Hardware Spec Index

Zephyra FN-9657 Ultra 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN9657-ULTRA · Released 2021 · Updated 2026-10-19

Key facts

Benchmark index810 (Case Fans scale)
Category rank#1,469
Street price$19
Power3 W
Performance per dollar42.63
Released2021

Specifications

BrandZephyra
ModelZephyra FN-9657 Ultra
Size120 × 120 × 25 mm
Speed300–1,800 RPM (PWM)
Airflow61.2 CFM
Static pressure1.98 mmH₂O
Noise24 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-9657 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/10318436 (accessed 2026-10-19).