Hardware Spec Index

Caldera FN-1894 Ultra 140mm PWM Case Fan

Case Fans · Caldera · SKU FN1894-ULTRA · Released 2022 · Updated 2026-10-20

Key facts

Benchmark index362 (Case Fans scale)
Category rank#13,873
Street price$9
Power4 W
Performance per dollar40.22
Released2022

Specifications

BrandCaldera
ModelCaldera FN-1894 Ultra
Size140 × 140 × 25 mm
Speed500–2,700 RPM (PWM)
Airflow129.6 CFM
Static pressure2.56 mmH₂O
Noise30 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-8104 Plus 140mm PWM Case Fan548$19Compare
Teralux FN-3914 Core 120mm PWM ARGB Case Fan1,192$39Compare
Teralux FN-8036 Pro 120mm PWM Case Fan783$19Compare
Caldera FN-6540 Core 120mm PWM ARGB Case Fan959$29Compare
Corvane FN-6004 Plus 140mm PWM Case Fan335$9Compare
Zephyra FN-9776 XT 120mm PWM ARGB Case Fan (3-Pack)1,307$49Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Caldera FN-1894 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/51451732 (accessed 2026-10-20).