Hardware Spec Index

Zephyra FN-3942 Prime 120mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN3942-PRIME · Released 2020 · Updated 2026-10-26

Key facts

Benchmark index885 (Case Fans scale)
Category rank#25,800
Street price$29
Power3 W
Performance per dollar30.52
Released2020

Specifications

BrandZephyra
ModelZephyra FN-3942 Prime
Size120 × 120 × 25 mm
Speed400–1,700 RPM (PWM)
Airflow57.8 CFM
Static pressure1.87 mmH₂O
Noise27 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Corvane FN-8672 Ti 140mm PWM ARGB Case Fan1,074$29Compare
Corvane FN-4286 Edge 120mm PWM ARGB Case Fan1,347$49Compare
Brontix FN-8625 Ti 120mm PWM ARGB Case Fan1,124$39Compare
Brontix FN-2259 Ultra 120mm PWM ARGB Case Fan (3-Pack)842$29Compare
Teralux FN-5584 Core 120mm PWM Case Fan294$9Compare
Zephyra FN-8220 Ultra 120mm PWM ARGB Case Fan1,143$39Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Zephyra FN-3942 Prime 120mm PWM ARGB Case Fan”, https://vextor7.com/item/83956040 (accessed 2026-10-26).