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Ushio 50MR16/GU10/WFL50 - 1003303

Lamp 50MR16/GU10/WFL50
Description 120V 50W GU10 50° MR16
Brand Ushio
MPN 1003303
UPC 048777430897


The 50MR16/GU10/WFL50 Ushio 1003303 is a Halogen MR16 120V 50W Lamp with a GU10 base.
Specifications for the 1003303 Ushio 50MR16/GU10/WFL50 Replacement Lamp
Shape MR16
Lamp Base GU10
Bulb Finish Clear
Rated Life 2500 hours
Operating Position Universal
Beam Spread 50°
Beam Type Wide Flood
Color Temperature 2750 K
Candle Power (CP) 650
Watts 50 W
Volts 120 V
Maximum Overall Length - MOL 2.16in (54.90mm)
Diameter 2.00in (50.80mm)
Product Code 1003303
Family Name Ushio MR-16 Pro Star Series Tungsten Halogen Lamps
Description 50MR16/GU10/WFL50
SKU Qty 1
Case Qty (Price Listed is Per Bulb) 10
Sales Unit Each
UPC 048777430897
Ushio 50MR16/GU10/WFL50 1003303 Replacement Bulb Applications & Features


  • Display Lighting
  • Retail Lighting
  • Museums & Galleries
  • Accent Lighting


  • Ushio 50MR16GU10 Halogen Bulb
  • Pro Star MR16 Lamp
  • Line Voltage
  • Dimmable
  • UV Protection
  • Clear Cover Glass
  • Aluminized Reflector
  • Only For Use in Approved Halogen Fixtures
50MR16/GU10/WFL50 Ushio Halogen Lamp

  • DANGER! The Ushio 50MR16/GU10/WFL50 replacement lamp operates at extremely high temperatures that can cause serious physical injuries and property damage.
  • Only use the Ushio 50MR16/GU10/WFL50 replacement lamp in Halogen-approved fixtures. Fixtures should fully contain any parts of the Halogen lamp upon the event of a lamp burst.
  • Do not use the 50MR16/GU10/WFL50 Ushio replacement lamp in close proximity of paper, cloth or other combustible materials that can cause a fire hazard.
  • Lamps are very fragile. Do not drop, crush, bend or shake them. Vibration or impact will cause filament breakage and short lamp life.
  • Do not touch the Ushio 50MR16/GU10/WFL50 bulb surface or inside reflectors with your bare hands. Oils from skin can lead to breakage or shorten the life of the lamp. Use clean gloves or lint-free cloth for installation and removal.
  • Clean any dirt, oil, or lint away from the bulb with alcohol and a lint-free cloth or tissue. Any foreign particles or materials on the 50MR16/GU10/WFL50 Ushio replacement bulb surface can cause hot spots on the bulb and result in lamp failure.
  • Never touch the Ushio 50MR16/GU10/WFL50 lamp when it is on, or soon after it has been turned off, as it is hot and may cause serious burns.
  • Do not look directly at the operating bulb for any period of time; this may cause serious eye injury.
  • Always turn off the electrical power before inserting, removing, or cleaning the replacement Ushio 50MR16/GU10/WFL50 lamp.
  • Affix the 50MR16/GU10/WFL50 Ushio replacement lamp securely in the socket. Improper installation of the Ushio 50MR16/GU10/WFL50 replacement lamp will cause electrical arcing, overheating and short life to lamp and socket. Replace lamp holders and sockets when necessary.
  • Keep the temperature of the Ushio 50MR16/GU10/WFL50 lamp seal below 350C.
  • Keep the temperature of the 50MR16/GU10/WFL50 Ushio replacement lamp wall above 250C.
  • Keep the temperature of the Ushio 50MR16/GU10/WFL50 lamp wall below 800C.
  • Make sure lamps of specified wattage and voltage are only used in appropriately rated fixtures. Unspecified use will lead to short lamp life, breakage and overheating of fixture.
  • Ushio 50MR16/GU10/WFL50 replacement lamps should not be operated beyond the total rated voltage. Avoid the use of dimmers that may drive your lamp over its rated voltage.
  • Operate the Ushio 50MR16/GU10/WFL50 replacement lamp only in the indicated burn position. Failure to do so will lead to overheating and shortened lamp life.
  • Use an external fuse when required.
  • Do not allow one lamp to directly expose another. This may lead to overheating and shortened lamp life.