Hardware Spec Index

Zephyra CS-3991 Prime Micro-ATX tower Case

PC Cases · Zephyra · SKU CS3991-PRIME · Released 2023 · Updated 2026-10-20

Key facts

Benchmark index1,327 (PC Cases scale)
Category rank#49,197
Street price$119
Performance per dollar11.15
Released2023

Specifications

BrandZephyra
ModelZephyra CS-3991 Prime
TypeMicro-ATX tower
Motherboard supportMicro-ATX, Mini-ITX
Volume36 L
Max GPU length362 mm
Max CPU cooler height160 mm
Radiator supportTop 360 mm, front 360/420 mm, rear 120 mm
Fans included4× 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 panelTempered glass
Rear-connector boardsNot supported

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Cite this page: Hardware Spec Index, “Zephyra CS-3991 Prime Micro-ATX tower Case”, https://vextor7.com/item/660907 (accessed 2026-10-20).