Hardware Spec Index

Zephyra FN-7657 Ultra 140mm PWM Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN7657-ULTRA · Released 2025 · Updated 2026-10-22

Key facts

Benchmark index391 (Case Fans scale)
Category rank#44,058
Street price$19
Power3 W
Performance per dollar20.58
Released2025

Specifications

BrandZephyra
ModelZephyra FN-7657 Ultra
Size140 × 140 × 25 mm
Speed500–2,300 RPM (PWM)
Airflow110.4 CFM
Static pressure2.19 mmH₂O
Noise26 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-7657 Ultra 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/93675897 (accessed 2026-10-22).