Hardware Spec Index

Caldera FN-1856 Core 140mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN1856-CORE · Released 2026 · Updated 2026-10-22

Key facts

Benchmark index660 (Case Fans scale)
Category rank#12,332
Street price$19
Power3 W
Performance per dollar34.74
Released2026

Specifications

BrandCaldera
ModelCaldera FN-1856 Core
Size140 × 140 × 25 mm
Speed200–2,200 RPM (PWM)
Airflow105.6 CFM
Static pressure2.09 mmH₂O
Noise35 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Teralux FN-7774 SE 140mm PWM Case Fan641$19Compare
Teralux FN-7710 Ti 120mm PWM ARGB Case Fan1,189$39Compare
Teralux FN-7244 Ti 120mm PWM ARGB Case Fan843$29Compare
Zephyra FN-2831 Prime 120mm PWM Case Fan (3-Pack)554$19Compare
Zephyra FN-9493 XT 140mm PWM ARGB Case Fan940$29Compare
Teralux FN-6059 Prime 120mm PWM ARGB Case Fan (3-Pack)1,035$29Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Caldera FN-1856 Core 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/79485082 (accessed 2026-10-22).