Hardware Spec Index

Zephyra FN-1791 Ultra 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN1791-ULTRA · Released 2020 · Updated 2026-10-22

Key facts

Benchmark index428 (Case Fans scale)
Category rank#22,545
Street price$19
Power4 W
Performance per dollar22.53
Released2020

Specifications

BrandZephyra
ModelZephyra FN-1791 Ultra
Size120 × 120 × 25 mm
Speed200–2,800 RPM (PWM)
Airflow95.2 CFM
Static pressure3.08 mmH₂O
Noise32 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Zephyra FN-1600 Ti 140mm PWM ARGB Case Fan884$29Compare
Caldera FN-7591 Prime 140mm PWM ARGB Case Fan1,154$39Compare
Teralux FN-9557 Pro 140mm PWM ARGB Case Fan1,170$39Compare
Brontix FN-6664 Ti 140mm PWM ARGB Case Fan1,229$39Compare
Caldera FN-7708 Ultra 120mm PWM ARGB Case Fan1,051$39Compare
Zephyra FN-8363 Prime 120mm PWM ARGB Case Fan1,001$29Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Zephyra FN-1791 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/5484319 (accessed 2026-10-22).