Keystone KT-CWLED44PS XFit Color & Power Select 4ft Curved LED Wrap — 44W/28W/18W Selectable — 3500K/4000K/5000K — Frosted Lens

The Keystone KT-CWLED44PS-4-8CSA-VDIM is a commercial 4ft XFit LED Curved Wrap Fixture engineered to deliver up to 6,116 lumens with Power Select field-adjustable 44W/28W/18W power settings and Color Select switchable 3500K/4000K/5000K color temperatures. Operating on universal 120–277V electrical systems with 0–10V continuous dimming down to 10% and 12V auxiliary power leads, this luminaire provides a high-efficacy replacement for legacy 2-lamp and 4-lamp T8/T12 linear fluorescent wrap fixtures. Built with a UL/cULus Listed rating and approved for clothes closet storage spaces, it is qualified for commercial utility rebates under DLC Listed standards and features 1/2" NPS end knockouts with an internal wire way for continuous end-to-end row installations.

Key Features

• Selectable Wattage (Power Select): 44W / 28W / 18W — field-adjustable to set custom high-end trim
• Maximum Lumen Output: 6,116 lm at 44W (5000K)
• Peak Efficacy: Up to 148 lm/W for high-efficiency commercial operation
• CRI: >80 color rendering across all settings
• Selectable CCT (Color Select): 3500K / 4000K / 5000K — field-adjustable via onboard switch
• Lens & Optics: Frosted wraparound lens with a 220° beam angle, 325° visible light area, 1,846.0 maximum candela, and low optical flicker
• Dimming & Aux Power: 0–10V continuous dimming down to 10% with 12V auxiliary driver leads
• Voltage: Universal 120–277V AC input
• Closet & Location Rating: UL/cULus Listed; suitable for installation within clothes closet storage spaces
• Operating Temperature: -4°F (-20°C) to 113°F (45°C) ambient range
• Certifications: DLC Listed, UL/cULus Certified, NLB Trusted Warranty Program
• Rated Life: L70 >100,000 hours at 25°C (77°F) ambient fixture temperature
• Warranty: 10-year limited warranty — Keystone (NLB Trusted Warranty Program)
• Form Factor & Design: 1/2" NPS (0.87" KO) on both ends with internal wire way for continuous end-to-end wire passage

Performance & Light Output

At 44W: 5,984 lm (3500K / 136 lm/W), 6,072 lm (4000K / 138 lm/W), 6,116 lm (5000K / 139 lm/W).

At 28W: 4,004 lm (3500K / 143 lm/W), 4,032 lm (4000K / 144 lm/W), 4,060 lm (5000K / 145 lm/W).

At 18W: 2,628 lm (3500K / 146 lm/W), 2,646 lm (4000K / 147 lm/W), 2,664 lm (5000K / 148 lm/W).

CRI >80 across all configurations. Rated LED lifetime L70 >100,000 hours at 25°C (77°F) ambient fixture temperature (50,000 hrs catalog table rating).

Smart & Control Features

The KT-CWLED44PS-4-8CSA-VDIM is powered by a Keystone 0–10V dimming driver with 12V auxiliary output leads supporting modular occupancy sensing and wireless network controls:

• 0–10V Continuous Dimming (Standard): Dims smoothly down to 10% on standard 0–10V low-voltage control circuits with low optical flicker.
• Keystone SmartLoop™ Bluetooth Mesh (Accessory): Compatible with the DLC-qualified SmartLoop wireless lighting control system via the KTSL-FC2-12V-SM-PIR Bluetooth mesh fixture controller/sensor (with integrated daylight and PIR motion sensors; uses microstrip bracket KT-CWLED-SLB-1 — sold separately) for zoning, high-end trim, occupancy/vacancy sensing, scene setting, and scheduling.

Also compatible with field- or factory-installable LED Microwave Occupancy/Daylight Sensor KTS-MW3-UV-KO-K2 (Suffix /MW, Easy Code TBV-76 — sold separately).

Electrical

Powered by a Keystone 0–10V dimming LED driver (dimmable down to 10%) operating on universal 120–277V AC input with 12V auxiliary output leads (yellow 12V+ / brown 12V-). Delivers high electrical efficiency with a Power Factor >0.95 (>0.90 across all table configurations), Total Harmonic Distortion (THD) <20%, and low optical flicker.

Emergency Battery Backup Compatibility: Compatible with Keystone SmartSafe CEC Title 20 compliant LED emergency backups, including 5W / 500-lumen (KT-EMRG-LED-5C-500, Suffix /EM5) and 12W / 1,200-lumen (KT-EMRG-LED-12C-1200, Suffix /EM12) units — sold separately or available factory-installed.

