Hardware Spec Index

Brontix FN-4740 Prime 120mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN4740-PRIME · Released 2025 · Updated 2026-10-22

Key facts

Benchmark index259 (Case Fans scale)
Category rank#41,116
Street price$9
Power3 W
Performance per dollar28.78
Released2025

Specifications

BrandBrontix
ModelBrontix FN-4740 Prime
Size120 × 120 × 25 mm
Speed500–2,300 RPM (PWM)
Airflow78.2 CFM
Static pressure2.53 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
Teralux FN-7705 Core 140mm PWM Case Fan602$19Compare
Zephyra FN-5251 XT 140mm PWM ARGB Case Fan900$29Compare
Teralux FN-3034 Core 120mm PWM Case Fan (3-Pack)395$19Compare
Corvane FN-2349 Core 120mm PWM Case Fan662$19Compare
Teralux FN-9527 Ultra 120mm PWM ARGB Case Fan850$29Compare
Corvane FN-4696 XT 120mm PWM ARGB Case Fan (3-Pack)1,209$49Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Brontix FN-4740 Prime 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/63258570 (accessed 2026-10-22).