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High Temperature Lighting

Lighting engineered to perform where standard fixtures fail — in extreme heat.

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High Temperature Lighting

High temperature lighting is engineered to perform reliably in environments where ambient heat would degrade or fail standard fixtures — think furnace areas, kilns, and equipment near industrial process heat. Red Sky Lighting builds high-temperature-rated luminaires for these extreme-ambient applications.

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  • HIGH BAY HOT Series

    HIGH BAY HOT Series

    HIGH BAY HOT Series

    SKU HBH

    Withstands temperatures up to 176°F (80°C)

  • MODULAR HOT Series

    MODULAR HOT Series

    MODULAR HOT Series

    SKU MDH

    High bay lighting for extreme heat environments

Why Ambient Temperature Rating Matters

Every lighting fixture has a maximum ambient operating temperature — the highest surrounding air temperature it's rated to withstand while performing reliably. Exceeding it shortens component life, degrades light output, and can cause premature failure of drivers, seals, or LEDs.

High Temperature Lighting is rated for sustained exposure well above standard industrial ranges, which is critical in spaces near process heat sources or in facilities located in consistently high-ambient climates.

High Temperature vs. Standard Industrial Ratings

Standard industrial fixtures are typically rated for ambient temperatures up to a moderate threshold, sufficient for most warehouse or general facility use. High temperature fixtures extend that threshold significantly, using components and thermal management specifically selected to handle sustained heat exposure rather than occasional spikes.

Where High Temperature Lighting Is Used

  • Metal processing, foundries, and smelting operations — sustained radiant heat exposure
  • Facilities near furnaces, kilns, or industrial ovens — fixtures mounted close to a continuous heat source
  • High-ambient outdoor industrial sites — regions with consistently elevated air temperatures
  • Aerospace and manufacturing environments — applications with elevated heat exposure from processes or equipment

Choosing the Right Fixture

Confirm the actual maximum ambient temperature your fixture will face — including any radiant heat from nearby equipment, not just general room temperature — and match it against the fixture's rated ambient operating range. Underrating this spec is one of the more common causes of premature fixture failure in industrial settings.

Frequently Asked Questions

What ambient temperature range should I look for in high temperature lighting?

This depends on your facility's specific heat exposure, including any radiant heat from nearby equipment. Confirm the fixture's rated ambient operating range against your site's actual maximum temperature, not just typical room conditions.

Does high heat affect LED lifespan?

Yes. Sustained exposure above a fixture's rated ambient temperature can shorten component life and degrade light output over time. High temperature-rated fixtures are specifically engineered to manage this.

Can high temperature fixtures also be hazardous-location rated?

Yes, many facilities with high-heat processes — such as metal processing — also require hazardous-location classification, and fixtures can be engineered to meet both requirements.