Hardware Spec Index

Zephyra FN-4573 Ultra 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN4573-ULTRA · Released 2021 · Updated 2026-10-25

Key facts

Benchmark index532 (Case Fans scale)
Category rank#12,281
Street price$19
Power3 W
Performance per dollar28.00
Released2021

Specifications

BrandZephyra
ModelZephyra FN-4573 Ultra
Size140 × 140 × 25 mm
Speed300–1,900 RPM (PWM)
Airflow91.2 CFM
Static pressure1.80 mmH₂O
Noise24 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Caldera FN-8771 Prime 120mm PWM ARGB Case Fan1,389$49Compare
Corvane FN-3487 Edge 140mm PWM ARGB Case Fan1,094$29Compare
Brontix FN-5062 Pro 120mm PWM Case Fan (3-Pack)334$9Compare
Brontix FN-4458 Ti 140mm PWM Case Fan430$19Compare
Zephyra FN-8358 Ti 120mm PWM Case Fan492$19Compare
Brontix FN-9082 Ti 120mm PWM ARGB Case Fan979$29Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Zephyra FN-4573 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/97052264 (accessed 2026-10-25).