Hardware Spec Index

Zephyra FN-4066 Ultra 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN4066-ULTRA · Released 2021 · Updated 2026-10-22

Key facts

Benchmark index493 (Case Fans scale)
Category rank#33,997
Street price$19
Power4 W
Performance per dollar25.95
Released2021

Specifications

BrandZephyra
ModelZephyra FN-4066 Ultra
Size140 × 140 × 25 mm
Speed500–2,700 RPM (PWM)
Airflow129.6 CFM
Static pressure2.56 mmH₂O
Noise31 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Brontix FN-4785 Ultra 120mm PWM ARGB Case Fan (3-Pack)1,074$29Compare
Zephyra FN-3230 XT 120mm PWM ARGB Case Fan961$29Compare
Teralux FN-4730 XT 120mm PWM Case Fan524$19Compare
Brontix FN-6620 Pro 140mm PWM ARGB Case Fan (3-Pack)1,400$49Compare
Zephyra FN-1088 Ti 120mm PWM Case Fan321$9Compare
Zephyra FN-1687 Ultra 140mm PWM ARGB Case Fan (3-Pack)1,077$39Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Zephyra FN-4066 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/6828987 (accessed 2026-10-22).