Hardware Spec Index

Teralux FN-4021 Core 140mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN4021-CORE · Released 2022 · Updated 2026-10-25

Key facts

Benchmark index1,317 (Case Fans scale)
Category rank#28,439
Street price$49
Power4 W
Performance per dollar26.88
Released2022

Specifications

BrandTeralux
ModelTeralux FN-4021 Core
Size140 × 140 × 25 mm
Speed400–2,700 RPM (PWM)
Airflow129.6 CFM
Static pressure2.56 mmH₂O
Noise23 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Teralux FN-7025 SE 120mm PWM Case Fan560$19Compare
Brontix FN-1474 Max 140mm PWM Case Fan561$19Compare
Corvane FN-7355 Ti 120mm PWM Case Fan416$19Compare
Zephyra FN-8905 Max 120mm PWM ARGB Case Fan817$29Compare
Corvane FN-9736 Core 120mm PWM Case Fan (3-Pack)575$19Compare
Zephyra FN-7415 Max 140mm PWM ARGB Case Fan1,155$39Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Teralux FN-4021 Core 140mm PWM ARGB Case Fan”, https://vextor7.com/item/31368008 (accessed 2026-10-25).