Model VIRT9F245744 - 12" - 120V - 1 Phase - 3 Speed - 1282 CFM. Model VIRT9F245748 - 12" - 240V - 3 Phase - 3 Speed - 1282 CFM. Model VIRT9F245745 - 16" - 120V - 1 Phase - 3 Speed - 2312 CFM. Model VIRT9F245749 - 16" - 240V - 3 Phase - 3 Speed - 2312 CFM.
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