Hardware Spec Index

Caldera CS-1821 Ultra ATX mid tower Case

PC Cases · Caldera · SKU CS1821-ULTRA · Released 2024 · Updated 2026-10-22

Key facts

Benchmark index1,320 (PC Cases scale)
Category rank#11,176
Street price$109
Performance per dollar12.11
Released2024

Specifications

BrandCaldera
ModelCaldera CS-1821 Ultra
TypeATX mid tower
Motherboard supportATX, Micro-ATX, Mini-ITX
Volume48 L
Max GPU length405 mm
Max CPU cooler height170 mm
Radiator supportTop 360 mm, front 360/420 mm, rear 120 mm
Fans included3× 120 mm
Front I/O1× USB 3.2 Gen 2x2 Type-C (20Gbps), 2× USB 3.0, audio
PSU supportATX (up to 220 mm)
Side panelSteel mesh
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-8301 Pro E-ATX full tower Case2,555$309Compare
Brontix CS-4730 SE E-ATX full tower Case2,398$309Compare
Solvane CS-7032 Max E-ATX full tower Case2,359$279Compare
Zephyra CS-8178 Max Micro-ATX tower Case1,374$109Compare
Solvane CS-6616 Core Mini-ITX small form factor Case500$49Compare
Caldera CS-1428 Max Micro-ATX tower Case847$59Compare

All PC Cases · JSON

Cite this page: Hardware Spec Index, “Caldera CS-1821 Ultra ATX mid tower Case”, https://vextor7.com/item/93032897 (accessed 2026-10-22).