Hardware Spec Index

Zephyra FN-4766 Ultra 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN4766-ULTRA · Released 2022 · Updated 2026-10-20

Key facts

Benchmark index628 (Case Fans scale)
Category rank#12,886
Street price$19
Power3 W
Performance per dollar33.05
Released2022

Specifications

BrandZephyra
ModelZephyra FN-4766 Ultra
Size140 × 140 × 25 mm
Speed300–2,200 RPM (PWM)
Airflow105.6 CFM
Static pressure2.09 mmH₂O
Noise29 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Brontix FN-2747 Ultra 120mm PWM Case Fan496$19Compare
Zephyra FN-1663 Max 140mm PWM ARGB Case Fan1,400$49Compare
Caldera FN-4846 Edge 140mm PWM Case Fan (3-Pack)247$9Compare
Teralux FN-2085 XT 120mm PWM ARGB Case Fan1,217$39Compare
Corvane FN-7180 XT 120mm PWM ARGB Case Fan (3-Pack)900$29Compare
Brontix FN-1352 Prime 140mm PWM ARGB Case Fan1,161$39Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Zephyra FN-4766 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/600126 (accessed 2026-10-20).