Hardware Spec Index

Teralux FN-4181 Prime 120mm PWM Case Fan

Case Fans · Teralux · SKU FN4181-PRIME · Released 2020 · Updated 2026-10-19

Key facts

Benchmark index221 (Case Fans scale)
Category rank#22,267
Street price$9
Power2 W
Performance per dollar24.56
Released2020

Specifications

BrandTeralux
ModelTeralux FN-4181 Prime
Size120 × 120 × 25 mm
Speed300–1,400 RPM (PWM)
Airflow47.6 CFM
Static pressure1.54 mmH₂O
Noise35 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
Zephyra FN-5593 Plus 120mm PWM ARGB Case Fan916$29Compare
Teralux FN-9444 Max 120mm PWM Case Fan699$19Compare
Teralux FN-5541 Pro 120mm PWM ARGB Case Fan1,087$39Compare
Caldera FN-1137 XT 140mm PWM ARGB Case Fan1,129$39Compare
Zephyra FN-9123 Prime 140mm PWM Case Fan531$19Compare
Caldera FN-5548 Core 140mm PWM Case Fan (3-Pack)640$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Teralux FN-4181 Prime 120mm PWM Case Fan”, https://vextor7.com/item/41677967 (accessed 2026-10-19).