Model (型号)	BEARING System (培林)	Rated Voltage (V) (电压)	Freg (Hz) (频率)	Current (A) (电流)	Input Power (W) (功率)	Speed (rpm) (转速)	Air Flow (CFM) (风量)	Static Pressure (INCH-H2O) (静压)	Noise Level (dB-A) (噪音值)	Weight (g) (重量)
MK2509HA1   MK2509HA2	Ball   Ball	110/120   220/240	50/60   50/60	0.36/0.40   0.16/0.22	40/48    40/48	1600/1700   1600/1700	480/550   480/550	0.21/0.24   0.21/0.24	48/56   48/56	1780   1780