Hardware Spec Index

Teralux FN-1821 Prime 140mm PWM Case Fan

Case Fans · Teralux · SKU FN1821-PRIME · Released 2021 · Updated 2026-10-19

Key facts

Benchmark index755 (Case Fans scale)
Category rank#46,083
Street price$19
Power3 W
Performance per dollar39.74
Released2021

Specifications

BrandTeralux
ModelTeralux FN-1821 Prime
Size140 × 140 × 25 mm
Speed300–2,100 RPM (PWM)
Airflow100.8 CFM
Static pressure2.00 mmH₂O
Noise32 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Teralux FN-6825 Core 120mm PWM ARGB Case Fan1,220$49Compare
Caldera FN-1825 Edge 120mm PWM ARGB Case Fan1,165$49Compare
Zephyra FN-1564 Core 120mm PWM ARGB Case Fan1,116$39Compare
Corvane FN-4047 Max 140mm PWM Case Fan366$19Compare
Zephyra FN-2039 SE 120mm PWM Case Fan732$19Compare
Corvane FN-4912 Plus 140mm PWM ARGB Case Fan981$39Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Teralux FN-1821 Prime 140mm PWM Case Fan”, https://vextor7.com/item/9268605 (accessed 2026-10-19).