Hardware Spec Index

Brontix FN-4903 SE 140mm PWM Case Fan

Case Fans · Brontix · SKU FN4903-SE · Released 2026 · Updated 2026-10-24

Key facts

Benchmark index783 (Case Fans scale)
Category rank#28,009
Street price$19
Power3 W
Performance per dollar41.21
Released2026

Specifications

BrandBrontix
ModelBrontix FN-4903 SE
Size140 × 140 × 25 mm
Speed300–1,600 RPM (PWM)
Airflow76.8 CFM
Static pressure1.52 mmH₂O
Noise35 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Corvane FN-3779 Ultra 120mm PWM Case Fan (3-Pack)477$19Compare
Corvane FN-5584 Prime 120mm PWM ARGB Case Fan1,111$39Compare
Brontix FN-1382 Max 120mm PWM ARGB Case Fan (3-Pack)1,215$39Compare
Corvane FN-7838 Pro 120mm PWM ARGB Case Fan1,189$39Compare
Corvane FN-9621 Ti 140mm PWM ARGB Case Fan1,260$49Compare
Corvane FN-7313 XT 140mm PWM ARGB Case Fan1,047$39Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Brontix FN-4903 SE 140mm PWM Case Fan”, https://vextor7.com/item/2736028 (accessed 2026-10-24).