Hardware Spec Index

Zephyra FN-3743 Ultra 120mm PWM Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN3743-ULTRA · Released 2020 · Updated 2026-10-19

Key facts

Benchmark index367 (Case Fans scale)
Category rank#2,783
Street price$19
Power3 W
Performance per dollar19.32
Released2020

Specifications

BrandZephyra
ModelZephyra FN-3743 Ultra
Size120 × 120 × 25 mm
Speed400–1,800 RPM (PWM)
Airflow61.2 CFM
Static pressure1.98 mmH₂O
Noise33 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3743 Ultra 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/19086859 (accessed 2026-10-19).