Hardware Spec Index

Teralux FN-4989 Prime 140mm PWM Case Fan

Case Fans · Teralux · SKU FN4989-PRIME · Released 2025 · Updated 2026-10-21

Key facts

Benchmark index563 (Case Fans scale)
Category rank#9,998
Street price$19
Power3 W
Performance per dollar29.63
Released2025

Specifications

BrandTeralux
ModelTeralux FN-4989 Prime
Size140 × 140 × 25 mm
Speed200–1,600 RPM (PWM)
Airflow76.8 CFM
Static pressure1.52 mmH₂O
Noise29 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Teralux FN-4186 XT 120mm PWM Case Fan260$9Compare
Caldera FN-4389 Core 140mm PWM Case Fan519$19Compare
Caldera FN-1225 Pro 140mm PWM ARGB Case Fan1,334$49Compare
Zephyra FN-3969 Pro 120mm PWM Case Fan366$9Compare
Brontix FN-7638 XT 140mm PWM Case Fan (3-Pack)673$19Compare
Corvane FN-9701 Plus 140mm PWM ARGB Case Fan945$29Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Teralux FN-4989 Prime 140mm PWM Case Fan”, https://vextor7.com/item/96521970 (accessed 2026-10-21).