Hardware Spec Index

Zephyra FN-4637 Plus 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN4637-PLUS · Released 2022 · Updated 2026-10-22

Key facts

Benchmark index304 (Case Fans scale)
Category rank#38,146
Street price$9
Power2 W
Performance per dollar33.78
Released2022

Specifications

BrandZephyra
ModelZephyra FN-4637 Plus
Size140 × 140 × 25 mm
Speed400–1,400 RPM (PWM)
Airflow67.2 CFM
Static pressure1.33 mmH₂O
Noise31 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4637 Plus 140mm PWM Case Fan”, https://vextor7.com/item/415850 (accessed 2026-10-22).