Hardware Spec Index

Teralux FN-3667 Ultra 120mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN3667-ULTRA · Released 2021 · Updated 2026-10-22

Key facts

Benchmark index946 (Case Fans scale)
Category rank#44,849
Street price$29
Power3 W
Performance per dollar32.62
Released2021

Specifications

BrandTeralux
ModelTeralux FN-3667 Ultra
Size120 × 120 × 25 mm
Speed500–2,300 RPM (PWM)
Airflow78.2 CFM
Static pressure2.53 mmH₂O
Noise32 dBA
BearingRifle 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
Caldera FN-8310 Plus 120mm PWM ARGB Case Fan (3-Pack)847$29Compare
Zephyra FN-1540 Ultra 120mm PWM ARGB Case Fan1,400$49Compare
Brontix FN-4532 XT 120mm PWM Case Fan517$19Compare
Zephyra FN-3386 XT 120mm PWM Case Fan (3-Pack)770$29Compare
Zephyra FN-7071 Ti 140mm PWM ARGB Case Fan1,375$49Compare
Caldera FN-4399 Edge 140mm PWM Case Fan (3-Pack)664$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Teralux FN-3667 Ultra 120mm PWM ARGB Case Fan”, https://vextor7.com/item/13628962 (accessed 2026-10-22).