Hardware Spec Index

Zephyra FN-1857 Core 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN1857-CORE · Released 2024 · Updated 2026-10-23

Key facts

Benchmark index788 (Case Fans scale)
Category rank#46,064
Street price$19
Power3 W
Performance per dollar41.47
Released2024

Specifications

BrandZephyra
ModelZephyra FN-1857 Core
Size140 × 140 × 25 mm
Speed300–2,000 RPM (PWM)
Airflow96.0 CFM
Static pressure1.90 mmH₂O
Noise29 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-1857 Core 140mm PWM Case Fan”, https://vextor7.com/item/4078339 (accessed 2026-10-23).