Hardware Spec Index

Teralux FN-2781 XT 140mm PWM Case Fan

Case Fans · Teralux · SKU FN2781-XT · Released 2022 · Updated 2026-10-20

Key facts

Benchmark index554 (Case Fans scale)
Category rank#49,848
Street price$19
Power4 W
Performance per dollar29.16
Released2022

Specifications

BrandTeralux
ModelTeralux FN-2781 XT
Size140 × 140 × 25 mm
Speed500–2,800 RPM (PWM)
Airflow134.4 CFM
Static pressure2.66 mmH₂O
Noise23 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Zephyra FN-5218 Edge 120mm PWM ARGB Case Fan789$29Compare
Brontix FN-5125 Edge 120mm PWM ARGB Case Fan1,074$29Compare
Caldera FN-7705 Plus 140mm PWM Case Fan453$19Compare
Corvane FN-2039 Ultra 120mm PWM ARGB Case Fan (3-Pack)1,278$49Compare
Caldera FN-4263 Edge 120mm PWM Case Fan671$19Compare
Brontix FN-9662 Plus 120mm PWM ARGB Case Fan942$29Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Teralux FN-2781 XT 140mm PWM Case Fan”, https://vextor7.com/item/2025005 (accessed 2026-10-20).