Hardware Spec Index

Caldera FN-4648 XT 140mm PWM Case Fan

Case Fans · Caldera · SKU FN4648-XT · Released 2020 · Updated 2026-10-26

Key facts

Benchmark index645 (Case Fans scale)
Category rank#20,708
Street price$19
Power4 W
Performance per dollar33.95
Released2020

Specifications

BrandCaldera
ModelCaldera FN-4648 XT
Size140 × 140 × 25 mm
Speed300–2,800 RPM (PWM)
Airflow134.4 CFM
Static pressure2.66 mmH₂O
Noise30 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Caldera FN-3626 Ultra 140mm PWM Case Fan696$19Compare
Corvane FN-5876 Pro 120mm PWM ARGB Case Fan1,400$49Compare
Teralux FN-8408 Prime 120mm PWM Case Fan370$19Compare
Corvane FN-3294 Plus 140mm PWM ARGB Case Fan1,147$39Compare
Corvane FN-8076 Ultra 120mm PWM ARGB Case Fan946$29Compare
Brontix FN-4238 Pro 120mm PWM ARGB Case Fan (3-Pack)809$29Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Caldera FN-4648 XT 140mm PWM Case Fan”, https://vextor7.com/item/7050995 (accessed 2026-10-26).