Hardware Spec Index

Caldera FN-4536 Ultra 140mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN4536-ULTRA · Released 2025 · Updated 2026-10-21

Key facts

Benchmark index351 (Case Fans scale)
Category rank#13,736
Street price$9
Power3 W
Performance per dollar39.00
Released2025

Specifications

BrandCaldera
ModelCaldera FN-4536 Ultra
Size140 × 140 × 25 mm
Speed500–1,500 RPM (PWM)
Airflow72.0 CFM
Static pressure1.43 mmH₂O
Noise29 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4536 Ultra 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/17818683 (accessed 2026-10-21).