Hardware Spec Index

Zephyra FN-3857 Ti 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN3857-TI · Released 2024 · Updated 2026-10-25

Key facts

Benchmark index744 (Case Fans scale)
Category rank#42,175
Street price$19
Power3 W
Performance per dollar39.16
Released2024

Specifications

BrandZephyra
ModelZephyra FN-3857 Ti
Size140 × 140 × 25 mm
Speed200–1,800 RPM (PWM)
Airflow86.4 CFM
Static pressure1.71 mmH₂O
Noise28 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3857 Ti 140mm PWM Case Fan”, https://vextor7.com/item/5884443 (accessed 2026-10-25).