Features:
RADIUM RSI 4000W/400/SFA21, 6000K, 500h
• Wattage in W: 4 000
• Luminious flux in lm: 380 000
• Colour temperature in K: 6000
• Base: SFa21
• Mains voltage in V: 400
• Burning voltage in V: 200
• Re-ignition behaviour: for hot restriking
• Mean service life in h: 500