Hardware Spec Index

Teralux FN-4257 Prime 120mm PWM Case Fan

Case Fans · Teralux · SKU FN4257-PRIME · Released 2023 · Updated 2026-10-19

Key facts

Benchmark index551 (Case Fans scale)
Category rank#18,471
Street price$19
Power4 W
Performance per dollar29.00
Released2023

Specifications

BrandTeralux
ModelTeralux FN-4257 Prime
Size120 × 120 × 25 mm
Speed500–2,700 RPM (PWM)
Airflow91.8 CFM
Static pressure2.97 mmH₂O
Noise34 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Caldera FN-6058 Ti 140mm PWM Case Fan534$19Compare
Brontix FN-7686 SE 120mm PWM ARGB Case Fan (3-Pack)1,400$49Compare
Corvane FN-2814 Pro 120mm PWM Case Fan (3-Pack)412$9Compare
Corvane FN-4879 Pro 120mm PWM ARGB Case Fan (3-Pack)1,359$49Compare
Caldera FN-4885 XT 120mm PWM Case Fan705$19Compare
Zephyra FN-3151 Ti 140mm PWM ARGB Case Fan1,186$39Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Teralux FN-4257 Prime 120mm PWM Case Fan”, https://vextor7.com/item/916653 (accessed 2026-10-19).