RAB SWISH2X4/PIR LED Center Basket Troffer — 44W / 35W / 26W Selectable — PIR Sensor — White The RAB SWISH2X4/PIR is a 2×4 recessed LED center basket troffer with a factory-installed Passive Infrared (PIR) occupancy sensor, designed for energy-efficient commercial lighting with automatic occupancy control. Wattage is field-selectable between 44W (factory default), 35W, and 26W, and CCT is field-selectable between 3500K, 4000K (factory default), and 5000K — no tools required. At peak output, the fixture delivers 6,048 lumens at 44W / 4000K and operates on 120–277V with a 0–10V dimming driver. The SWISH2X4/PIR is UL Listed for dry and damp locations and is DLC 5.1 Listed as Ultra-Efficient Premium. Key Features Selectable Wattage: 44W / 35W / 26W — field-adjustable via built-in onboard switch, factory default 44W. No tools required. Wattage Equivalency: Replaces conventional fluorescent 2×4 troffer fixtures. Maximum Lumen Output: 6,048 lm at 44W / 4000K. Peak Efficacy: 150.8 lm/W at 26W / 4000K. CRI: 82–83 across all wattage and CCT configurations. Selectable CCT: 3500K / 4000K / 5000K — field-adjustable via built-in onboard switch, factory default 4000K. No tools required. Lens & Optics: Diffused polystyrene lens panel for uniform, glare-controlled light distribution across the 2×4 grid opening. Dimming: 0–10V dimming driver — dims to 10% minimum. Voltage & Driver: Class 2 constant current, 120–277V, 50/60Hz. Location Rating: UL Listed for dry and damp locations. Operating Temperature: −4°F (−20°C) minimum · 104°F (40°C) maximum ambient. Certifications: UL Listed (dry and damp) · DLC 5.1 Ultra-Efficient Premium. Rated Life: 100,000 hours per IES LM-80 / TM-21. Warranty: 5-year RAB warranty — covers light output, color stability, driver performance, and fixture finish. PIR Sensor: Factory-installed Passive Infrared sensor · 12VDC input · 50/60Hz · operating temperature −22°F to 104°F (−30°C to 40°C) · detection range 20 ft diameter at 9 ft mounting height · max mounting height 9–12 ft. Performance & Light Output At 44W: 5,859 lm (3500K / 137.8 lm/W), 6,048 lm (4000K / 147.0 lm/W), 5,883 lm (5000K / 138.7 lm/W). At 35W: 4,783 lm (3500K / 141.1 lm/W), 4,903 lm (4000K / 148.9 lm/W), 4,832 lm (5000K / 143.2 lm/W). At 26W: 3,681 lm (3500K / 144.5 lm/W), 3,758 lm (4000K / 150.8 lm/W), 3,720 lm (5000K / 145.9 lm/W). CRI 82–83 across all wattage and CCT settings. Rated life 100,000 hours (L70) per IES LM-80 / TM-21. Smart & Control Features The SWISH2X4/PIR includes a factory-installed PIR occupancy sensor and supports 0–10V dimming. Sensor defaults: Motion Sensitivity High · 100% brightness when triggered · 20-min hold time · 20% standby dim · 1-min standby time · Daylight Disabled. Settings adjustable via MSR1 remote accessory (sold separately). For wireless mesh control and app-based adjustment, see the SWISH2X4/LCBS (Lightcloud Blue PIR) variant. Electrical Class 2 constant current driver. Input: 120–277V, 50/60Hz. Power Factor: 99.9% at 120V / 96.3% at 277V. THD: 7.6% at 120V / 13.1% at 277V. Surge protection: 2kV L-L / 2kV L-N-G. Dimming: 0–10V, dims to 10% minimum. Mercury-free, UV-free, RoHS compliant. Wattage 120V 208V 240V 277V 44W 0.34A 0.20A 0.17A 0.15A 35W 0.28A 0.16A 0.14A 0.12A 26W 0.21A 0.12A 0.10A 0.10A Construction Housing & Thermal: Cold Rolled Carbon Steel Sheets and Strip (SPCC) housing construction. Lens & Optics: Diffused polystyrene lens panel for uniform, glare-controlled illumination across the full 2×4 grid opening. Finish: White — formulated for high durability and long-lasting color. Environmental & Safety: UL Listed for dry and damp locations. Mercury-free, UV-free, RoHS compliant. Operating range: −4°F (−20°C) to 104°F (40°C). Dimensions & Weight: Ceiling opening: 47¾" × 23¾". Fixture depth: 1⁷⁄₁₆". Weight: 10 lbs. Installation & Mounting Standard Hardware: Mounting hardware included for recessed T-grid ceiling installation. Mounting Options: Recessed into standard 2×4 T-grid ceiling systems. Recommended mounting height for PIR sensor: 9–12 ft. Wiring: Wattage and CCT selections should be confirmed prior to installation. Certifications & Rebates UL Listed — dry and damp locations DLC 5.1 Ultra-Efficient Premium — qualifies for the highest tier of utility rebate programs from DLC Member Utilities. To verify rebate eligibility with your utility provider, visit designlights.org and search catalog number S-1Y204R. TAA Compliant — eligible for U.S. government and GSA procurement RoHS Compliant — mercury-free, UV-free Typical Applications Private offices and open-plan workspaces — PIR occupancy control and 6,048 lm at 44W deliver high-output coverage with automatic energy savings Healthcare corridors and clinical areas — damp location rating and automatic occupancy control support reliable illumination Educational classrooms and lecture halls — selectable wattage and PIR sensor meet energy code requirements for occupancy-based lighting control Government and institutional buildings — TAA Compliant and DLC 5.1 Ultra-Efficient Premium qualify for GSA procurement and highest-tier utility rebates Retail and lobby environments — selectable 3500K–5000K CCT with automatic occupancy shutoff reduces operational energy costs What's Included RAB SWISH2X4/PIR LED Center Basket Troffer — White Factory-installed PIR occupancy sensor Mounting hardware for recessed T-grid installation
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