Hardware Spec Index

Zephyra FN-6657 XT 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN6657-XT · Released 2023 · Updated 2026-10-26

Key facts

Benchmark index1,250 (Case Fans scale)
Category rank#40,203
Street price$39
Power4 W
Performance per dollar32.05
Released2023

Specifications

BrandZephyra
ModelZephyra FN-6657 XT
Size140 × 140 × 25 mm
Speed400–2,800 RPM (PWM)
Airflow134.4 CFM
Static pressure2.66 mmH₂O
Noise31 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Teralux FN-8068 Max 140mm PWM ARGB Case Fan (3-Pack)923$29Compare
Caldera FN-2642 SE 120mm PWM ARGB Case Fan1,317$49Compare
Teralux FN-1693 Edge 120mm PWM ARGB Case Fan1,029$39Compare
Teralux FN-9689 Core 140mm PWM ARGB Case Fan944$29Compare
Brontix FN-1246 Core 140mm PWM Case Fan (3-Pack)261$9Compare
Brontix FN-5796 Edge 120mm PWM ARGB Case Fan983$29Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Zephyra FN-6657 XT 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/31588102 (accessed 2026-10-26).