Hardware Spec Index

Caldera FN-6477 Ultra 140mm PWM Case Fan

Case Fans · Caldera · SKU FN6477-ULTRA · Released 2022 · Updated 2026-10-25

Key facts

Benchmark index226 (Case Fans scale)
Category rank#12,711
Street price$9
Power3 W
Performance per dollar25.11
Released2022

Specifications

BrandCaldera
ModelCaldera FN-6477 Ultra
Size140 × 140 × 25 mm
Speed200–1,500 RPM (PWM)
Airflow72.0 CFM
Static pressure1.43 mmH₂O
Noise29 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Caldera FN-4279 Pro 120mm PWM Case Fan733$29Compare
Caldera FN-1872 XT 120mm PWM ARGB Case Fan1,229$49Compare
Teralux FN-1833 Ti 140mm PWM ARGB Case Fan878$29Compare
Teralux FN-7619 XT 120mm PWM ARGB Case Fan1,114$39Compare
Corvane FN-1084 Pro 140mm PWM Case Fan221$9Compare
Corvane FN-6649 Prime 140mm PWM ARGB Case Fan (3-Pack)1,140$39Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Caldera FN-6477 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/91051665 (accessed 2026-10-25).