Hardware Spec Index

Teralux FN-7858 XT 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Teralux · SKU FN7858-XT · Released 2026 · Updated 2026-10-19

Key facts

Benchmark index1,083 (Case Fans scale)
Category rank#29,130
Street price$39
Power4 W
Performance per dollar27.77
Released2026

Specifications

BrandTeralux
ModelTeralux FN-7858 XT
Size140 × 140 × 25 mm
Speed300–2,500 RPM (PWM)
Airflow120.0 CFM
Static pressure2.38 mmH₂O
Noise36 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Caldera FN-2119 Prime 120mm PWM ARGB Case Fan1,227$39Compare
Caldera FN-2340 XT 140mm PWM Case Fan692$19Compare
Corvane FN-3511 Ti 140mm PWM ARGB Case Fan1,032$39Compare
Corvane FN-1554 Prime 120mm PWM Case Fan (3-Pack)551$19Compare
Teralux FN-3562 Ultra 120mm PWM Case Fan (3-Pack)686$19Compare
Teralux FN-8901 Ultra 120mm PWM ARGB Case Fan1,026$39Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Teralux FN-7858 XT 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/20162697 (accessed 2026-10-19).