Hardware Spec Index

Zephyra FN-3839 Ultra 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN3839-ULTRA · Released 2023 · Updated 2026-10-26

Key facts

Benchmark index506 (Case Fans scale)
Category rank#18,889
Street price$19
Power4 W
Performance per dollar26.63
Released2023

Specifications

BrandZephyra
ModelZephyra FN-3839 Ultra
Size140 × 140 × 25 mm
Speed300–2,800 RPM (PWM)
Airflow134.4 CFM
Static pressure2.66 mmH₂O
Noise32 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
Corvane FN-6432 Plus 120mm PWM ARGB Case Fan811$29Compare
Caldera FN-1649 Max 140mm PWM ARGB Case Fan1,217$39Compare
Teralux FN-6999 Prime 120mm PWM ARGB Case Fan1,377$49Compare
Zephyra FN-4776 XT 120mm PWM ARGB Case Fan1,120$39Compare
Caldera FN-9788 Core 120mm PWM ARGB Case Fan949$29Compare
Caldera FN-9133 Plus 120mm PWM ARGB Case Fan927$29Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Zephyra FN-3839 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/18355646 (accessed 2026-10-26).