Hardware Spec Index

Zephyra FN-3708 Prime 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN3708-PRIME · Released 2025 · Updated 2026-10-21

Key facts

Benchmark index748 (Case Fans scale)
Category rank#11,273
Street price$19
Power3 W
Performance per dollar39.37
Released2025

Specifications

BrandZephyra
ModelZephyra FN-3708 Prime
Size140 × 140 × 25 mm
Speed500–1,600 RPM (PWM)
Airflow76.8 CFM
Static pressure1.52 mmH₂O
Noise35 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Teralux FN-7094 Edge 120mm PWM ARGB Case Fan1,240$49Compare
Brontix FN-7684 SE 140mm PWM ARGB Case Fan1,174$39Compare
Brontix FN-1337 Core 120mm PWM Case Fan219$9Compare
Brontix FN-1856 Edge 120mm PWM Case Fan (3-Pack)418$19Compare
Zephyra FN-8159 Pro 140mm PWM ARGB Case Fan1,223$39Compare
Brontix FN-1015 Pro 140mm PWM ARGB Case Fan (3-Pack)1,088$29Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Zephyra FN-3708 Prime 140mm PWM Case Fan”, https://vextor7.com/item/7145448 (accessed 2026-10-21).