Hardware Spec Index

Teralux FN-2780 Prime 140mm PWM Case Fan

Case Fans · Teralux · SKU FN2780-PRIME · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index391 (Case Fans scale)
Category rank#39,223
Street price$9
Power3 W
Performance per dollar43.44
Released2021

Specifications

BrandTeralux
ModelTeralux FN-2780 Prime
Size140 × 140 × 25 mm
Speed400–1,800 RPM (PWM)
Airflow86.4 CFM
Static pressure1.71 mmH₂O
Noise27 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Teralux FN-6041 Max 140mm PWM ARGB Case Fan (3-Pack)1,310$49Compare
Caldera FN-8765 Plus 120mm PWM Case Fan352$9Compare
Teralux FN-1857 SE 120mm PWM Case Fan307$9Compare
Zephyra FN-4229 Edge 140mm PWM Case Fan683$19Compare
Teralux FN-1580 SE 120mm PWM Case Fan449$19Compare
Brontix FN-8021 Prime 120mm PWM ARGB Case Fan794$29Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Teralux FN-2780 Prime 140mm PWM Case Fan”, https://vextor7.com/item/10242284 (accessed 2026-10-21).