Hardware Spec Index

Zephyra FN-7781 Prime 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN7781-PRIME · Released 2025 · Updated 2026-10-23

Key facts

Benchmark index621 (Case Fans scale)
Category rank#29,575
Street price$19
Power3 W
Performance per dollar32.68
Released2025

Specifications

BrandZephyra
ModelZephyra FN-7781 Prime
Size140 × 140 × 25 mm
Speed200–2,300 RPM (PWM)
Airflow110.4 CFM
Static pressure2.19 mmH₂O
Noise26 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-7781 Prime 140mm PWM Case Fan”, https://vextor7.com/item/17309232 (accessed 2026-10-23).