Hardware Spec Index

Zephyra FN-5781 Pro 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN5781-PRO · Released 2020 · Updated 2026-10-24

Key facts

Benchmark index462 (Case Fans scale)
Category rank#28,668
Street price$19
Power4 W
Performance per dollar24.32
Released2020

Specifications

BrandZephyra
ModelZephyra FN-5781 Pro
Size120 × 120 × 25 mm
Speed200–2,700 RPM (PWM)
Airflow91.8 CFM
Static pressure2.97 mmH₂O
Noise24 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Teralux FN-2467 XT 120mm PWM ARGB Case Fan1,231$49Compare
Brontix FN-8749 Edge 140mm PWM ARGB Case Fan924$29Compare
Caldera FN-5203 XT 120mm PWM ARGB Case Fan1,085$29Compare
Teralux FN-1475 Pro 120mm PWM Case Fan (3-Pack)650$19Compare
Teralux FN-6952 Ti 140mm PWM ARGB Case Fan1,312$49Compare
Zephyra FN-9741 Max 120mm PWM Case Fan605$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Zephyra FN-5781 Pro 120mm PWM Case Fan”, https://vextor7.com/item/3511543 (accessed 2026-10-24).