12-400

Technical Characteristics

• Filament Designation

  c-2f

• Light Output Rating

  0.300 spherical candlepower nominal single rating

• Filament Heavy Duty Service Rating

  not rated

• Emitted Light Characteristic

  white

• Voltage Rating

  28.000 volts nominal

• Bulb Style

  b25 t

• Bulb Designator

  t-1 3/4

• Rated Average Life

  hours

• Burning Position

  any acceptable

• Overall Length

  0.875 inches nominal

• Average Life Rating In Hours

  50000.0

• Light Center Length

  0.380 inches nominal

• Wattage Rating

  not rated

• Base Style

  a64 sub-miniature two pin

• Bulb Light Transmission Characteristic

  transparent

• Current Rating For Which Designed

  0.040 amperes nominal