Hardware Spec Index

Teralux FN-1645 Prime 120mm PWM Case Fan (3-Pack)

Case Fans · Teralux · SKU FN1645-PRIME · Released 2019 · Updated 2026-10-22

Key facts

Benchmark index402 (Case Fans scale)
Category rank#16,985
Street price$9
Power4 W
Performance per dollar44.67
Released2019

Specifications

BrandTeralux
ModelTeralux FN-1645 Prime
Size120 × 120 × 25 mm
Speed400–2,500 RPM (PWM)
Airflow85.0 CFM
Static pressure2.75 mmH₂O
Noise22 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Zephyra FN-1579 Plus 120mm PWM ARGB Case Fan800$29Compare
Corvane FN-7361 Core 120mm PWM ARGB Case Fan1,004$39Compare
Caldera FN-2054 Pro 140mm PWM ARGB Case Fan927$29Compare
Brontix FN-9654 XT 120mm PWM ARGB Case Fan925$29Compare
Teralux FN-4085 Ultra 140mm PWM Case Fan577$19Compare
Caldera FN-8669 Ti 120mm PWM ARGB Case Fan1,120$39Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Teralux FN-1645 Prime 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/8587402 (accessed 2026-10-22).