RAB GUS17-8 Field-Adjustable 8ft LED Wrap — 90W/80W/70W Selectable — 3500K/4000K/5000K — Battery Backup — White

The RAB GUS17-8/E is a commercial 8ft GUS17 LED Wrap engineered to deliver up to 12,721 lumens with field-adjustable 90W/80W/70W power settings and switchable 3500K/4000K/5000K color temperatures. Operating on 120–277V electrical systems with 0–10V continuous dimming down to 10%, this luminaire provides an energy-efficient replacement for legacy multi-lamp T8/T12 linear fluorescent fixtures. Built with a UL Listed damp location rating, it is qualified for commercial utility rebates under DLC 5.1 Listed standards and features a factory-installed emergency battery backup system for egress compliance and a durable color-coated steel housing with a polycarbonate wraparound lens.

Key Features

• Selectable Wattage: 90W / 80W / 70W — field-adjustable via onboard switch (factory default 90W)
• Maximum Lumen Output: 12,721 lm at 90W (4000K)
• Peak Efficacy: 141.3 lm/W for high-efficiency commercial operation
• CRI: 84–86 CRI color rendering across all settings
• Color Consistency: 7-step MacAdam Ellipse binning (with 4-step MacAdam Ellipse fixture-to-fixture binning per cut sheet) following ANSI C78.377-2017 standards
• Selectable CCT: 3500K / 4000K / 5000K — field-adjustable via onboard switch (factory default 4000K)
• Lens & Optics: Prismatic polycarbonate wraparound lens for uniform, glare-free distribution
• Dimming: 0–10V continuous dimming standard down to 10%
• Voltage: Universal 120–277V AC, 50/60Hz constant current Class 2, Class P driver
• Location Rating: UL Listed for damp locations
• Operating Temperature: 41°F (5°C) to 122°F (50°C) ambient range
• Certifications: DLC 5.1 Listed, UL Listed, IESNA LM-79 & LM-80 Tested, RoHS Compliant
• Rated Life: 100,000 hours (L70) per IES LM-80 and TM-21 standards
• Warranty: 5-year limited warranty — RAB
• Emergency Backup: Factory-installed emergency battery backup with Light Loss Factor (LLF) of 0.13 at 90W (~1,654 lm), 0.15 at 80W (~1,633 lm), and 0.17 at 70W (~1,585 lm)

Performance & Light Output

At 90W: 11,655 lm (3500K / 130.5 lm/W / 85 CRI / 89.3W input), 12,721 lm (4000K / 141.3 lm/W / 86 CRI / 90.0W input), 12,602 lm (5000K / 140.0 lm/W / 85 CRI / 90.0W input).

At 80W: 10,697 lm (3500K / 133.7 lm/W / 84 CRI / 80.0W input), 10,884 lm (4000K / 136.1 lm/W / 86 CRI / 80.0W input), 10,817 lm (5000K / 135.2 lm/W / 85 CRI / 80.0W input).

At 70W: 9,177 lm (3500K / 131.1 lm/W / 84 CRI / 70.0W input), 9,324 lm (4000K / 133.2 lm/W / 86 CRI / 70.0W input), 9,341 lm (5000K / 133.4 lm/W / 85 CRI / 70.0W input).

CRI 84–86 across all configurations. Rated life 100,000 hours (L70) per IES TM-21 testing.

Smart & Control Features

The GUS17-8/E includes factory-wired 0–10V dimming control leads for smooth continuous dimming down to 10% when connected to a separate 0–10V DC dimming circuit, commercial wall dimmer, or building automation system. Standalone Passive Infrared (/PIR), Microwave (/MVS), and Lightcloud Blue Bluetooth Mesh (/LCBS, /LCBS/MVS) sensor configurations, as well as field-installable PIR20 and MVS20 sensors and the MSR1 commissioning remote, are available — sold separately.

