Hardware Spec Index

Caldera FN-4659 Ultra 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN4659-ULTRA · Released 2020 · Updated 2026-10-24

Key facts

Benchmark index1,123 (Case Fans scale)
Category rank#1,670
Street price$39
Power3 W
Performance per dollar28.79
Released2020

Specifications

BrandCaldera
ModelCaldera FN-4659 Ultra
Size140 × 140 × 25 mm
Speed400–1,600 RPM (PWM)
Airflow76.8 CFM
Static pressure1.52 mmH₂O
Noise32 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-6556 Pro 120mm PWM Case Fan673$19Compare
Caldera FN-5947 SE 140mm PWM ARGB Case Fan1,076$29Compare
Teralux FN-6078 Ultra 120mm PWM Case Fan520$19Compare
Caldera FN-7424 SE 120mm PWM Case Fan (3-Pack)594$19Compare
Corvane FN-3243 Core 120mm PWM Case Fan726$19Compare
Caldera FN-3764 Pro 140mm PWM ARGB Case Fan1,222$39Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Caldera FN-4659 Ultra 140mm PWM ARGB Case Fan”, https://vextor7.com/item/32636227 (accessed 2026-10-24).