Hardware Spec Index

Zephyra FN-3740 Pro 120mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN3740-PRO · Released 2025 · Updated 2026-10-21

Key facts

Benchmark index817 (Case Fans scale)
Category rank#33,599
Street price$29
Power3 W
Performance per dollar28.17
Released2025

Specifications

BrandZephyra
ModelZephyra FN-3740 Pro
Size120 × 120 × 25 mm
Speed400–1,800 RPM (PWM)
Airflow61.2 CFM
Static pressure1.98 mmH₂O
Noise35 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Caldera FN-6802 Core 120mm PWM Case Fan711$19Compare
Corvane FN-5476 Ti 120mm PWM ARGB Case Fan907$29Compare
Corvane FN-2359 Ultra 140mm PWM ARGB Case Fan917$29Compare
Corvane FN-6131 Edge 120mm PWM ARGB Case Fan (3-Pack)1,336$49Compare
Caldera FN-3409 Ti 120mm PWM ARGB Case Fan1,397$49Compare
Brontix FN-1018 Ultra 120mm PWM Case Fan (3-Pack)801$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Zephyra FN-3740 Pro 120mm PWM ARGB Case Fan”, https://vextor7.com/item/4034702 (accessed 2026-10-21).