75 inches high, with shelfs commonly at 42U, 45U, or 48U. This allows for 42 to 48 1U hosts per stand. A fully loaded 42U server rack cabinet has the capacity for over 3000 lbs of networking equipment, averages 5. 7 kW per rail of power while fitting into a modest 78 inch tall package – and will still allow elevator access in most freight elevators. That combination of density, power capacity, and. The SR42UBEXP is an expansion model used when several cabinets are bayed together. It has doors and a roof but no side panels. A 42U height cabinet. How many servers can you have on a 42U rack? The total amount of U-height available in a 42U high server rack is 42 × 1U. They are optimized to help maximize floor space utilization, expedite installation, simplify cable management.
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