Hardware Spec Index

Zephyra FN-3729 Prime 120mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN3729-PRIME · Released 2019 · Updated 2026-10-24

Key facts

Benchmark index1,048 (Case Fans scale)
Category rank#42,857
Street price$39
Power3 W
Performance per dollar26.87
Released2019

Specifications

BrandZephyra
ModelZephyra FN-3729 Prime
Size120 × 120 × 25 mm
Speed300–2,300 RPM (PWM)
Airflow78.2 CFM
Static pressure2.53 mmH₂O
Noise31 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
Zephyra FN-9378 Ultra 120mm PWM ARGB Case Fan (3-Pack)951$29Compare
Brontix FN-4587 Ultra 120mm PWM Case Fan (3-Pack)332$9Compare
Zephyra FN-2720 Prime 140mm PWM Case Fan367$9Compare
Zephyra FN-5082 Pro 120mm PWM Case Fan (3-Pack)668$19Compare
Teralux FN-7636 Edge 140mm PWM Case Fan512$19Compare
Caldera FN-8900 Core 120mm PWM ARGB Case Fan1,081$39Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Zephyra FN-3729 Prime 120mm PWM ARGB Case Fan”, https://vextor7.com/item/24520296 (accessed 2026-10-24).