Hardware Spec Index

Teralux FN-3785 Ultra 140mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN3785-ULTRA · Released 2023 · Updated 2026-10-26

Key facts

Benchmark index1,328 (Case Fans scale)
Category rank#1,720
Street price$49
Power4 W
Performance per dollar27.10
Released2023

Specifications

BrandTeralux
ModelTeralux FN-3785 Ultra
Size140 × 140 × 25 mm
Speed400–3,000 RPM (PWM)
Airflow144.0 CFM
Static pressure2.85 mmH₂O
Noise25 dBA
BearingMagnetic levitation
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-7314 Max 120mm PWM ARGB Case Fan864$29Compare
Zephyra FN-6532 Plus 140mm PWM Case Fan (3-Pack)628$19Compare
Brontix FN-3066 Prime 140mm PWM Case Fan371$9Compare
Brontix FN-8609 Edge 120mm PWM ARGB Case Fan (3-Pack)974$29Compare
Teralux FN-9649 SE 120mm PWM ARGB Case Fan904$29Compare
Corvane FN-3475 SE 120mm PWM ARGB Case Fan (3-Pack)818$29Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Teralux FN-3785 Ultra 140mm PWM ARGB Case Fan”, https://vextor7.com/item/5675183 (accessed 2026-10-26).