Hardware Spec Index

Brontix FN-7946 Prime 140mm PWM Case Fan

Case Fans · Brontix · SKU FN7946-PRIME · Released 2022 · Updated 2026-10-20

Key facts

Benchmark index290 (Case Fans scale)
Category rank#19,509
Street price$9
Power2 W
Performance per dollar32.22
Released2022

Specifications

BrandBrontix
ModelBrontix FN-7946 Prime
Size140 × 140 × 25 mm
Speed200–1,400 RPM (PWM)
Airflow67.2 CFM
Static pressure1.33 mmH₂O
Noise26 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Brontix FN-1503 Pro 120mm PWM ARGB Case Fan1,251$49Compare
Zephyra FN-3667 Edge 140mm PWM ARGB Case Fan1,261$49Compare
Caldera FN-3387 XT 140mm PWM Case Fan540$19Compare
Brontix FN-9001 Ti 140mm PWM Case Fan301$9Compare
Zephyra FN-6852 Ultra 140mm PWM ARGB Case Fan1,103$39Compare
Corvane FN-3569 Prime 120mm PWM Case Fan (3-Pack)628$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Brontix FN-7946 Prime 140mm PWM Case Fan”, https://vextor7.com/item/21310316 (accessed 2026-10-20).