Hardware Spec Index

Teralux FN-4255 Ultra 120mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN4255-ULTRA · Released 2020 · Updated 2026-10-26

Key facts

Benchmark index789 (Case Fans scale)
Category rank#3,455
Street price$19
Power4 W
Performance per dollar41.53
Released2020

Specifications

BrandTeralux
ModelTeralux FN-4255 Ultra
Size120 × 120 × 25 mm
Speed300–3,000 RPM (PWM)
Airflow102.0 CFM
Static pressure3.30 mmH₂O
Noise29 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Zephyra FN-3797 SE 140mm PWM Case Fan357$9Compare
Teralux FN-6803 Prime 120mm PWM Case Fan (3-Pack)450$19Compare
Corvane FN-9873 Prime 120mm PWM ARGB Case Fan937$29Compare
Brontix FN-7235 SE 120mm PWM ARGB Case Fan1,321$49Compare
Caldera FN-9095 Core 120mm PWM ARGB Case Fan1,108$39Compare
Zephyra FN-4597 Max 140mm PWM Case Fan591$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Teralux FN-4255 Ultra 120mm PWM ARGB Case Fan”, https://vextor7.com/item/6135521 (accessed 2026-10-26).