LEDVANCE SYLVANIA 66311 4ft Wide Body LED Vapor Tight Fixture 18,720/21,420/24,000 Lumens 120/140/160W Selectable 3500K/4000K/5000K 120-347V Gray

LEDVANCE SYLVANIA 66311 4ft Wide Body LED Vapor Tight Fixture — Dual Selectable

The LEDVANCE SYLVANIA 66311 is a 4-foot wide body LED vapor tight fixture delivering 18,720 / 21,420 / 24,000 lumens with field-selectable 120W / 140W / 160W wattage and selectable 3500K / 4000K / 5000K color temperature. It operates on a universal 120-347V driver with 0-10V dimming compatibility. Rated IP66, NEMA4X, and UL Wet Location listed, this fixture is engineered for long-life, high-output performance in commercial and industrial environments.

Key Features

• Selectable Wattage: 120W / 140W / 160W
• Selectable CCT: 3500K / 4000K / 5000K
• Delivered Lumens: 18,720 / 21,420 / 24,000 lm
• Voltage: 120-347V universal input
• Dimming: 0-10V dimmable
• Power Factor: >90%
• THD: <20%
• Surge Protection: 6kV
• Auxiliary Output: Internal 12V output for controls
• Environmental Rating: IP66, NEMA4X, UL Wet Rated
• Impact Rating: IK08
• Certifications: UL1598 (cULus), RoHS, FCC, DLC 5.1 Premium, NSF Splash Zone
• Rated Life: 125,000 hours (L70)
• Operating Temperature: -40°F to +122°F
• Warranty: 5-Year Limited Warranty, NLB Trusted Warranty Program

Typical Applications

• Parking garages
• Manufacturing and warehouses
• Utility corridors
• Industrial facilities
• Loading docks and stairwells

Performance & Light Output

Selectable output delivers 18,720 lumens at 120W, 21,420 lumens at 140W, and 24,000 lumens at 160W, offering contractors flexibility to match illumination levels to application requirements.

Electrical & Controls

Operates on 120-347V, with power factor >90% and THD <20%. Integrated 6kV surge suppression and auxiliary 12V output support advanced control options. Standard 0-10V dimming compatibility is included.

Construction & Durability

Heavy-duty housing and UV-stabilized components protect against moisture and dust intrusion. IP66 and NEMA4X ratings ensure dependable performance in wet and harsh environments. IK08 impact resistance adds mechanical durability.

Installation & Mounting

Designed for surface mounting or suspension. Stainless steel mounting brackets and V-hooks are included for flexible installation.

Included

• Stainless steel mounting brackets
• V-hooks for suspension