Hardware Spec Index

Zephyra FN-1847 Ultra 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN1847-ULTRA · Released 2019 · Updated 2026-10-20

Key facts

Benchmark index480 (Case Fans scale)
Category rank#28,619
Street price$19
Power3 W
Performance per dollar25.26
Released2019

Specifications

BrandZephyra
ModelZephyra FN-1847 Ultra
Size120 × 120 × 25 mm
Speed200–2,100 RPM (PWM)
Airflow71.4 CFM
Static pressure2.31 mmH₂O
Noise31 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Brontix FN-1977 Prime 120mm PWM ARGB Case Fan1,264$49Compare
Caldera FN-9940 Plus 120mm PWM Case Fan410$19Compare
Zephyra FN-8187 Pro 120mm PWM ARGB Case Fan1,148$39Compare
Caldera FN-9272 Ti 140mm PWM ARGB Case Fan1,120$39Compare
Brontix FN-4439 Ti 140mm PWM ARGB Case Fan (3-Pack)985$29Compare
Teralux FN-7237 Edge 140mm PWM ARGB Case Fan1,309$49Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Zephyra FN-1847 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/51453390 (accessed 2026-10-20).