Hardware Spec Index

Teralux FN-1977 XT 140mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN1977-XT · Released 2024 · Updated 2026-10-20

Key facts

Benchmark index986 (Case Fans scale)
Category rank#16,564
Street price$29
Power3 W
Performance per dollar34.00
Released2024

Specifications

BrandTeralux
ModelTeralux FN-1977 XT
Size140 × 140 × 25 mm
Speed200–2,200 RPM (PWM)
Airflow105.6 CFM
Static pressure2.09 mmH₂O
Noise28 dBA
BearingRifle 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
Brontix FN-3923 Ti 120mm PWM ARGB Case Fan1,054$29Compare
Caldera FN-7081 Plus 140mm PWM ARGB Case Fan957$29Compare
Zephyra FN-1589 SE 120mm PWM Case Fan352$9Compare
Teralux FN-1206 Edge 140mm PWM Case Fan (3-Pack)631$19Compare
Zephyra FN-4678 Max 120mm PWM ARGB Case Fan (3-Pack)1,349$49Compare
Corvane FN-5861 XT 120mm PWM Case Fan (3-Pack)613$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Teralux FN-1977 XT 140mm PWM ARGB Case Fan”, https://vextor7.com/item/1989705 (accessed 2026-10-20).