Specification Sheet
1/17/2012
F21T5/830
Project:
Linear Fluorescent Lamps
T5 Linear Fluorescent Lamp
21 Watt / 85 CRI / 3000K
Ordering Information
Howard Catalog Number (Ordering Code) F21T5/830
UPC Code 01545
Description T5 Linear Fluorescent
Package Quantity 25
Physical Characteristics
Base Mini Bipin (G5)
Bulb Type T5 (5/8 inch)
ACB
Bulb Description Tubular Fluorescent Lamp
Nominal Length 36
Base face to base face (Amax) (in) 33.43
Base face to end of opposite base pin
(Bmin/Bmax) (in)
End of base pin to end of the opposite pin
end (C) (in)
Operating Characteristics
Nominal Wattage 21
Approximate Initial Lumen (lm) 2250
Approximate Mean Lumen (lm) 2050
Average Rated Life (hours) 30000
Color Temperature (K) 3000
Color Rendering Index (CRI) 85
Catalog#:
Approved by:
33.61/33.70
33.98
1.0
0.8
0.6
0.4
0.2
0.0
Relative Power
400 450 500
Note: Rated lamp life is 30,000 hours based on 3 hours per start. Lamp life will be affected when using occupancy
sensors, dimmers, or dimming systems. These products are low-mercury uorescent lamps and pass the Federal TCLP
for hazardous waste. Disposal regulations may vary; check local and state regulations.
Specifications subject to change without notice.
Howard Lighting Products | 580 Eastview Drive | Laurel, MS 39443
(toll free) 800.956.3456 | (direct) 601.422.0033 | (fax) 601.422.1652
www.HowardLightingProducts.com
550 600 650 700
Wavelength / nm
750