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Factors Affecting the Service Life of Electronic Ballasts

  • Ambient Temperature and Heat Dissipation
    Temperature is the decisive factor. Excessively high internal temperature accelerates the aging of electrolytic capacitors and power components. Poor ventilation, enclosed installation and high ambient temperature will greatly shorten the service life.
  • Humidity and Corrosive Gas
    High humidity and corrosive gases such as hydrogen sulfide and ammonia in wastewater plants cause circuit board oxidation, moisture damage and insulation deterioration, leading to premature failure.
  • Power Supply Stability
    Fluctuating voltage, surge voltage and unbalanced power supply produce continuous electrical impact on electronic components and accelerate aging.
  • Operating Mode
    Long-term 24-hour full-load operation and frequent lamp switching increase current impact and circuit load. Reasonable power dimming and intermittent operation can extend service life.
  • Quality of Internal Components
    High-temperature resistant capacitors, high-grade power semiconductors and high-quality circuit boards effectively extend lifespan. Low-cost and low-grade components lead to early damage.
  • Load Matching
    Mismatch between ballast and UV lamp in power and model causes overcurrent and overload operation, resulting in excessive heat and component loss.
  • Protection Grade and Sealing Performance
    Low IP rating and poor sealing allow dust and moisture to enter the interior, causing electric leakage, short circuit and component corrosion.
  • Installation and Daily Maintenance
    Narrow installation space, poor ventilation, long-term dust accumulation and lack of regular maintenance will weaken heat dissipation and reduce overall service life.


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