20 bulbs per pack

T5 4' Replacement 6400K Bulbs, 54W

Hydrofarm's T5 replacement tubes offer HO light output at a great price. Full daylight 6400k spectrum, rated for 20,000 hours of life, and compatible for all T5 fixtures we offer. 54W puts out 5000 initial lumens per tube, 24W puts out 2000 initial lumens per tube.

• Hydrofarm is the most trusted name in the industry
• Low wattage high output for your garden
• Great for reducing grow room temperatures
• Ideal lights for starting seeds, overwintering plants and supplementing light in your garden
• Another great item from Flora Hydroponics