Hardware Spec Index

Teralux FN-3958 Prime 120mm PWM Case Fan

Case Fans · Teralux · SKU FN3958-PRIME · Released 2023 · Updated 2026-10-19

Key facts

Benchmark index711 (Case Fans scale)
Category rank#40,297
Street price$19
Power3 W
Performance per dollar37.42
Released2023

Specifications

BrandTeralux
ModelTeralux FN-3958 Prime
Size120 × 120 × 25 mm
Speed500–2,200 RPM (PWM)
Airflow74.8 CFM
Static pressure2.42 mmH₂O
Noise30 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Caldera FN-6774 Ultra 140mm PWM ARGB Case Fan (3-Pack)1,216$39Compare
Caldera FN-9977 Plus 120mm PWM Case Fan (3-Pack)723$19Compare
Teralux FN-3766 Prime 120mm PWM ARGB Case Fan881$29Compare
Caldera FN-6488 Pro 120mm PWM Case Fan673$19Compare
Caldera FN-3719 SE 140mm PWM Case Fan696$19Compare
Brontix FN-8049 Ti 120mm PWM Case Fan576$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Teralux FN-3958 Prime 120mm PWM Case Fan”, https://vextor7.com/item/9864397 (accessed 2026-10-19).