Hardware Spec Index

Zephyra FN-3391 Ultra 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN3391-ULTRA · Released 2019 · Updated 2026-10-22

Key facts

Benchmark index335 (Case Fans scale)
Category rank#45,881
Street price$19
Power3 W
Performance per dollar17.63
Released2019

Specifications

BrandZephyra
ModelZephyra FN-3391 Ultra
Size120 × 120 × 25 mm
Speed200–2,100 RPM (PWM)
Airflow71.4 CFM
Static pressure2.31 mmH₂O
Noise23 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Caldera FN-1523 Ultra 140mm PWM ARGB Case Fan813$29Compare
Zephyra FN-6053 Ultra 140mm PWM ARGB Case Fan1,384$49Compare
Corvane FN-6819 Prime 120mm PWM Case Fan481$19Compare
Teralux FN-3853 Core 120mm PWM Case Fan295$9Compare
Zephyra FN-1816 Core 120mm PWM ARGB Case Fan1,150$39Compare
Zephyra FN-3213 Ultra 120mm PWM Case Fan (3-Pack)556$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Zephyra FN-3391 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/7440577 (accessed 2026-10-22).