Hardware Spec Index

Teralux FN-5521 Pro 140mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN5521-PRO · Released 2020 · Updated 2026-10-24

Key facts

Benchmark index1,184 (Case Fans scale)
Category rank#24,533
Street price$39
Power3 W
Performance per dollar30.36
Released2020

Specifications

BrandTeralux
ModelTeralux FN-5521 Pro
Size140 × 140 × 25 mm
Speed200–2,100 RPM (PWM)
Airflow100.8 CFM
Static pressure2.00 mmH₂O
Noise25 dBA
BearingRifle 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
Corvane FN-2285 XT 120mm PWM Case Fan449$19Compare
Caldera FN-1025 Max 120mm PWM Case Fan (3-Pack)390$9Compare
Teralux FN-3745 XT 120mm PWM ARGB Case Fan816$29Compare
Caldera FN-2378 Ultra 140mm PWM Case Fan565$19Compare
Caldera FN-8980 XT 140mm PWM Case Fan207$9Compare
Teralux FN-9265 Core 120mm PWM ARGB Case Fan1,356$49Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Teralux FN-5521 Pro 140mm PWM ARGB Case Fan”, https://vextor7.com/item/94869003 (accessed 2026-10-24).