Hardware Spec Index

Zephyra FN-3734 Ultra 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN3734-ULTRA · Released 2021 · Updated 2026-10-23

Key facts

Benchmark index1,342 (Case Fans scale)
Category rank#30,412
Street price$49
Power3 W
Performance per dollar27.39
Released2021

Specifications

BrandZephyra
ModelZephyra FN-3734 Ultra
Size140 × 140 × 25 mm
Speed500–2,200 RPM (PWM)
Airflow105.6 CFM
Static pressure2.09 mmH₂O
Noise24 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3734 Ultra 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/8948080 (accessed 2026-10-23).