4 Foot Bulbs
T5 4 Ft. Fluorescent bulbs and lamps start at 54 watts each and have approximately 5000 lumens. These tubes are High Output (HO) and come in different spectrums for different stages of plant growth. Get lamps around 6500k for vegetative growth and around 3000k for flowering phase.

  1. The AgroLED 41 watt 5,500°K T5 HO replacement LED lamp is an excellent choice for the propagation and veg cycles of your plants life. The AgroLED iSUNLIGHT T5 lamp is an intelligent LED that is specifically designed to work with your existing T5 HO fluorescent fixture. Learn More