Hardware Spec Index

Caldera FN-2406 Ultra 140mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN2406-ULTRA · Released 2026 · Updated 2026-10-24

Key facts

Benchmark index474 (Case Fans scale)
Category rank#19,830
Street price$19
Power4 W
Performance per dollar24.95
Released2026

Specifications

BrandCaldera
ModelCaldera FN-2406 Ultra
Size140 × 140 × 25 mm
Speed300–2,600 RPM (PWM)
Airflow124.8 CFM
Static pressure2.47 mmH₂O
Noise26 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Brontix FN-9922 SE 140mm PWM ARGB Case Fan1,305$49Compare
Brontix FN-4367 Max 140mm PWM ARGB Case Fan822$29Compare
Caldera FN-4199 XT 140mm PWM Case Fan (3-Pack)428$9Compare
Teralux FN-6017 Ultra 120mm PWM Case Fan717$19Compare
Zephyra FN-7166 Ultra 120mm PWM Case Fan273$9Compare
Brontix FN-4293 Core 120mm PWM ARGB Case Fan865$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Caldera FN-2406 Ultra 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/9214970 (accessed 2026-10-24).