Hardware Spec Index

Zephyra FN-8639 Prime 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN8639-PRIME · Released 2019 · Updated 2026-10-22

Key facts

Benchmark index662 (Case Fans scale)
Category rank#16,824
Street price$19
Power4 W
Performance per dollar34.84
Released2019

Specifications

BrandZephyra
ModelZephyra FN-8639 Prime
Size140 × 140 × 25 mm
Speed400–2,600 RPM (PWM)
Airflow124.8 CFM
Static pressure2.47 mmH₂O
Noise26 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-8639 Prime 140mm PWM Case Fan”, https://vextor7.com/item/3343322 (accessed 2026-10-22).