Hardware Spec Index

Zephyra FN-9739 Pro 140mm PWM Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN9739-PRO · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index691 (Case Fans scale)
Category rank#7,679
Street price$19
Power3 W
Performance per dollar36.37
Released2025

Specifications

BrandZephyra
ModelZephyra FN-9739 Pro
Size140 × 140 × 25 mm
Speed400–2,100 RPM (PWM)
Airflow100.8 CFM
Static pressure2.00 mmH₂O
Noise29 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-9739 Pro 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/860689 (accessed 2026-10-20).