Hardware Spec Index

Zephyra FN-3821 Core 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN3821-CORE · Released 2026 · Updated 2026-10-25

Key facts

Benchmark index691 (Case Fans scale)
Category rank#9,951
Street price$19
Power4 W
Performance per dollar36.37
Released2026

Specifications

BrandZephyra
ModelZephyra FN-3821 Core
Size120 × 120 × 25 mm
Speed500–2,600 RPM (PWM)
Airflow88.4 CFM
Static pressure2.86 mmH₂O
Noise36 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3821 Core 120mm PWM Case Fan”, https://vextor7.com/item/10906352 (accessed 2026-10-25).