Hardware Spec Index

Zephyra FN-3637 Prime 120mm PWM Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN3637-PRIME · Released 2019 · Updated 2026-10-23

Key facts

Benchmark index757 (Case Fans scale)
Category rank#8,581
Street price$29
Power4 W
Performance per dollar26.10
Released2019

Specifications

BrandZephyra
ModelZephyra FN-3637 Prime
Size120 × 120 × 25 mm
Speed400–2,500 RPM (PWM)
Airflow85.0 CFM
Static pressure2.75 mmH₂O
Noise33 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3637 Prime 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/4528332 (accessed 2026-10-23).