Electrical

Powered by a Class 2, Class P constant current driver operating on 120–277V AC at 50/60Hz. Delivers high electrical efficiency with a Power Factor of 99.4% at 120V (92.0% at 277V) and Total Harmonic Distortion (THD) of 3.9% at 120V (11.3% at 277V). Integrated 1 kV differential mode (DM, L/N) and 2 kV common mode (CM, L/N-PE) surge protection protects internal electronics against transient voltage spikes. Includes pre-wired 0–10V dimming leads.

Emergency Battery Backup: Includes a factory-installed emergency battery backup system for standby illumination during primary power outages. Battery Backup Light Loss Factor (LLF) for GUS17-8 is 0.13 at 90W (~1,654 emergency lumens), 0.15 at 80W (~1,633 emergency lumens), and 0.17 at 70W (~1,585 emergency lumens) based on 4000K nominal lumen ratings.

Operating current and amp draw across input voltages for branch circuit and breaker loading calculations:

Construction

Housing & Build: Color-coated steel sheet housing engineered for structural rigidity and thermal dissipation.

Location & Environmental Rating: UL Listed for indoor damp location commercial environments.

Operating Temperature: Minimum starting temperature of 41°F (5°C) for battery backup operation (-4°F / -20°C standard fixture rating); operating ambient temperature range of 41°F (5°C) to 122°F (50°C) (-4°F (-20°C) to 104°F (40°C) standard fixture rating).

Lens & Optics: Durable polycarbonate wraparound lens engineered for even illumination and glare control.

Finish: High-durability white finish formulated for long-lasting color stability and corrosion resistance.

Dimensions & Weight: 96.00" L × 5.38" W × 2.25" H (96" × 5 3/8" × 2 1/4"). Fixture weight: 6.20 lbs.

Installation & Mounting

Standard Mounting: Engineered for direct ceiling or wall surface mounting standard.

Continuous Run & Suspended Mounting: Supports chain suspension and continuous row joining using dedicated mounting accessories ordered separately.

Accessories (Sold Separately):

• Suspension Hardware: GUS17 VHOOK (2 V-Hooks and two 40" chains, UPC: 192552028493 — sold separately)
• Continuous Joining Kit: GUS17-JOIN-KIT-G2 (GUS17 Join Kit with bracket, nuts, and wire, UPC: 192552046312 — sold separately)
• Sensors & Controls: MSR1 (Multi-Sensor Remote Control IP20, UPC: 192552026055 — sold separately); PIR20[B][/LCB] and MVS20[B][/LCB] sensors (20 ft diameter mounted at 9 ft — sold separately)

Certifications & Rebates

• DLC 5.1 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 S-FM9QRH (Direct Linear Ambient Luminaires), S-LS9WP7 (Stairwell and Passageway Luminaires), or S-RGTLLJ (High-Bay Luminaires).
• UL Listed: Certified for damp locations per UL standards.
• IESNA LM-79 & LM-80 Tested: Luminaire photometrics and LED components tested by an independent laboratory in accordance with IESNA LM-79 and LM-80 standards.
• RoHS Compliant: Mercury and UV free with RoHS-compliant components.

Typical Applications

• Stairwells & Passageways — DLC 5.1 qualified for stairwell and passageway applications with uniform wraparound light distribution.
• Commercial Corridors & Hallways — Low-profile 2.25-inch depth and optional GUS17-JOIN-KIT-G2 continuous row linking streamline linear corridor runs.
• Utility & Mechanical Rooms — UL damp-location rating and color-coated steel housing withstand humid indoor service environments.
• Warehouses & Storage Areas — Field-adjustable 90W/80W/70W output adapts illumination levels to racking layouts and ceiling heights.
• Educational & Office Facilities — Switchable 3500K/4000K/5000K color temperatures and 0–10V dimming support classroom and workspace visual comfort.

What's Included

• RAB GUS17-8/E GUS17 8ft Field-Adjustable LED Wrap with Factory-Installed Emergency Battery Backup — White
• Installation and operation manual