Place of origin:  
China
                 Price Condition:  
FOB 
                 
            Standoff Insulator for Indoor Bus bar Supporting A20, A30 
All are constructed of highest quality wet process electrical porcelain, gray glazed. They are assemebled with insrets of high strength aluminum alloy, with the inserts secured to the porcelain using a special high compound. The standard insert has four holes tapped 3/8' # 16 on 2" B.C., and a center hole tapped 5/8' # 11 in each 
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