Choosing lighting for a warehouse
Mounting height, aisle layout and optics matter more than raw wattage in a shed.
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In a warehouse, the optic does more work than the wattage. A 150W fixture with the wrong distribution lights the top of the racking and leaves the aisle floor dark.
Mounting height sets the fixture
Below 4m, a linear or panel fixture is usually enough. Above 4m, a high-bay optic concentrates the beam so it reaches the floor.
Aisles need linear distribution
Round UFO high bays suit open floor. Narrow racked aisles want an asymmetric or linear distribution aimed down the aisle.
Do not forget the driver
Ambient temperature under a metal roof in summer is the main cause of early failure. The driver, not the LED, is what gives out.