Hardware Spec Index

Caldera FN-6642 Ultra 120mm PWM Case Fan

Case Fans · Caldera · SKU FN6642-ULTRA · Released 2023 · Updated 2026-10-21

Key facts

Benchmark index315 (Case Fans scale)
Category rank#33,335
Street price$9
Power3 W
Performance per dollar35.00
Released2023

Specifications

BrandCaldera
ModelCaldera FN-6642 Ultra
Size120 × 120 × 25 mm
Speed400–1,800 RPM (PWM)
Airflow61.2 CFM
Static pressure1.98 mmH₂O
Noise22 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Brontix FN-3540 SE 120mm PWM Case Fan (3-Pack)388$9Compare
Zephyra FN-6348 Edge 140mm PWM ARGB Case Fan1,102$39Compare
Caldera FN-9563 Prime 120mm PWM Case Fan399$19Compare
Caldera FN-6336 Prime 120mm PWM ARGB Case Fan1,175$39Compare
Brontix FN-4139 Pro 120mm PWM ARGB Case Fan1,160$39Compare
Caldera FN-5829 Ultra 120mm PWM Case Fan (3-Pack)238$9Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Caldera FN-6642 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/5469890 (accessed 2026-10-21).