Hardware Spec Index

Caldera FN-5843 Ultra 140mm PWM Case Fan

Case Fans · Caldera · SKU FN5843-ULTRA · Released 2019 · Updated 2026-10-21

Key facts

Benchmark index692 (Case Fans scale)
Category rank#25,195
Street price$19
Power4 W
Performance per dollar36.42
Released2019

Specifications

BrandCaldera
ModelCaldera FN-5843 Ultra
Size140 × 140 × 25 mm
Speed200–2,500 RPM (PWM)
Airflow120.0 CFM
Static pressure2.38 mmH₂O
Noise25 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Brontix FN-7868 Prime 120mm PWM ARGB Case Fan1,366$49Compare
Corvane FN-9826 Max 120mm PWM ARGB Case Fan1,316$49Compare
Caldera FN-1400 Pro 120mm PWM ARGB Case Fan766$29Compare
Caldera FN-2623 Max 120mm PWM Case Fan717$19Compare
Corvane FN-5833 Ultra 140mm PWM ARGB Case Fan1,357$49Compare
Zephyra FN-6338 Edge 120mm PWM Case Fan784$29Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Caldera FN-5843 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/20156750 (accessed 2026-10-21).