Hardware Spec Index

Zephyra FN-7704 Prime 140mm PWM Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN7704-PRIME · Released 2024 · Updated 2026-10-19

Key facts

Benchmark index331 (Case Fans scale)
Category rank#34,539
Street price$9
Power2 W
Performance per dollar36.78
Released2024

Specifications

BrandZephyra
ModelZephyra FN-7704 Prime
Size140 × 140 × 25 mm
Speed400–1,400 RPM (PWM)
Airflow67.2 CFM
Static pressure1.33 mmH₂O
Noise22 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-7704 Prime 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/4367992 (accessed 2026-10-19).