Hardware Spec Index

Zephyra FN-1691 Max 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN1691-MAX · Released 2020 · Updated 2026-10-19

Key facts

Benchmark index529 (Case Fans scale)
Category rank#1,990
Street price$19
Power3 W
Performance per dollar27.84
Released2020

Specifications

BrandZephyra
ModelZephyra FN-1691 Max
Size140 × 140 × 25 mm
Speed400–1,900 RPM (PWM)
Airflow91.2 CFM
Static pressure1.80 mmH₂O
Noise25 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-1691 Max 140mm PWM Case Fan”, https://vextor7.com/item/10694528 (accessed 2026-10-19).