Hardware Spec Index

Zephyra FN-3871 Pro 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN3871-PRO · Released 2026 · Updated 2026-10-25

Key facts

Benchmark index281 (Case Fans scale)
Category rank#5,698
Street price$9
Power3 W
Performance per dollar31.22
Released2026

Specifications

BrandZephyra
ModelZephyra FN-3871 Pro
Size140 × 140 × 25 mm
Speed300–1,500 RPM (PWM)
Airflow72.0 CFM
Static pressure1.43 mmH₂O
Noise22 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3871 Pro 140mm PWM Case Fan”, https://vextor7.com/item/93972760 (accessed 2026-10-25).