Hardware Spec Index

Brontix FN-3846 Prime 140mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN3846-PRIME · Released 2026 · Updated 2026-10-25

Key facts

Benchmark index971 (Case Fans scale)
Category rank#7,693
Street price$29
Power4 W
Performance per dollar33.48
Released2026

Specifications

BrandBrontix
ModelBrontix FN-3846 Prime
Size140 × 140 × 25 mm
Speed200–2,700 RPM (PWM)
Airflow129.6 CFM
Static pressure2.56 mmH₂O
Noise27 dBA
BearingFluid dynamic 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
Brontix FN-5355 SE 120mm PWM Case Fan663$19Compare
Zephyra FN-9830 Core 140mm PWM ARGB Case Fan (3-Pack)1,258$49Compare
Corvane FN-6735 Pro 120mm PWM ARGB Case Fan1,028$29Compare
Teralux FN-9299 Ultra 140mm PWM Case Fan757$19Compare
Teralux FN-4941 Core 120mm PWM Case Fan581$19Compare
Zephyra FN-9111 Pro 120mm PWM Case Fan (3-Pack)453$9Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Brontix FN-3846 Prime 140mm PWM ARGB Case Fan”, https://vextor7.com/item/1471643 (accessed 2026-10-25).