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Description

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

Specifications

Dimensions

Length/Depth
49.2 in
Width/Diameter
12.1 in
Height
4.3 in
Weight
23.37 lb

Style & Materials

Material
Metal

Characteristics & Features

Lamp Color
3500K, 4000K, 5000K, Selectable CCT
Color Rendering
80 CRI
Delivered Lumens
24000
Dimmable
Yes

Electrical Information

Voltage
120-347V
Total Wattage
160W

Item Details

MPN
66311
Brand
Sylvania
Catalog Number
WVAP/PS160UNHD8SC7/48GR
Family
Performance Class Wide Vapor Tight
UPC
046135663116

Warranty & Certifications

Product Warranty
5 Years
Lamp Life
125,000 Hours
Product Rating
IP66 Rated, NEMA 4X

Shipping & Returns

Shipping: Enjoy free standard shipping on most orders over $99. Exclusions apply for oversized & commercial items. We ship to the contiguous 48 United States.

Returns: We offer a 60-day return window for most items. Products must be in their original, unused condition with all packaging. Exclusions: Special orders, clearance, and custom items.

See Full Shipping Policy | See Full Return Policy

Frequently Asked Questions

How are wattage and color temperature selected on the 66311?

Internal switches allow installers to choose between 120W, 140W, or 160W and 3500K, 4000K, or 5000K before final installation.

What lumen outputs does this fixture provide?

It delivers 18,720 lumens at 120W, 21,420 lumens at 140W, and 24,000 lumens at 160W.

What voltage range is supported?

The 66311 operates on a universal 120-347V input suited for commercial power feeds.

Is this fixture suitable for wet locations?

Yes. It is IP66 and NEMA4X rated and UL Wet Location listed for operation in wet and moisture-prone environments.

Does this vapor tight fixture support dimming controls?

Yes. It supports standard 0-10V dimming and includes an internal 12V auxiliary output for control systems.
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Sylvania

With a legacy of innovation stretching back over a century, Sylvania is one of the most recognized and trusted names in the lighting industry. As a leading brand from LEDVANCE, Sylvania is built on a history of quality and reliability, offering a total lighting solution for both professional and residential applications. From a single replacement bulb to a complete commercial fixture upgrade, Sylvania provides proven performance you can count on.

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