638 - 36/40W

  • Power Source: 230 Vac Nominal
  • Life Span       : 10 years
  • Ballast Efficacy Factor: 2.03
  • Power: 36/40W
  • Dimensions :  130*41.6*27.8mm
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DELTA Electro Magnetic Ballasts functions on a pre-heat start operation to ignite a particular fluorescent tube, with the aid of a starter.


Silicon EI Core/CT core and Insulated copper rewind, firmly clamped with a ballast base


Fixture’s Surface Mounted.


  • House
  • Office
  • School
  • Warehouse
  • Establishment
  • General area lighting


1-year standard warranty, 2-5year warranty optional. Please consult us for detailed agreement.


Ballast Efficacy Factor (BEF) 2.03
Withstanding Temperature (tw) 130
Power 36/40W
Power Factor 0.48
Current Rating 0.43 amp.
Temperature Change 65 degrees centigrade
Dimensions 130*41.6*27.8mm
Shipping Weight 477.5(gm)
Lifespan 10 years
Power Source 230 Vac Nominal


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