Hardware Spec Index

Caldera FN-1786 Prime 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN1786-PRIME · Released 2022 · Updated 2026-10-20

Key facts

Benchmark index1,190 (Case Fans scale)
Category rank#9,778
Street price$39
Power4 W
Performance per dollar30.51
Released2022

Specifications

BrandCaldera
ModelCaldera FN-1786 Prime
Size140 × 140 × 25 mm
Speed500–2,600 RPM (PWM)
Airflow124.8 CFM
Static pressure2.47 mmH₂O
Noise33 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Corvane FN-5167 Core 120mm PWM Case Fan219$9Compare
Brontix FN-5373 SE 120mm PWM Case Fan (3-Pack)298$9Compare
Zephyra FN-9080 Ultra 120mm PWM Case Fan418$9Compare
Caldera FN-6591 Prime 120mm PWM Case Fan395$19Compare
Zephyra FN-6590 XT 140mm PWM Case Fan611$19Compare
Brontix FN-7700 Prime 120mm PWM ARGB Case Fan1,400$49Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Caldera FN-1786 Prime 140mm PWM ARGB Case Fan”, https://vextor7.com/item/9504687 (accessed 2026-10-20).