800W Tungsten Halogen Overhead Projector Bulb
800W UHP-style tungsten halogen lamp for overhead transparency projectors in education/conference settings. Optimized short-arc filament for uniform illumination. HTS 8539.21.40.80 as high-power tungsten halogen projection source.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If projector complete assemblies
Entire overhead projectors classify under reception apparatus for projectors.
If <500W projector lamps
Smaller classroom projectors use sub-500W halogens in different subheading.
If document camera illumination
Integral projector lights in multifunction office machines classify with equipment.
Not sure which classification is right?
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Import Tips & Compliance
• Projector model cross-reference (3M/Epson) confirms UHP halogen replacement bulb status
• Filament alignment tolerance specs (.1mm) distinguish from general service lamps
• Avoid LED retrofit confusion through measured 800W power consumption certification
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