6.6A Current Controlled Halogen - Reflector Lamps for Series Operation

OSRAM Airfield lamps are made on state-of-the-art manufacturing equipment to yield high quality lamps with precision filament alignment. The result is high performing lamps that are reliable and provide consistent light output through the rated lifetime.

Product features and benefits
  • Low maintenance costs due to long lamp life
  • Reliable and consistent light output enhances visibility over the life of the lamp
  • FAA approved in conjunction with many OEM fixtures
  • Durable construction provides resistence to the effects of vibration
  • Broad product portfolio for runway, taxiway, and approach lighting
  • IR radiation provides guidance in low visibility conditions
  • Flicker-free operation
  • Ability to reduce light output when needed
  • Mercury-free​
Areas of application
  • Airfield Lighting

General product information

Product Number 58889
Product Name 66A40MR1164333B 20/CS 1/SKU
Ordering Abbreviation 6.6A/40MR11/64333B
Brand Name OSRAM
General Description 40 watt, tungsten halogen, current controlled, rim mount, airfield
Application Airfield/Airport

Electrical data

Nominal Wattage 40 W
Current (A) 6.6 A
Type of Current AC

Light technical data

Luminous Intensity (cd) 12700 cd
Color Rendering Index 100
Average Rated Life 1500 h

Physical attributes

Base Leads w/female round connector
Bulb Shape MR11
Maximum Overall Length (in) 1.457 in
Maximum Overall Length (mm) 37 mm
Diameter d (in) 1.390 in
Diameter d (mm) 35.30 mm

Additional product data

Operating Position Any
Class C (gas)

Product number




Outside dimensions l x w x h

Gross weight

58889 4008321104731 Folding box (SKU) 1 2in x 1.3in x 1.3in
58889 4008321104748 Shipping box (Case) 20 7.5in x 5.1in x 3.3in 1lb