Hardware Spec Index

Caldera FN-1646 XT 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN1646-XT · Released 2026 · Updated 2026-10-19

Key facts

Benchmark index932 (Case Fans scale)
Category rank#36,720
Street price$29
Power3 W
Performance per dollar32.14
Released2026

Specifications

BrandCaldera
ModelCaldera FN-1646 XT
Size140 × 140 × 25 mm
Speed200–2,400 RPM (PWM)
Airflow115.2 CFM
Static pressure2.28 mmH₂O
Noise34 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Zephyra FN-8262 Prime 120mm PWM ARGB Case Fan1,400$49Compare
Brontix FN-4104 Ultra 140mm PWM ARGB Case Fan1,073$39Compare
Corvane FN-8776 Core 120mm PWM Case Fan431$19Compare
Teralux FN-7612 Pro 140mm PWM ARGB Case Fan1,076$39Compare
Corvane FN-8202 Core 120mm PWM Case Fan736$19Compare
Zephyra FN-7254 SE 120mm PWM ARGB Case Fan1,400$49Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Caldera FN-1646 XT 140mm PWM ARGB Case Fan”, https://vextor7.com/item/17020102 (accessed 2026-10-19).