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About product and suppliers:
        Alibaba.com offers 14,182 square connect products. About 32% of these are pipe fittings, 1% are connectors. 

A wide variety of square connect options are available to you, such as din, adapter. You can also choose from automotive, power, and audio & video. As well as from stainless steel, alloy, and iron. And whether square connect is equal, or reducing. 

There are 14,144 square connect suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Singapore, and Taiwan, which supply 98%, 1%, and 1% of square connect respectively. 

Square connect products are most popular in North America, Domestic Market, and Western Europe. 

You can ensure product safety by selecting from certified suppliers, including 6,668 with ISO9001, 1,936 with ISO14001, and 1,886 with Other certification.