Hardware Spec Index

Caldera FN-5746 Ultra 140mm PWM Case Fan

Case Fans · Caldera · SKU FN5746-ULTRA · Released 2022 · Updated 2026-10-26

Key facts

Benchmark index825 (Case Fans scale)
Category rank#48,541
Street price$19
Power3 W
Performance per dollar43.42
Released2022

Specifications

BrandCaldera
ModelCaldera FN-5746 Ultra
Size140 × 140 × 25 mm
Speed200–2,100 RPM (PWM)
Airflow100.8 CFM
Static pressure2.00 mmH₂O
Noise33 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Brontix FN-3828 SE 120mm PWM ARGB Case Fan (3-Pack)1,246$39Compare
Caldera FN-8125 Ti 120mm PWM Case Fan511$19Compare
Zephyra FN-8380 Plus 120mm PWM ARGB Case Fan (3-Pack)1,076$39Compare
Teralux FN-9548 Core 120mm PWM Case Fan380$9Compare
Brontix FN-9564 Ultra 120mm PWM Case Fan (3-Pack)763$19Compare
Zephyra FN-1651 XT 140mm PWM Case Fan738$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Caldera FN-5746 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/16140488 (accessed 2026-10-26).