Hardware Spec Index

Zephyra FN-7749 Prime 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN7749-PRIME · Released 2020 · Updated 2026-10-25

Key facts

Benchmark index362 (Case Fans scale)
Category rank#13,282
Street price$9
Power3 W
Performance per dollar40.22
Released2020

Specifications

BrandZephyra
ModelZephyra FN-7749 Prime
Size140 × 140 × 25 mm
Speed500–1,700 RPM (PWM)
Airflow81.6 CFM
Static pressure1.61 mmH₂O
Noise25 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-7749 Prime 140mm PWM Case Fan”, https://vextor7.com/item/9033629 (accessed 2026-10-25).