Howard VSL4F05540U 55 Watt Vaporproof LED Highbay
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Howard VSL4F05540U 55 Watt Vaporproof LED Highbay

SKU: VSL4F05540U


Howard VSL4F05540U 55 Watt Vaporproof LED Highbay 




The VSL4 series 4 foot LED vaporproof strip fixture is gasketed to provide dust and moisture resistant illumination. This fixture has a long 89,000 hour LED lifespan and delivers 7,707 lumens to the surrounding area.  It withstands corrosion, splashing water, hose-directed water, damage from external ice formation, and temporary submersion.


New, never used, in manufacturer packaging.  

Shipping: FREE, In Stock

Certifications: CUL Listed, DLC Approved, IP65 / IP66 / IP67, Lighting Facts, LM79 / LM80, NSF, UL Listed, RoHS Compliant

Warranty: 5 years on complete fixture 




Length: 53.2"   Width: 7.5"   Height: 5.7"  (see diagram)



  • Lumens: 7,707
  • Efficacy (Lm/W): 141.3
  • L70: 120,000
  • Voltage: 120-277v
  • Color Temp: 4000k
  • 80+ CRI
  • Minimum Starting Temp:  -30°C


  • One-piece fiberglass upper body, unpainted natural white color; no seams to crack, break, or leak; is rugged and corrosion resistant 
  • 5VA Flammability Rating 
  • Knockouts on each end 
  • Latches designed to accept screws to make enclosure tamper resistant
  • Impact resistant frosted acrylic lens


  • Closed cell polyester gasket
  • Poured gasket seamlessly fills channel for maximum seal
  • High gasket compression recovery ensures a solid seal over life of fixture


    • Entrance Lighting
    • Car Washes
    • Public Access
    • Parking Structures
    • Beverage Industry
    • Food Processing
    • Construction Sites
    • Industrial Lighting

    Lighting Layouts: There are many factors in deciding the proper light level (mounting height, application / preferred light levels, building reflectivity, etc).  For a professional lighting layout, please call customer service.  These are no charge and only take a few minutes over the phone.  Please be prepared to tell us the following: Height, mounting height, width, depth, reflectivity, and application of the building (to determine proper light levels).  Call 512-843-1383.

    Shipping & Return Policy

    Free Same-day shipping on most orders placed before 2:00pm & Easy Free Returns for 30 days, no questions asked – because we’re that CONFIDENT you will love our fixtures! Excludes custom orders (you will know if it’s custom because we would be chatting on the phone about it). Read full policy for more details, excludes HI & AK.

    We appreciate your business!