Hardware Spec Index

Zephyra FN-7740 Prime 140mm PWM Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN7740-PRIME · Released 2021 · Updated 2026-10-26

Key facts

Benchmark index312 (Case Fans scale)
Category rank#12,635
Street price$9
Power3 W
Performance per dollar34.67
Released2021

Specifications

BrandZephyra
ModelZephyra FN-7740 Prime
Size140 × 140 × 25 mm
Speed200–2,300 RPM (PWM)
Airflow110.4 CFM
Static pressure2.19 mmH₂O
Noise32 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-7740 Prime 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/7990126 (accessed 2026-10-26).