Part #: BSD-1888-SIW

Bulb LED, Single Contact SC Bayonet Ba15s, 30 UltraBright LED

28Vdc, Warm White, Other Voltages, Colors, Beam Angles Available

Passenger Reading Lamps, Aircraft, Railroad, Bus Lighting

Replaces Incandescent:315, 705, 1591, 1665, 1683, 1691, 2232, 2233

  • Sale Item (Sale Terms & Conditions)
  • Three Year Lamp Warranty
  • Long Life: Lumen Maintenance of the White LEDs Is Greater than 70% at 50,000 Hours of Operation.
    (Rated Average Life Based on Engineering Testing and Probability Analysis)
  • Drop-in replacement to incandescent
  • No modifications to holder or wiring required
  • Low maintenance
  • Negligible heat generation—Touchable parts remain at room temperature
  • Ambient Operating Temperature Range: ~-22°F to ~+122°F [~-30°C to ~+50°C]
  • 40+ Years LEDtronics Design & Manufacturing
  • 'Made in USA' option available for qualified volume orders. Contact the factory.


Choose Options:

Color Options
Base Type Options

Spec Sheets


  • Reading Lamps
  • Chart lamps
  • Task lamps
  • Used in Limousines, Coach Buses, Trains, RVs, Motorhomes


 Description28Vdc,W.White,15mm SCBay
 Base TypeSingle Contact SC Bayonet Ba15s
 ColorWarm White
 Color Temp3000K
 Polarity (Center Contact)Bipolar (+/-)
 Voltage (V)28Vdc
(28Vac version available)
 Power (Watts)1.3 W
 Current (Amps)0.046A
 Operating Temp~-30°C to ~+50°C
 Intensity (Candela)146 cd
 Lumens76 lm
 SCP (Spherical Candela)
 Viewing Angle40°
Electrical-Optical Characteristics (Ta = 25°C)  


    For Volume Orders and Qualified Applications
  • Different White Color Temperatures
  • Different Voltages


  • Not for dimming

Prop. 65 Warning
WARNING: This product may contain chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit

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