Hardware Spec Index

Brontix FN-5657 Plus 140mm PWM Case Fan

Case Fans · Brontix · SKU FN5657-PLUS · Released 2026 · Updated 2026-10-18

Key facts

Benchmark index489 (Case Fans scale)
Category rank#764
Street price$19
Power3 W
Performance per dollar25.74
Released2026

Specifications

BrandBrontix
ModelBrontix FN-5657 Plus
Size140 × 140 × 25 mm
Speed300–2,300 RPM (PWM)
Airflow110.4 CFM
Static pressure2.19 mmH₂O
Noise28 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-2812 Ultra 120mm PWM ARGB Case Fan1,299$39Compare
Caldera FN-3593 Prime 140mm PWM Case Fan680$19Compare
Teralux FN-7232 Core 120mm PWM ARGB Case Fan (3-Pack)1,004$29Compare
Zephyra FN-5626 Pro 140mm PWM Case Fan (3-Pack)625$19Compare
Corvane FN-4475 Max 120mm PWM Case Fan794$19Compare
Caldera FN-5618 Prime 120mm PWM Case Fan459$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Brontix FN-5657 Plus 140mm PWM Case Fan”, https://vextor7.com/item/727176 (accessed 2026-10-18).