Hardware Spec Index

Brontix FN-1140 Prime 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN1140-PRIME · Released 2025 · Updated 2026-10-21

Key facts

Benchmark index545 (Case Fans scale)
Category rank#42,958
Street price$19
Power3 W
Performance per dollar28.68
Released2025

Specifications

BrandBrontix
ModelBrontix FN-1140 Prime
Size140 × 140 × 25 mm
Speed400–1,900 RPM (PWM)
Airflow91.2 CFM
Static pressure1.80 mmH₂O
Noise27 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Brontix FN-4507 Core 140mm PWM Case Fan216$9Compare
Zephyra FN-7973 Prime 120mm PWM Case Fan802$29Compare
Brontix FN-8131 Pro 120mm PWM Case Fan409$19Compare
Brontix FN-1829 Max 140mm PWM ARGB Case Fan1,331$49Compare
Brontix FN-6934 Ultra 120mm PWM Case Fan368$9Compare
Corvane FN-3433 Plus 120mm PWM ARGB Case Fan (3-Pack)818$29Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Brontix FN-1140 Prime 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/11244360 (accessed 2026-10-21).