Hardware Spec Index

Zephyra FN-3851 Plus 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN3851-PLUS · Released 2026 · Updated 2026-10-21

Key facts

Benchmark index763 (Case Fans scale)
Category rank#23,202
Street price$19
Power3 W
Performance per dollar40.16
Released2026

Specifications

BrandZephyra
ModelZephyra FN-3851 Plus
Size120 × 120 × 25 mm
Speed500–1,900 RPM (PWM)
Airflow64.6 CFM
Static pressure2.09 mmH₂O
Noise28 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3851 Plus 120mm PWM Case Fan”, https://vextor7.com/item/7724157 (accessed 2026-10-21).