Hardware Spec Index

Zephyra FN-6739 Ultra 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN6739-ULTRA · Released 2020 · Updated 2026-10-26

Key facts

Benchmark index516 (Case Fans scale)
Category rank#29,474
Street price$19
Power3 W
Performance per dollar27.16
Released2020

Specifications

BrandZephyra
ModelZephyra FN-6739 Ultra
Size120 × 120 × 25 mm
Speed300–1,600 RPM (PWM)
Airflow54.4 CFM
Static pressure1.76 mmH₂O
Noise31 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Corvane FN-2400 Ultra 120mm PWM ARGB Case Fan1,376$49Compare
Teralux FN-1118 Max 120mm PWM ARGB Case Fan1,084$39Compare
Zephyra FN-6243 Prime 120mm PWM Case Fan (3-Pack)487$19Compare
Brontix FN-8164 Pro 140mm PWM Case Fan497$19Compare
Zephyra FN-8981 Plus 120mm PWM Case Fan349$9Compare
Corvane FN-8753 SE 120mm PWM Case Fan748$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Zephyra FN-6739 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/32393166 (accessed 2026-10-26).