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High Bays

By Holophane

  • Overview
  • Specifications
For Heavy Duty Industrial, Commercial, Warehousing, Education, and Clean to Dirty Envivonments.
Prismalume~174; is our heavy duty high bay fixture with a unique balance of uplight and downlight. Prismalume has the sparkle and durability of borosilicate glass with the industry leading performance of ISD SuperGlass~8482;. Prismalume reflectors are self-cleaning to provide long term efficiency and energy savings.

~13;~10;Reflectors are factory set at the optimized light center and never require any installer adjustments to ensure trouble-free installations. Prismalume is designed to meet all your high bay lighting needs where open reflectors are permitted. A large selection of wattage, lighting technologies, options, and accessories are available.~13;~10;

~13;~10;Individually Sensored Option

Listings: UL 1598; Damp Location; 40~176;C, 55~176;C, or 65~176;C

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Light Source HID - High Pressure Sodium, HID - Metal Halide
Environmental Listing Damp Location
Regulatory Listing UL
Product Type High Bay
Voltage Rating 120, 120-277, 208, 240, 277, 347, 480
Mounting Type Pendant, Suspended
Series PRSL, PS
  • Suggested Replacement Products


  • Spec Sheets

    Document Type Document Title Description Updated View
    SPEC SHEET PRSL Prismalume V 4/1/2022 View
    SPEC SHEET PS Prismalume, Large View
  • Photometry & Revit (BIM)

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  • Technical Documents (e.g. Instruction Sheets, MSDS, CAD)

    Document Type Document Title Description Updated View
    Installation Instructions IM-5-H Prismpack V, Prismalume V, Large Prismpack, Large Prismalume View
  • Utility Rebate Search

  • Replacement Parts

  • Confidential Documents

  • Marketing Material (e.g. Brochures, Sell Sheets, FAQs, )

    Document Type Document Title Description Updated View
    Brochures Prismalume Holophane HID High Bays View
  • Need Product Assistance? (e.g. How to Buy, Technical Support, Warranty)

    How to Buy

    Holophane products are primarily sold through our factory direct sales team, as well as, a network of agents and distributors for the utility market.

    •  Find a Representative or Agent

    Technical Support

    Acuity Brands is dedicated to providing outstanding technical support. Please click on the appropriate link below, or feel free to
    call us at 1.800.705.SERV (7378).

    •  FAQs

    •  Troubleshooting Information (Lighting Fixtures)

    •  Contact Us (Lighting Fixtures)

    •  Contact Us (Controls Services & Support)


    Please click on the appropriate link below to learn more about Acuity Brands terms & conditions and product warranty options.

    •  Review Terms & Conditions or Product Warranties

    •  Register a Recently Purchased Product

    •  File a Warranty Claim

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