RAB H17XXLB/480 Field-Adjustable UFO LED High Bay — 500W / 400W / 300W Selectable

The RAB H17XXLB/480 is a field-adjustable UFO LED high bay delivering up to 78,763 lumens with selectable wattage options of 500W, 400W, and 300W and selectable CCT of 3000K / 4000K / 5000K. The fixture operates on 480V with integrated 0–10V dimming to 10%. It is UL Listed for wet locations with IP65 ingress protection and is DLC Premium Listed for rebate eligibility. Designed for industrial, warehouse, distribution center, and other large 480V high-ceiling environments requiring high-output illumination.

Key Features

• Selectable Wattage: 500W / 400W / 300W
• Selectable CCT: 3000K / 4000K / 5000K
• Maximum Output: Up to 78,763 lumens
• Voltage: 480V, 50/60Hz
• Dimming: 0–10V dimming to 10%
• Environmental Rating: Wet location listed, IP65
• Certifications: DLC Premium, UL Listed
• LED Lifespan: 100,000 hours (L70)

Typical Applications

• Warehouses
• Distribution centers
• Manufacturing facilities
• Aircraft hangars
• Industrial processing plants
• High-bay storage facilities
• Large production spaces

Performance & Light Output:
Delivered lumen output ranges from 48,951 to 78,763 lumens depending on selected wattage and CCT. Efficacy ranges approximately 150–178 lm/W with 81–85 CRI. Rated life is 100,000 hours (L70).

Electrical & Controls:
Operates on 480V, 50/60Hz with a constant current driver. Includes integrated 0–10V dimming capable of dimming to 10%. Surge protection is provided for L-N and L/N-PE.

Construction & Durability:
Precision die-cast aluminum housing with polycarbonate lens. Rated IP65 for dust and water ingress and suitable for wet locations. Operating temperature from -40°C to 50°C. Mercury-free and RoHS-compliant.

Installation & Mounting:
Includes a hanging hook and 6-foot cord for suspension mounting. Pendant mounting is supported with the optional H17-PM KIT accessory connecting to a 3/4"-14 pendant mount (pendant by others).

Included
LED high bay fixture, hanging hook, and 6-foot cord.