Hardware Spec Index

Brontix FN-4685 Prime 120mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN4685-PRIME · Released 2025 · Updated 2026-10-19

Key facts

Benchmark index698 (Case Fans scale)
Category rank#21,525
Street price$19
Power4 W
Performance per dollar36.74
Released2025

Specifications

BrandBrontix
ModelBrontix FN-4685 Prime
Size120 × 120 × 25 mm
Speed300–2,800 RPM (PWM)
Airflow95.2 CFM
Static pressure3.08 mmH₂O
Noise23 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Corvane FN-1764 Pro 120mm PWM ARGB Case Fan998$29Compare
Zephyra FN-3864 SE 120mm PWM ARGB Case Fan1,274$49Compare
Caldera FN-2314 Plus 120mm PWM ARGB Case Fan925$29Compare
Corvane FN-8396 Prime 120mm PWM Case Fan455$19Compare
Corvane FN-6969 Core 140mm PWM Case Fan (3-Pack)715$19Compare
Zephyra FN-7923 XT 120mm PWM ARGB Case Fan854$29Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Brontix FN-4685 Prime 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/45914145 (accessed 2026-10-19).