Hardware Spec Index

Teralux FN-6721 Ultra 120mm PWM Case Fan

Case Fans · Teralux · SKU FN6721-ULTRA · Released 2021 · Updated 2026-10-19

Key facts

Benchmark index276 (Case Fans scale)
Category rank#21,313
Street price$9
Power3 W
Performance per dollar30.67
Released2021

Specifications

BrandTeralux
ModelTeralux FN-6721 Ultra
Size120 × 120 × 25 mm
Speed200–1,900 RPM (PWM)
Airflow64.6 CFM
Static pressure2.09 mmH₂O
Noise26 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-6711 Max 140mm PWM Case Fan297$9Compare
Caldera FN-8365 Max 140mm PWM ARGB Case Fan (3-Pack)1,041$29Compare
Corvane FN-5408 Pro 120mm PWM Case Fan218$9Compare
Teralux FN-2651 Prime 120mm PWM ARGB Case Fan (3-Pack)846$29Compare
Zephyra FN-2120 Plus 140mm PWM Case Fan462$19Compare
Teralux FN-1785 SE 120mm PWM Case Fan380$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Teralux FN-6721 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/24253742 (accessed 2026-10-19).