Hardware Spec Index

Caldera FN-6543 XT 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN6543-XT · Released 2023 · Updated 2026-10-20

Key facts

Benchmark index1,239 (Case Fans scale)
Category rank#17,425
Street price$39
Power3 W
Performance per dollar31.77
Released2023

Specifications

BrandCaldera
ModelCaldera FN-6543 XT
Size140 × 140 × 25 mm
Speed400–1,600 RPM (PWM)
Airflow76.8 CFM
Static pressure1.52 mmH₂O
Noise35 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Caldera FN-1656 Ultra 120mm PWM ARGB Case Fan (3-Pack)1,166$39Compare
Corvane FN-6263 Edge 140mm PWM ARGB Case Fan1,322$49Compare
Caldera FN-1298 Plus 120mm PWM ARGB Case Fan (3-Pack)850$29Compare
Teralux FN-6353 XT 120mm PWM Case Fan758$29Compare
Caldera FN-9400 Prime 120mm PWM Case Fan677$19Compare
Brontix FN-4459 SE 120mm PWM Case Fan (3-Pack)223$9Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Caldera FN-6543 XT 140mm PWM ARGB Case Fan”, https://vextor7.com/item/8615166 (accessed 2026-10-20).