Dynatron

Dynatron R16. Type: Air cooler, Fan diameter: 3.15" (8 cm), Rotational speed (min): 1000 RPM, Rotational speed (max): 6000 RPM, Noise level (low speed): 21.5 dB, Noise level (high speed): 55.8 dB, Maximum airflow: 19.1 cfm, Minimum air pressure: 2.27 mmH2O, Maximum air pressure: 54.5 mmH2O, Bearing type: Ball bearing. Width: 3.54" (90 mm), Depth: 3.54" (90 mm), Height: 1.1" (28 mm). Product color: Black, Copper

Dynatron K985. Type: Air cooler, Fan diameter: 3.62" (9.2 cm), Rotational speed (min): 1200 RPM, Rotational speed (max): 2800 RPM, Noise level (low speed): 16.08 dB, Noise level (high speed): 34.48 dB, Maximum airflow: 49.99 cfm, Minimum air pressure: 0.686 mmH2O, Maximum air pressure: 3.74 mmH2O, Bearing type: Ball bearing. Voltage: 12 V. Width: 4.17" (106 mm), Depth: 4.17" (106 mm), Height: 2.86" (72.6 mm). Product color: Aluminum, Black