Hardware Spec Index

Zephyra FN-3749 XT 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN3749-XT · Released 2025 · Updated 2026-10-24

Key facts

Benchmark index363 (Case Fans scale)
Category rank#2,910
Street price$9
Power3 W
Performance per dollar40.33
Released2025

Specifications

BrandZephyra
ModelZephyra FN-3749 XT
Size140 × 140 × 25 mm
Speed300–2,400 RPM (PWM)
Airflow115.2 CFM
Static pressure2.28 mmH₂O
Noise27 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3749 XT 140mm PWM Case Fan”, https://vextor7.com/item/9212617 (accessed 2026-10-24).