Hardware Spec Index

Caldera FN-4659 Ultra 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN4659-ULTRA · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index1,115 (Case Fans scale)
Category rank#44,887
Street price$39
Power3 W
Performance per dollar28.59
Released2025

Specifications

BrandCaldera
ModelCaldera FN-4659 Ultra
Size140 × 140 × 25 mm
Speed300–2,200 RPM (PWM)
Airflow105.6 CFM
Static pressure2.09 mmH₂O
Noise25 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Teralux FN-5615 XT 120mm PWM Case Fan437$19Compare
Zephyra FN-6665 XT 120mm PWM Case Fan201$9Compare
Brontix FN-8993 Edge 120mm PWM Case Fan693$19Compare
Teralux FN-5838 Max 140mm PWM ARGB Case Fan979$39Compare
Teralux FN-2325 Prime 120mm PWM Case Fan338$9Compare
Zephyra FN-1850 Plus 120mm PWM ARGB Case Fan (3-Pack)1,268$39Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Caldera FN-4659 Ultra 140mm PWM ARGB Case Fan”, https://vextor7.com/item/6000909 (accessed 2026-10-20).