Hardware Spec Index

Caldera FN-5657 Pro 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN5657-PRO · Released 2026 · Updated 2026-10-22

Key facts

Benchmark index1,277 (Case Fans scale)
Category rank#11,021
Street price$39
Power2 W
Performance per dollar32.74
Released2026

Specifications

BrandCaldera
ModelCaldera FN-5657 Pro
Size140 × 140 × 25 mm
Speed400–1,400 RPM (PWM)
Airflow67.2 CFM
Static pressure1.33 mmH₂O
Noise27 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Caldera FN-3090 Plus 120mm PWM ARGB Case Fan1,123$39Compare
Zephyra FN-2564 XT 140mm PWM Case Fan398$19Compare
Caldera FN-7886 Prime 120mm PWM ARGB Case Fan (3-Pack)1,077$39Compare
Zephyra FN-5063 Max 140mm PWM Case Fan444$19Compare
Zephyra FN-4041 Max 140mm PWM Case Fan (3-Pack)703$19Compare
Zephyra FN-5553 Pro 140mm PWM Case Fan (3-Pack)273$9Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Caldera FN-5657 Pro 140mm PWM ARGB Case Fan”, https://vextor7.com/item/9107837 (accessed 2026-10-22).