Hardware Spec Index

Zephyra FN-7851 Prime 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN7851-PRIME · Released 2024 · Updated 2026-10-19

Key facts

Benchmark index473 (Case Fans scale)
Category rank#24,347
Street price$19
Power4 W
Performance per dollar24.89
Released2024

Specifications

BrandZephyra
ModelZephyra FN-7851 Prime
Size140 × 140 × 25 mm
Speed500–2,500 RPM (PWM)
Airflow120.0 CFM
Static pressure2.38 mmH₂O
Noise35 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-7851 Prime 140mm PWM Case Fan”, https://vextor7.com/item/466790 (accessed 2026-10-19).