Hardware Spec Index

Caldera CS-5521 Ultra Micro-ATX tower Case

PC Cases · Caldera · SKU CS5521-ULTRA · Released 2019 · Updated 2026-10-24

Key facts

Benchmark index1,187 (PC Cases scale)
Category rank#29,119
Street price$79
Performance per dollar15.03
Released2019

Specifications

BrandCaldera
ModelCaldera CS-5521 Ultra
TypeMicro-ATX tower
Motherboard supportMicro-ATX, Mini-ITX
Volume32 L
Max GPU length367 mm
Max CPU cooler height160 mm
Radiator supportTop 360 mm, front 360/420 mm, rear 120 mm
Fans included3× 120 mm
Front I/O1× USB 3.2 Gen 2 Type-C, 2× USB 3.0, audio
PSU supportATX (up to 220 mm)
Side panelTempered glass
Rear-connector boardsNot supported

Related guides

AIO Liquid Cooling vs Air Cooling for CPUsChoosing a GPU for 4K Gaming

Similar PC Cases

ModelBenchmarkPriceCompare
Zephyra CS-6485 Ti Micro-ATX tower Case1,228$109Compare
Brontix CS-7063 Prime ATX mid tower Case2,077$259Compare
Zephyra CS-7693 SE Micro-ATX tower Case829$49Compare
Caldera CS-7508 Pro E-ATX full tower Case2,600$349Compare
Corvane CS-2096 Edge ATX mid tower Case971$69Compare
Brontix CS-6113 Core Mini-ITX small form factor Case553$39Compare

All PC Cases · JSON

Cite this page: Hardware Spec Index, “Caldera CS-5521 Ultra Micro-ATX tower Case”, https://vextor7.com/item/73675392 (accessed 2026-10-24).