Hardware Spec Index

Brontix FN-3661 SE 140mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN3661-SE · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index828 (Case Fans scale)
Category rank#44,338
Street price$29
Power3 W
Performance per dollar28.55
Released2021

Specifications

BrandBrontix
ModelBrontix FN-3661 SE
Size140 × 140 × 25 mm
Speed500–1,500 RPM (PWM)
Airflow72.0 CFM
Static pressure1.43 mmH₂O
Noise25 dBA
BearingRifle bearing
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-8736 Ultra 120mm PWM ARGB Case Fan1,134$39Compare
Teralux FN-3986 Edge 120mm PWM Case Fan (3-Pack)499$19Compare
Corvane FN-1711 SE 140mm PWM Case Fan664$19Compare
Zephyra FN-8086 XT 120mm PWM ARGB Case Fan1,142$39Compare
Brontix FN-9891 XT 140mm PWM ARGB Case Fan1,240$49Compare
Zephyra FN-8833 Prime 120mm PWM Case Fan471$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Brontix FN-3661 SE 140mm PWM ARGB Case Fan”, https://vextor7.com/item/86926 (accessed 2026-10-21).