Hardware Spec Index

Teralux FN-5784 Prime 140mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN5784-PRIME · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index1,066 (Case Fans scale)
Category rank#18,173
Street price$39
Power3 W
Performance per dollar27.33
Released2021

Specifications

BrandTeralux
ModelTeralux FN-5784 Prime
Size140 × 140 × 25 mm
Speed300–1,800 RPM (PWM)
Airflow86.4 CFM
Static pressure1.71 mmH₂O
Noise36 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
Corvane FN-3893 Ti 140mm PWM ARGB Case Fan (3-Pack)1,168$39Compare
Teralux FN-2554 Plus 120mm PWM ARGB Case Fan (3-Pack)1,171$49Compare
Caldera FN-5223 Ultra 140mm PWM Case Fan (3-Pack)372$9Compare
Zephyra FN-6813 Prime 120mm PWM ARGB Case Fan908$29Compare
Zephyra FN-9211 Ultra 120mm PWM Case Fan340$9Compare
Brontix FN-3819 Plus 140mm PWM ARGB Case Fan (3-Pack)1,015$39Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Teralux FN-5784 Prime 140mm PWM ARGB Case Fan”, https://vextor7.com/item/4374742 (accessed 2026-10-21).