Hardware Spec Index

Teralux FN-6681 Pro 140mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN6681-PRO · Released 2025 · Updated 2026-10-22

Key facts

Benchmark index877 (Case Fans scale)
Category rank#5,207
Street price$29
Power4 W
Performance per dollar30.24
Released2025

Specifications

BrandTeralux
ModelTeralux FN-6681 Pro
Size140 × 140 × 25 mm
Speed500–2,700 RPM (PWM)
Airflow129.6 CFM
Static pressure2.56 mmH₂O
Noise26 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Caldera FN-3059 XT 140mm PWM Case Fan201$9Compare
Caldera FN-1420 Pro 120mm PWM Case Fan739$19Compare
Zephyra FN-3615 Prime 140mm PWM ARGB Case Fan (3-Pack)1,034$29Compare
Caldera FN-1217 Core 120mm PWM ARGB Case Fan1,121$39Compare
Brontix FN-1294 Edge 120mm PWM Case Fan640$19Compare
Corvane FN-7657 XT 140mm PWM ARGB Case Fan (3-Pack)1,011$29Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Teralux FN-6681 Pro 140mm PWM ARGB Case Fan”, https://vextor7.com/item/93679029 (accessed 2026-10-22).