Hardware Spec Index

Zephyra FN-4637 SE 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN4637-SE · Released 2021 · Updated 2026-10-25

Key facts

Benchmark index292 (Case Fans scale)
Category rank#18,136
Street price$9
Power3 W
Performance per dollar32.44
Released2021

Specifications

BrandZephyra
ModelZephyra FN-4637 SE
Size120 × 120 × 25 mm
Speed200–1,900 RPM (PWM)
Airflow64.6 CFM
Static pressure2.09 mmH₂O
Noise35 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4637 SE 120mm PWM Case Fan”, https://vextor7.com/item/5492607 (accessed 2026-10-25).