Hardware Spec Index

Teralux FN-1778 Prime 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Teralux · SKU FN1778-PRIME · Released 2021 · Updated 2026-10-25

Key facts

Benchmark index870 (Case Fans scale)
Category rank#36,182
Street price$29
Power3 W
Performance per dollar30.00
Released2021

Specifications

BrandTeralux
ModelTeralux FN-1778 Prime
Size140 × 140 × 25 mm
Speed300–2,100 RPM (PWM)
Airflow100.8 CFM
Static pressure2.00 mmH₂O
Noise23 dBA
BearingRifle 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
Zephyra FN-5282 Max 120mm PWM Case Fan418$9Compare
Brontix FN-9772 Plus 120mm PWM Case Fan749$19Compare
Brontix FN-3769 Ti 120mm PWM ARGB Case Fan911$29Compare
Corvane FN-7117 XT 120mm PWM Case Fan322$9Compare
Caldera FN-7637 Plus 120mm PWM Case Fan375$9Compare
Zephyra FN-1929 XT 140mm PWM Case Fan (3-Pack)441$9Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Teralux FN-1778 Prime 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/62947645 (accessed 2026-10-25).