Hardware Spec Index

Zephyra FN-5581 Plus 120mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN5581-PLUS · Released 2025 · Updated 2026-10-21

Key facts

Benchmark index1,258 (Case Fans scale)
Category rank#10,461
Street price$39
Power4 W
Performance per dollar32.26
Released2025

Specifications

BrandZephyra
ModelZephyra FN-5581 Plus
Size120 × 120 × 25 mm
Speed300–2,700 RPM (PWM)
Airflow91.8 CFM
Static pressure2.97 mmH₂O
Noise22 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Zephyra FN-7777 Pro 140mm PWM Case Fan (3-Pack)355$9Compare
Teralux FN-7646 XT 120mm PWM Case Fan463$9Compare
Caldera FN-1155 Ti 140mm PWM Case Fan (3-Pack)579$19Compare
Teralux FN-2735 Prime 140mm PWM ARGB Case Fan (3-Pack)820$29Compare
Teralux FN-6613 XT 120mm PWM ARGB Case Fan (3-Pack)1,296$39Compare
Caldera FN-6094 Core 120mm PWM ARGB Case Fan (3-Pack)830$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Zephyra FN-5581 Plus 120mm PWM ARGB Case Fan”, https://vextor7.com/item/674833 (accessed 2026-10-21).