Hardware Spec Index

Teralux FN-5421 Pro 120mm PWM Case Fan (3-Pack)

Case Fans · Teralux · SKU FN5421-PRO · Released 2025 · Updated 2026-10-22

Key facts

Benchmark index396 (Case Fans scale)
Category rank#44,945
Street price$19
Power4 W
Performance per dollar20.84
Released2025

Specifications

BrandTeralux
ModelTeralux FN-5421 Pro
Size120 × 120 × 25 mm
Speed400–2,600 RPM (PWM)
Airflow88.4 CFM
Static pressure2.86 mmH₂O
Noise29 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Zephyra FN-5406 Prime 140mm PWM Case Fan (3-Pack)641$19Compare
Zephyra FN-9115 SE 120mm PWM ARGB Case Fan912$29Compare
Teralux FN-6410 Pro 140mm PWM ARGB Case Fan1,223$49Compare
Zephyra FN-3133 Max 140mm PWM Case Fan510$19Compare
Zephyra FN-2127 Ti 120mm PWM ARGB Case Fan942$29Compare
Caldera FN-5209 Plus 120mm PWM ARGB Case Fan888$29Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Teralux FN-5421 Pro 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/4786393 (accessed 2026-10-22).