Hardware Spec Index

Brontix FN-3985 Max 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN3985-MAX · Released 2024 · Updated 2026-10-26

Key facts

Benchmark index621 (Case Fans scale)
Category rank#34,466
Street price$19
Power3 W
Performance per dollar32.68
Released2024

Specifications

BrandBrontix
ModelBrontix FN-3985 Max
Size140 × 140 × 25 mm
Speed400–1,600 RPM (PWM)
Airflow76.8 CFM
Static pressure1.52 mmH₂O
Noise33 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Teralux FN-7312 Plus 140mm PWM ARGB Case Fan812$29Compare
Caldera FN-8840 SE 120mm PWM ARGB Case Fan (3-Pack)903$29Compare
Caldera FN-9150 Ultra 120mm PWM ARGB Case Fan (3-Pack)1,292$39Compare
Corvane FN-3404 Edge 120mm PWM Case Fan449$19Compare
Caldera FN-4216 Prime 120mm PWM Case Fan (3-Pack)766$19Compare
Zephyra FN-6642 Core 120mm PWM Case Fan727$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Brontix FN-3985 Max 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/93356172 (accessed 2026-10-26).