Hardware Spec Index

Teralux FN-6121 Ultra 120mm PWM Case Fan (3-Pack)

Case Fans · Teralux · SKU FN6121-ULTRA · Released 2019 · Updated 2026-10-24

Key facts

Benchmark index296 (Case Fans scale)
Category rank#7,049
Street price$9
Power4 W
Performance per dollar32.89
Released2019

Specifications

BrandTeralux
ModelTeralux FN-6121 Ultra
Size120 × 120 × 25 mm
Speed400–2,800 RPM (PWM)
Airflow95.2 CFM
Static pressure3.08 mmH₂O
Noise32 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Zephyra FN-3081 Ultra 120mm PWM Case Fan (3-Pack)800$29Compare
Caldera FN-9171 Core 120mm PWM Case Fan680$19Compare
Teralux FN-6571 Ultra 120mm PWM ARGB Case Fan1,273$39Compare
Brontix FN-8991 Ultra 120mm PWM ARGB Case Fan (3-Pack)1,400$49Compare
Zephyra FN-5000 Max 140mm PWM Case Fan695$19Compare
Corvane FN-4550 Prime 120mm PWM Case Fan (3-Pack)791$29Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Teralux FN-6121 Ultra 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/2424401 (accessed 2026-10-24).