Hardware Spec Index

Teralux FN-4221 Plus 120mm PWM Case Fan

Case Fans · Teralux · SKU FN4221-PLUS · Released 2022 · Updated 2026-10-19

Key facts

Benchmark index824 (Case Fans scale)
Category rank#4,574
Street price$29
Power4 W
Performance per dollar28.41
Released2022

Specifications

BrandTeralux
ModelTeralux FN-4221 Plus
Size120 × 120 × 25 mm
Speed400–2,700 RPM (PWM)
Airflow91.8 CFM
Static pressure2.97 mmH₂O
Noise29 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-4221 Plus 120mm PWM Case Fan”, https://vextor7.com/item/7734883 (accessed 2026-10-19).