We're often asked how 4-lamp T5HO High Bays and 6-lamp T5HO High Bay Fixtures fare when compared with traditional 400W Metal Halide fixtures.  The chart below compares 4-lamp and 6-lamp T5 fixtures against a traditional 400W Metal Halide High Bay along a number of dimensions.  The comparison dimensions are listed below with a short description of each.   400W MH Compared to 4-Lamp and 6-Lamp T5 HO High Bays Comparison Dimension 400W Metal Halide 4-Lamp T5 High Bay 6-Lamp T5 High Bay Number of Lamps 1 4 6 Lamp Watts (W) 400 216 324 Fixture Watts (W) 455 … Continue reading