round up high powered industrial stand fans 18 asahi pf-830 vs 18 standard sto-18 read description

left fan brand asahi series super power conver3ble high powered industrial stand fan model PF-830 successor model PF-840 banana bladder version 18" inch not convertible power consumption 100w year 2023 right fan brand standard series terminator high powered industrial stand fan model STO-18 successor model asahi pf-830 hanabishi old HISF-180 power consumption 90-150w manufacturer by standard corporation which is behind by camville also year of fan 2005-2010