Hardware Spec Index

Zephyra FN-1845 Ultra 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN1845-ULTRA · Released 2021 · Updated 2026-10-20

Key facts

Benchmark index457 (Case Fans scale)
Category rank#45,436
Street price$19
Power3 W
Performance per dollar24.05
Released2021

Specifications

BrandZephyra
ModelZephyra FN-1845 Ultra
Size140 × 140 × 25 mm
Speed200–2,300 RPM (PWM)
Airflow110.4 CFM
Static pressure2.19 mmH₂O
Noise31 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-1845 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/6589995 (accessed 2026-10-20).