Hardware Spec Index

Zephyra FN-1840 Prime 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN1840-PRIME · Released 2024 · Updated 2026-10-21

Key facts

Benchmark index407 (Case Fans scale)
Category rank#19,481
Street price$9
Power3 W
Performance per dollar45.22
Released2024

Specifications

BrandZephyra
ModelZephyra FN-1840 Prime
Size140 × 140 × 25 mm
Speed400–1,500 RPM (PWM)
Airflow72.0 CFM
Static pressure1.43 mmH₂O
Noise28 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-1840 Prime 140mm PWM Case Fan”, https://vextor7.com/item/497072 (accessed 2026-10-21).