China 9225 AC Fan Mask Machine Dedicated Fan 220V Medical Equipment Fan, Find details about China Fan, Cooling Fan from 9225 AC Fan Mask Machine Dedicated Fan 220V Medical Equipment Fan
Size | Model | Rated Voltage (V) | Frequency (HZ) | Current Amp (A) | Speed (RPM) | Air flow (CFM) | Static Pressure (mmH20) | Noise Level (dBA) | Weight (G) |
92x92x25mm | 9225S | 110/120 | 50/60 | 0.14/0.12 | 2300/2500 | 28.3/31.8 | 3.0/4.6 | 35/37 | 250 |
9225B | 110/120 | 50/60 | 0.14/0.12 | 2400/2600 | 29.7/33.2 | 3.3/4.8 | 35/37 | 250 | |
9225S | 220/240 | 50/60 | 0.07/0.06 | 2300/2500 | 28.3/31.8 | 3.0/4.6 | 35/37 | 250 | |
9225B | 220/240 | 50/60 | 0.07/0.06 | 2400/2600 | 29.7/33.2 | 3.3/4.8 | 35/37 | 250 |
Different between ball bearing and sleeve bearing:
ball bearing | sleeve bearing | |
Price | higher | lower |
Brand | NSK from Japan | Made in China |
Advantage | stable performance, low noise, 5-8 years lifetime | low cost, 2-3 years lifetimes |
Material | stainless | copper sleeve |
Warranty | 30000 hours | 10000 hours |