Hardware Spec Index

Caldera FN-1856 Core 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN1856-CORE · Released 2023 · Updated 2026-10-19

Key facts

Benchmark index1,259 (Case Fans scale)
Category rank#34,499
Street price$49
Power4 W
Performance per dollar25.69
Released2023

Specifications

BrandCaldera
ModelCaldera FN-1856 Core
Size140 × 140 × 25 mm
Speed500–2,700 RPM (PWM)
Airflow129.6 CFM
Static pressure2.56 mmH₂O
Noise26 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Zephyra FN-6440 Core 120mm PWM Case Fan669$19Compare
Caldera FN-9009 Ultra 120mm PWM ARGB Case Fan (3-Pack)1,238$39Compare
Caldera FN-4649 XT 120mm PWM Case Fan758$29Compare
Zephyra FN-9507 Ultra 120mm PWM Case Fan (3-Pack)724$19Compare
Zephyra FN-9615 Prime 140mm PWM ARGB Case Fan1,204$49Compare
Teralux FN-1728 Ultra 120mm PWM ARGB Case Fan1,340$49Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Caldera FN-1856 Core 140mm PWM ARGB Case Fan”, https://vextor7.com/item/673125 (accessed 2026-10-19).