Hardware Spec Index

Teralux FN-1850 Ultra 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Teralux · SKU FN1850-ULTRA · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index1,400 (Case Fans scale)
Category rank#39,894
Street price$49
Power3 W
Performance per dollar28.57
Released2021

Specifications

BrandTeralux
ModelTeralux FN-1850 Ultra
Size140 × 140 × 25 mm
Speed300–2,100 RPM (PWM)
Airflow100.8 CFM
Static pressure2.00 mmH₂O
Noise35 dBA
BearingFluid dynamic 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-6791 Core 140mm PWM Case Fan (3-Pack)229$9Compare
Brontix FN-6479 Prime 120mm PWM Case Fan (3-Pack)498$19Compare
Teralux FN-2780 SE 140mm PWM Case Fan (3-Pack)282$9Compare
Teralux FN-1527 Core 120mm PWM Case Fan262$9Compare
Brontix FN-6102 SE 120mm PWM ARGB Case Fan (3-Pack)932$29Compare
Brontix FN-8342 Max 120mm PWM Case Fan284$9Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Teralux FN-1850 Ultra 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/5590937 (accessed 2026-10-21).