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SIZE : Φ254×89mm CONSTRUCTION : ●Die-cast aluminum housing ●Glass fiber reinforced plastic impeller,UL 94V-0 rating ●Impedance protected ●Leader wire or terminal is available OPERATING TEMPERATURE : Ball Bearing -30℃ to + 75℃ Sleeve Bearing N/A WEIGHT : 2000 grams Specifications are subject to change without notice MODEL BEARING RATING VOLTAGE FREQUENCY RATING CURRENT POWER CONSUMPTION SPEED AIR FLOW STATIC PRESSURE NOISE VAC Hz A W RPM m3/min CFM mmH2O dB-A 25489B1H-TC Ball 115 50/60 0.23/0.23 26/23 1400/1600 16.98/18.82 600/665 6.86/9.14 50/52 25489B2X-TC Ball 220/240 50/60 0.24/0.27 56/60 1900/2100 21.79/24.06 770/850 9.65/10.16 55/57 25489B2H-TC Ball 220/240 50/60 0.15/0.13 30/30 1400/1600 16.98/18.82 600/665 6.86/9.14 50/52 深圳市禹臣慧博科技有限公司 电话: 韩先生 Q 传真:0755-86317974