Hardware Spec Index

Teralux FN-3685 XT 140mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN3685-XT · Released 2025 · Updated 2026-10-23

Key facts

Benchmark index1,356 (Case Fans scale)
Category rank#21,307
Street price$49
Power3 W
Performance per dollar27.67
Released2025

Specifications

BrandTeralux
ModelTeralux FN-3685 XT
Size140 × 140 × 25 mm
Speed500–1,600 RPM (PWM)
Airflow76.8 CFM
Static pressure1.52 mmH₂O
Noise31 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Teralux FN-8475 Pro 140mm PWM Case Fan552$19Compare
Corvane FN-9017 SE 140mm PWM ARGB Case Fan1,074$39Compare
Teralux FN-4900 Ti 140mm PWM Case Fan657$19Compare
Teralux FN-4679 Plus 120mm PWM ARGB Case Fan (3-Pack)1,400$49Compare
Zephyra FN-1958 Max 140mm PWM ARGB Case Fan959$29Compare
Teralux FN-9335 Pro 120mm PWM Case Fan400$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Teralux FN-3685 XT 140mm PWM ARGB Case Fan”, https://vextor7.com/item/586506 (accessed 2026-10-23).