Construction

Housing & Build: Commercial 4-foot curved led wrap housing equipped with 1/2" NPS (0.87" KO) knockouts on both ends and an integrated internal wire way for safe wire passage on end-to-end continuous row installations.

Location & Environmental Rating: UL/cULus Listed for commercial, retail, and residential indoor applications, and certified suitable for installation within clothes closet storage spaces.

Operating Temperature: Operating ambient temperature range of -4°F (-20°C) to 113°F (45°C).

Lens & Optics: Frosted wraparound diffuser delivering a wide 220° beam angle, 325° visible light area, and 1,846.0 maximum candela (at 0° horizontal / 0° vertical) with low optical flicker.

Finish: White commercial finish.

Dimensions: 46.00" L × 9.70" W × 3.40" H.

Installation & Mounting

Standard Mounting: Engineered for direct ceiling surface mounting across commercial, retail, and residential spaces, including clothes closet storage areas.

Continuous Run Mounting: Includes 1/2" NPS (0.87" KO) knockouts on both ends and an internal wire way for through-wiring on end-to-end row installations.

Accessories (Sold Separately):

• Sensors & Controllers: KTSL-FC2-12V-SM-PIR (SmartLoop Bluetooth mesh wireless low-voltage fixture controller with integrated daylight & PIR motion sensors, Suffix /FC2, Easy Code TCM-01 — sold separately); KTS-MW3-UV-KO-K2 (LED Microwave Occupancy/Daylight Sensor, Suffix /MW, Easy Code TBV-76 — sold separately)
• Mounts & Trim Brackets: KT-CWLED-SLB-1 (Microstrip Bracket for SmartLoop KTSL-FC2-12V-SM-PIR Sensor, Easy Code KPV-40 — sold separately); KT-CWLED-TRIM-1 (20" × 52" Trim Plate used to cover existing holes from larger fixtures, Easy Code YMZ-64 — sold separately)
• Emergency Battery Backups: KT-EMRG-LED-5C-500 (5W, 500 lm SmartSafe emergency backup, CEC T20 Compliant, Suffix /EM5, Easy Code JTR-48 — sold separately); KT-EMRG-LED-12C-1200 (12W, 1,200 lm SmartSafe emergency backup, CEC T20 Compliant, Suffix /EM12, Easy Code OJQ-32 — sold separately)
• Step-Down Transformer: KTAT-250-480-277/SF (Fully enclosed single-flex 480V to 277V step-down transformer for 250VA or lower, Suffix /480, Easy Code XIM-17 — sold separately)
• Cord Sets: Compatible with Keystone 6 ft, 10 ft, and 15 ft SJTOW cord sets (KT-CS-515P-6-18/3, KT-CS-L715P-10-16/3, KT-CS-L615P-10-16/3, KT-CS-L515P-10-16/3, KT-CS-L715P-6-16/3, KT-CS-L615P-6-16/3, KT-CS-L515P-6-16/3, KT-CS-NP-10-16/3, KT-CS-NP-6-16/3, KT-CS-NP-15-16/3 — sold separately)

Certifications & Rebates

• DLC Listed: Qualifies for commercial utility rebate incentives across regional energy programs. To confirm rebate eligibility with your local utility provider, visit designlights.org and search DLC Product ID P3VQ2JYW or S-SPVJ50.
• UL / cULus Certified: Listed to North American electrical safety standards (UPC: 843654137292, Easy Code: JWD-82).
• Clothes Closet Rated: Suitable for installation within a clothes closet storage space.
• NLB Trusted: Backed by Keystone's 10-year limited warranty and verified under the National Lighting Bureau (NLB) Trusted Warranty Program.

Typical Applications

• Commercial Corridors & Hallways — Dual-end 1/2" NPS knockouts, internal wire way, and 220° beam angle deliver seamless end-to-end pathway illumination.
• Retail Aisles & Back-of-House — Power Select 44W/28W/18W adjustability sets custom high-end trim to match ceiling height and merchandise layouts.
• Offices & Educational Facilities — Color Select 3500K/4000K/5000K tuning, frosted low-flicker lens, and 0–10V dimming support visual comfort.
• Clothes Closets & Residential Storage — Certified suitable for clothes closet storage spaces with cool-running up to 150 lm/W LED performance.
• Stairwells & Utility Rooms — Compatible with Keystone microwave/PIR occupancy sensors and SmartSafe emergency battery backups for code-compliant egress and standby control.

What's Included

• Keystone KT-CWLED44PS-4-8CSA-VDIM 4ft XFit Color & Power Select LED Curved Wrap Fixture — Frosted Lens (Pack Qty: 1)
• Installation and wiring instructions