Hardware Spec Index

Zephyra FN-4046 Ultra 120mm PWM Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN4046-ULTRA · Released 2025 · Updated 2026-10-25

Key facts

Benchmark index783 (Case Fans scale)
Category rank#33,575
Street price$19
Power3 W
Performance per dollar41.21
Released2025

Specifications

BrandZephyra
ModelZephyra FN-4046 Ultra
Size120 × 120 × 25 mm
Speed300–1,700 RPM (PWM)
Airflow57.8 CFM
Static pressure1.87 mmH₂O
Noise27 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Brontix FN-6605 Ultra 120mm PWM ARGB Case Fan895$29Compare
Caldera FN-6534 Core 120mm PWM Case Fan279$9Compare
Zephyra FN-2642 XT 120mm PWM Case Fan (3-Pack)704$19Compare
Brontix FN-9993 SE 120mm PWM ARGB Case Fan (3-Pack)1,400$49Compare
Corvane FN-5383 Edge 120mm PWM ARGB Case Fan1,271$49Compare
Zephyra FN-9781 Core 120mm PWM Case Fan (3-Pack)820$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Zephyra FN-4046 Ultra 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/17359003 (accessed 2026-10-25).