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For sale is a NEW, Square D 9999 Type SX-7 Series B Electrical Interlock. We have many Square D parts up for sale. We welcome offers for multiple Square D items even if they are from separate auctions. We will consider all combinations of offers, and we will combine shipping as best as we can to get you the lowest shipping cost. Therefore, if you are considering buying multiple quantities or making an offer, the ebay shipping calculator may show you a higher shipping cost than you will actually have to pay. Thank you.
