These T5 VHO (Very High Output) lamps are a brand new technology. T5 HO (High Output) lamps have an initial rating of 5,000 lumens. The VHO lamps are 7,200 lumens. They have to be paired with VHO fixtures.
Ultra Sun 400 HPS HO (24/Cs)
Sunmaster HPS SL600 U15 2.1K (12/Cs)
GE Starcoat T5 HO 54 Watt 4 ft 3000K (30/Cs)
Ultra Sun HPS 600 (24/Cs)
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