Older light fittings use a magnetic ballast, this is what causes the flickering and buzzing with older fluorescent tubes. Electronic ballasts are more energy efficient, quiet and flicker free. Please check your light fitting has an electronic ballast before ordering. One easy well to tell is if your fitting requires a starter. 50,000 hours average rated life (L70 F50) Last 2.5 times longer than 1500mm 58W fluorescent T8 Tri-phosphor lamp High switching cycles – 200,000X High lumen efficacy - 150lm/W Omni-directional light distribution and wide beam angle Minimum and maximum operating temperature: -20°C to 55°C Glass construction and polycarbonate end-caps Not suitable for direct mains (AC 220-240V) or CCG/magnetic ballast Works only with electronic ballast. Ideal for factories, parking lots, supermarkets, department stores, schools and offices.
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