Hardware Spec Index

Teralux FN-4257 Pro 120mm PWM Case Fan

Case Fans · Teralux · SKU FN4257-PRO · Released 2025 · Updated 2026-10-22

Key facts

Benchmark index667 (Case Fans scale)
Category rank#32,799
Street price$19
Power3 W
Performance per dollar35.11
Released2025

Specifications

BrandTeralux
ModelTeralux FN-4257 Pro
Size120 × 120 × 25 mm
Speed300–2,400 RPM (PWM)
Airflow81.6 CFM
Static pressure2.64 mmH₂O
Noise28 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Caldera FN-6757 XT 120mm PWM Case Fan (3-Pack)450$19Compare
Corvane FN-1858 Prime 120mm PWM ARGB Case Fan (3-Pack)996$29Compare
Zephyra FN-6587 Plus 140mm PWM ARGB Case Fan1,324$49Compare
Teralux FN-6866 Edge 120mm PWM ARGB Case Fan1,107$39Compare
Brontix FN-6112 XT 120mm PWM ARGB Case Fan (3-Pack)929$29Compare
Brontix FN-9136 Pro 120mm PWM Case Fan592$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Teralux FN-4257 Pro 120mm PWM Case Fan”, https://vextor7.com/item/2185227 (accessed 2026-10-22).