FT21840 Cool White High Efficiency Triphosphor T5 Fluorescent Tube 21W G5 240V 849mm x 16mm

Features

• High lamp efficacy: up to104 lm/W.
• Energy savings: up to 25% compared to T8 tubes in appropriate luminaires.
• Almost constant lumen maintenance throughout the entire life of the lamp due to Luxline Plus triphosphor technology.
• High colour rendering (Ra85/Class1B).
• For electronic ballast operation only giving greater efficiency and advantages in improved starting and life performance.
• Optimised ambient operating temperature at 35° C (max lumen output) allows compact luminaire designs.
• Reduced storage volume and transportation costs.
Average rated life: up to 20000 hours.

Applications

• Commercial and industrial areas.
• Offices.
• Hotels.
• Shops.
• Schools.

Technical Specification

Item description	FHE 21W/840
Nominal wattage (W)	21
Rated Wattage (W) HF	20.8
Bulb finish	Coolwhite Deluxe
Cap	G5
Max. Overall Lamp length L [mm]	863.2
Diameter D [mm]	16
Colour temperature (K)	4000
Nominal average life (h)	24000
Packing Quantity	25
Ordering Code	FT21840