Hardware Spec Index

Zephyra FN-5740 Prime 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN5740-PRIME · Released 2026 · Updated 2026-10-19

Key facts

Benchmark index614 (Case Fans scale)
Category rank#27,746
Street price$19
Power3 W
Performance per dollar32.32
Released2026

Specifications

BrandZephyra
ModelZephyra FN-5740 Prime
Size140 × 140 × 25 mm
Speed300–2,000 RPM (PWM)
Airflow96.0 CFM
Static pressure1.90 mmH₂O
Noise25 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-5740 Prime 140mm PWM Case Fan”, https://vextor7.com/item/149394 (accessed 2026-10-19).