Hardware Spec Index

Zephyra FN-4021 SE 120mm PWM ARGB Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN4021-SE · Released 2022 · Updated 2026-10-20

Key facts

Benchmark index1,273 (Case Fans scale)
Category rank#38,236
Street price$49
Power4 W
Performance per dollar25.98
Released2022

Specifications

BrandZephyra
ModelZephyra FN-4021 SE
Size120 × 120 × 25 mm
Speed500–2,800 RPM (PWM)
Airflow95.2 CFM
Static pressure3.08 mmH₂O
Noise25 dBA
BearingMagnetic levitation
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-7377 Ti 120mm PWM Case Fan (3-Pack)743$19Compare
Caldera FN-3273 SE 120mm PWM Case Fan230$9Compare
Caldera FN-8313 Prime 120mm PWM Case Fan (3-Pack)738$19Compare
Teralux FN-8703 Ultra 120mm PWM Case Fan676$19Compare
Corvane FN-8644 Plus 120mm PWM ARGB Case Fan879$29Compare
Teralux FN-2823 Core 120mm PWM ARGB Case Fan914$29Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Zephyra FN-4021 SE 120mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/4287296 (accessed 2026-10-20).