembly to driver. Reported L70>50,000 hours. 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	Recessed. 20 ga. galvanized steel mounting pan for new construction or IC-rated enclosure. Remodel kit option includes receiver bracket hardware.
Listings	• cCSAus conforms to UL STD 1598; Certified to CAN/CSA STD C22.2 No. 250.0 for dry and damp locations. LED light assembly conforms to UL 2108 for remote installation. • Suitable for wet location under covered ceiling when specified with WET/CC option. • IP65 rated trim when specified with IP option. • IC-rated for direct contact with insulation when specified with I Mounting Type. • City of Chicago Environmental Air approved when specified with CP option. • Complies with ASTM-E283 when specified with ATH option. • RoHS compliant. • Complies with the Buy American Act and other federal regulations. Request certification at hew.com/buy-american.
Warranty	5-year limited warranty, see details

Housing	Spun housing with forged aluminum heat sink. Galvanized steel splice compartment with driver mounting plate/enclosure. Mounting clips allow for ceiling thickness from 1/2″ – 1-1/4″ (consult factory for additional ceiling thicknesses).
Trimlock	Innovative TrimLock reflector retention system ensures the trim remains flush with the ceiling plane.
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>55,000 hours. Estimated L70 = 200,000 hours.
Mounting	Recessed. 20 ga. galvanized steel mounting pan for new construction or IC-rated enclosure. Remodel kit option includes receiver bracket hardware.
Listings	• cCSAus conforms to UL STD 1598; Certified to CAN/CSA STD C22.2 No. 250.0 for dry and damp locations. LED light assembly conforms to UL 2108 for remote installation. • Suitable for wet location under covered ceiling when specified with WET/CC option. • IP65 rated trim when specified with IP option. • IC-rated for direct contact with insulation when specified with I Mounting Type. • City of Chicago Environmental Air approved when specified with CP option. • Complies with ASTM-E283 when specified with ATH option. • RoHS compliant. • Complies with the Buy American Act and other federal regulations. Request certification at hew.com/buy-american.
Warranty	5-year limited warranty, see details