UL,CUL,CE,TUV,GS listed, hydroponics lighting ballast 1000W

• Run for HPS and MH lamps both.
• 1000W, 600W, 400W,250W for choice
• High power factorPF>0.99
• Low harmonicGeneral harmonic THD≤ 10%
• No fan inside, lower power consumption than Fan-cooled
• Constant output of power: Constant output of power and light when voltage varies between  -15%~15% of rating voltage
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• Protection functions: Open circuit and short circuit protection functions available.
• Ignition failure protection.
• Overheat protection.
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• Easy installationEasy to hang the lamp, no need any external starter and compensation capacitor.
• Completely silent: no more humming and buzzing.
• Constant output of power when voltage fluctuate with no flickering
• No fans inside,water resistance and maintenance free operation.
• Soft starting
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• Dimming function is option.

Choose Welthink, you will benefit: Hi-grade Quality, the Most Competitive Price, Better Service.