Hardware Spec Index

Brontix FN-5643 XT 120mm PWM ARGB Case Fan (3-Pack)

Case Fans · Brontix · SKU FN5643-XT · Released 2025 · Updated 2026-10-22

Key facts

Benchmark index1,210 (Case Fans scale)
Category rank#28,889
Street price$49
Power4 W
Performance per dollar24.69
Released2025

Specifications

BrandBrontix
ModelBrontix FN-5643 XT
Size120 × 120 × 25 mm
Speed400–2,800 RPM (PWM)
Airflow95.2 CFM
Static pressure3.08 mmH₂O
Noise27 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
Zephyra FN-1543 Ultra 120mm PWM ARGB Case Fan926$29Compare
Brontix FN-9507 SE 120mm PWM ARGB Case Fan1,062$39Compare
Zephyra FN-7031 Ultra 140mm PWM ARGB Case Fan937$29Compare
Brontix FN-8174 Ultra 120mm PWM ARGB Case Fan986$29Compare
Zephyra FN-9781 Prime 140mm PWM Case Fan707$19Compare
Corvane FN-4546 Ti 140mm PWM Case Fan (3-Pack)475$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Brontix FN-5643 XT 120mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/4120438 (accessed 2026-10-22).