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- You cannot add "Square D QOE QO120EB10 20 Amp Type B Single Pole 240V 10kA Miniature Circuit Breaker MCB" to the basket because the product is out of stock.
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Browse through various obsolete and discontinued Square D MCB’s online today at Electrical Discounted Supplies. Designed to safeguard an electrical circuit, a Miniature Circuit Breaker can turn off the supply in the event of an overload or fault current. Find the current selection down below.
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