Hardware Spec Index

Zephyra FN-2740 Ultra 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN2740-ULTRA · Released 2020 · Updated 2026-10-19

Key facts

Benchmark index227 (Case Fans scale)
Category rank#2,824
Street price$9
Power3 W
Performance per dollar25.22
Released2020

Specifications

BrandZephyra
ModelZephyra FN-2740 Ultra
Size120 × 120 × 25 mm
Speed400–2,300 RPM (PWM)
Airflow78.2 CFM
Static pressure2.53 mmH₂O
Noise30 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 120mm PWM Case Fan”, https://vextor7.com/item/7621642 (accessed 2026-10-19).