Hardware Spec Index

Zephyra FN-5639 Ultra 120mm PWM ARGB Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN5639-ULTRA · Released 2026 · Updated 2026-10-20

Key facts

Benchmark index1,283 (Case Fans scale)
Category rank#11,445
Street price$49
Power3 W
Performance per dollar26.18
Released2026

Specifications

BrandZephyra
ModelZephyra FN-5639 Ultra
Size120 × 120 × 25 mm
Speed300–2,000 RPM (PWM)
Airflow68.0 CFM
Static pressure2.20 mmH₂O
Noise25 dBA
BearingRifle bearing
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-5725 XT 120mm PWM Case Fan521$19Compare
Brontix FN-2043 Prime 120mm PWM Case Fan337$9Compare
Caldera FN-9376 Max 140mm PWM Case Fan612$19Compare
Caldera FN-7448 Plus 120mm PWM ARGB Case Fan (3-Pack)1,313$49Compare
Caldera FN-6305 Max 140mm PWM ARGB Case Fan1,049$39Compare
Teralux FN-7600 Edge 140mm PWM Case Fan500$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Zephyra FN-5639 Ultra 120mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/614298 (accessed 2026-10-20).