Hardware Spec Index

Zephyra FN-5421 Prime 120mm PWM ARGB Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN5421-PRIME · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index1,155 (Case Fans scale)
Category rank#45,326
Street price$39
Power3 W
Performance per dollar29.62
Released2025

Specifications

BrandZephyra
ModelZephyra FN-5421 Prime
Size120 × 120 × 25 mm
Speed500–2,200 RPM (PWM)
Airflow74.8 CFM
Static pressure2.42 mmH₂O
Noise31 dBA
BearingFluid dynamic 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
Corvane FN-9819 Max 140mm PWM Case Fan355$9Compare
Caldera FN-5874 Prime 120mm PWM ARGB Case Fan (3-Pack)1,005$29Compare
Caldera FN-5749 Edge 120mm PWM Case Fan665$19Compare
Brontix FN-4795 Ultra 120mm PWM Case Fan480$19Compare
Caldera FN-2651 Plus 140mm PWM Case Fan513$19Compare
Brontix FN-1493 SE 120mm PWM Case Fan (3-Pack)547$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Zephyra FN-5421 Prime 120mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/5879964 (accessed 2026-10-20).