Linear Fluorescent T5 Longlast High Efficiency 21W 840 G5

• High efficiency
• High lumen output
• Very long and reliable product life - up to 36,000 hours
• High colour quality - CRI 85Ra
• Low mercury content - 2.5mg
• Reduced environmental impact (less waste) than T8 lamps
• Smaller physical dimensions for improved light output control and smaller, more aesthetic fittings
• Peak lumen output between 34°C - 38°C
• Designed only for HF-operation - higher lamp efficacy and lower ballast losses than conventional ballasts

T5 LongLast™ lamps are triphosphor fluorescent lamps with 16mm outer diameter (5/8 of an inch). These lamps feature "Starcoat™ Technology" that delivers high quality triphosphor performance.