Hardware Spec Index

Zephyra FN-4591 Prime 140mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN4591-PRIME · Released 2021 · Updated 2026-10-22

Key facts

Benchmark index1,400 (Case Fans scale)
Category rank#42,973
Street price$49
Power3 W
Performance per dollar28.57
Released2021

Specifications

BrandZephyra
ModelZephyra FN-4591 Prime
Size140 × 140 × 25 mm
Speed200–2,400 RPM (PWM)
Airflow115.2 CFM
Static pressure2.28 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
Caldera FN-9798 Ultra 120mm PWM Case Fan614$19Compare
Zephyra FN-1496 Max 140mm PWM Case Fan282$9Compare
Caldera FN-6127 XT 140mm PWM ARGB Case Fan1,292$49Compare
Corvane FN-9866 SE 120mm PWM Case Fan (3-Pack)375$19Compare
Brontix FN-2651 XT 140mm PWM Case Fan636$19Compare
Corvane FN-7396 Plus 120mm PWM ARGB Case Fan939$29Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Zephyra FN-4591 Prime 140mm PWM ARGB Case Fan”, https://vextor7.com/item/8045358 (accessed 2026-10-22).