Hardware Spec Index

Brontix FN-4776 Pro 140mm PWM Case Fan

Case Fans · Brontix · SKU FN4776-PRO · Released 2019 · Updated 2026-10-24

Key facts

Benchmark index781 (Case Fans scale)
Category rank#19,838
Street price$29
Power2 W
Performance per dollar26.93
Released2019

Specifications

BrandBrontix
ModelBrontix FN-4776 Pro
Size140 × 140 × 25 mm
Speed500–1,400 RPM (PWM)
Airflow67.2 CFM
Static pressure1.33 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
Teralux FN-6037 Max 120mm PWM ARGB Case Fan1,400$49Compare
Brontix FN-6899 Ultra 120mm PWM ARGB Case Fan1,053$29Compare
Caldera FN-4681 Ultra 120mm PWM ARGB Case Fan937$29Compare
Caldera FN-8707 Edge 120mm PWM Case Fan344$9Compare
Zephyra FN-8242 Ti 140mm PWM Case Fan452$19Compare
Brontix FN-6577 XT 140mm PWM ARGB Case Fan1,249$49Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Brontix FN-4776 Pro 140mm PWM Case Fan”, https://vextor7.com/item/37527050 (accessed 2026-10-24).