Hardware Spec Index

Zephyra FN-1891 XT 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN1891-XT · Released 2022 · Updated 2026-10-25

Key facts

Benchmark index521 (Case Fans scale)
Category rank#34,151
Street price$19
Power2 W
Performance per dollar27.42
Released2022

Specifications

BrandZephyra
ModelZephyra FN-1891 XT
Size140 × 140 × 25 mm
Speed300–1,400 RPM (PWM)
Airflow67.2 CFM
Static pressure1.33 mmH₂O
Noise23 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-1891 XT 140mm PWM Case Fan”, https://vextor7.com/item/54553623 (accessed 2026-10-25).