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Sylvania M175/U/MED - 64479

Lamp M175/U/MED
Description 175W CRI 65 E17 E264000K
Brand Sylvania
MPN 64479
UPC 046135644795


The M175/U/MED Sylvania 64479 is a High Intensity Discharge E17 175W Clear Lamp with an E26 base.
Specifications for the 64479 Sylvania M175/U/MED Replacement Lamp
Shape E17
Lamp Base E26 (Medium Screw)
Bulb Finish Clear
Rated Life 10000 hours
Light Center Length - LCL 3.40in (86.40mm)
Operating Position Universal
Initial Lumens 14400
Color Temperature 4000 K
Color Rendering Index (CRI) 65
Watts 175 W
Maximum Overall Length - MOL 5.43in (137.90mm)
Diameter 2.13in (54.10mm)
Product Code 64479
Family Name Sylvania Compact Metalarc
Description M175/U/MED
SKU Qty 1
Case Qty (Price Listed is Per Bulb) 20
Sales Unit Each
UPC 046135644795
Sylvania M175/U/MED 64479 Replacement Bulb Applications & Features


  • Commercial and Industrial
  • Flood Lighting
  • Stadium and Arena
  • Tennis and Racquetball Courts
  • Downlighting
  • Parking Garages
  • Security
  • Wall Sconces
  • Signage


  • Sylvania M175U Metal Halide Lamp
  • E26 Medium Screw Base
  • Clear E17 Bulb
  • Rated Life Horizontal 7500 Hrs
  • Compact 175W Reduced Outer Jacket
  • Use Only in Enclosed Fixture
  • M57/E Ballast Type
M175/U/MED Sylvania Multi Vapor Lamp
  • The M175/U/MED Sylvania lamp may shatter and cause injury if broken.
  • Dispose of the Sylvania M175/U/MED lamp in a closed container.
  • Do not use excessive force when installing the M175/U/MED Sylvania lamp.
  • Do not use the Sylvania M175/U/MED lamp if outer glass is scratched or broken.
  • Wear safety glasses and gloves when handling the M175/U/MED Sylvania lamp.
  • Unexpected Sylvania M175/U/MED lamp rupture may cause injury, fire, or property damage.
  • Do not exceed rated voltage.
  • Do not store flammable materials near/below the M175/U/MED Sylvania lamp.
  • Do not turn on the Sylvania M175/U/MED lamp until fully installed.
  • Do not use beyond rated life.
  • Do not use the M175/U/MED Sylvania lamp if outer glass is scratched or broken.
  • Do not use where directly exposed to water or outdoors without an enclosed fixture.
  • Operate the Sylvania M175/U/MED lamp only in specified position.
  • Turn the M175/U/MED Sylvania lamp off at least once for 15 minutes per week.
  • Use only properly rated ballast.
  • A damaged M175/U/MED Sylvania lamp emits UV radiation which may cause eye/skin injury.
  • There is a risk of burn, fire, and electrical shock.
  • Turn power off if glass bulb is broken. Remove and dispose of lamp.
  • Allow the Sylvania M175/U/MED lamp to cool before handling.
  • Do not turn on the M175/U/MED Sylvania lamp until fully installed.
  • Do not use where directly exposed to water or outdoors without an enclosed fixture.
  • Turn power off before inspection, installation or removal.
  • Keep combustible materials away from the Sylvania M175/U/MED lamp.
  • Use in fixture rated for this product.

WARNING: This lamp can cause serious skin burns and eye inflammation from shortwave ultraviolet radiation if the outer envelope of the lamp is broken or punctured. Do not use where people will remain for more than a few minutes unless adequate shielding or other safety precautions are used. Lamps that will automatically extinguish when the outer envelope is broken or punctured are commercially available.