Hardware Spec Index

Zephyra FN-2740 Ultra 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN2740-ULTRA · Released 2022 · Updated 2026-10-22

Key facts

Benchmark index476 (Case Fans scale)
Category rank#30,099
Street price$19
Power3 W
Performance per dollar25.05
Released2022

Specifications

BrandZephyra
ModelZephyra FN-2740 Ultra
Size140 × 140 × 25 mm
Speed400–1,700 RPM (PWM)
Airflow81.6 CFM
Static pressure1.61 mmH₂O
Noise35 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-2740 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/20104402 (accessed 2026-10-22).