Hardware Spec Index

Zephyra FN-4939 Plus 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN4939-PLUS · Released 2021 · Updated 2026-10-19

Key facts

Benchmark index399 (Case Fans scale)
Category rank#31,329
Street price$19
Power3 W
Performance per dollar21.00
Released2021

Specifications

BrandZephyra
ModelZephyra FN-4939 Plus
Size120 × 120 × 25 mm
Speed200–1,500 RPM (PWM)
Airflow51.0 CFM
Static pressure1.65 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
Zephyra FN-4487 SE 120mm PWM Case Fan773$19Compare
Zephyra FN-6769 Core 140mm PWM ARGB Case Fan1,369$49Compare
Caldera FN-9398 SE 140mm PWM Case Fan (3-Pack)218$9Compare
Teralux FN-4056 SE 120mm PWM ARGB Case Fan (3-Pack)1,400$49Compare
Caldera FN-4342 SE 120mm PWM Case Fan605$19Compare
Zephyra FN-8201 Pro 120mm PWM ARGB Case Fan1,323$39Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Zephyra FN-4939 Plus 120mm PWM Case Fan”, https://vextor7.com/item/9999000 (accessed 2026-10-19).