Hardware Spec Index

Zephyra FN-6597 Ultra 140mm PWM Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN6597-ULTRA · Released 2024 · Updated 2026-10-22

Key facts

Benchmark index410 (Case Fans scale)
Category rank#18,479
Street price$9
Power4 W
Performance per dollar45.56
Released2024

Specifications

BrandZephyra
ModelZephyra FN-6597 Ultra
Size140 × 140 × 25 mm
Speed300–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise33 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-6571 Ti 120mm PWM Case Fan442$9Compare
Caldera FN-1696 XT 120mm PWM ARGB Case Fan (3-Pack)1,298$49Compare
Caldera FN-4468 Edge 120mm PWM ARGB Case Fan1,186$39Compare
Teralux FN-3315 Ultra 120mm PWM Case Fan (3-Pack)311$9Compare
Zephyra FN-4381 Prime 120mm PWM ARGB Case Fan (3-Pack)1,184$39Compare
Zephyra FN-8402 Edge 120mm PWM ARGB Case Fan1,159$39Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Zephyra FN-6597 Ultra 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/7717399 (accessed 2026-10-22).