Model: RS521A-E12-RS12U-20TW1G
from $2,800
The ASUS RS521A-E12-RS12U-20TW1G is a barebone 2U rackmount server designed for robust computing environments. It features a single LGA 6096 SP5 socket, supporting up to 2TB of DDR5 4800/5200 MT/s memory across 24 DIMM slots. Storage options include 12x 3.5" SATA III bays, 2x 2.5" SATA III bays, and 2x M.2 slots (SATA III / PCIe 5.0 x4), with integrated RAID support. Connectivity is provided by 2x Gigabit Ethernet ports, 4x USB-A 3.0 ports, and 1x VGA output. Power is supplied by redundant 2x 2000W 80 PLUS Titanium power supplies, ensuring reliability for demanding applications.
Prioritize the rack's depth and weight capacity, ensuring it can accommodate modern, deep servers. Square-hole racks are the industry standard for maximum compatibility with server rails. Available from $2,800.
The server rack itself is passive, generating no energy costs. However, ongoing costs involve necessary accessories like cage nuts, cable management ties, and blanking panels.
Common Failure Modes
Server racks are heavy-duty metal structures and rarely fail mechanically. Issues usually stem from overloading, stripped threading, or damaged casters when moving fully loaded racks.
Prioritize the rack's depth and weight capacity, ensuring it can accommodate modern, deep servers. Square-hole racks are the industry standard for maximum compatibility with server rails.
Steel server racks last indefinitely (20+ years).
The ASUS RS521A-E12-RS12U-20TW1G Rackmount Server (Barebone) is available at bhphoto, starting at $2,800.
The server rack itself is passive, generating no energy costs. However, ongoing costs involve necessary accessories like cage nuts, cable management ties, and blanking panels.
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