B40 Square D RCBO Qwikline (QOE140B03) 40A MCB

This used Square D 40A MCB is a 1 pole miniature circuit breaker with a 6kA breaking capacity. All our used, obsolete and discontinued MCBs are fully tested and guaranteed.

Looking for rare or hard-to-find Square D circuit breakers? We stock thousands of obsolete and discontinued breakers. Same day dispatch on all orders before 3pm.

Product codes: B40 Square D RCBO Qwikline (QOE140B03), Square D-QOE140B03

The Square D B40 RCBO Qwikline (QOE140B03) is a circuit breaker with a current rating of 40 amps. It features a single pole and has a short circuit breaking capacity of 6000 A. This product is designed for use in electrical systems requiring reliable protection and efficient performance.

All our items are tested, rcd based devices will have a full RCD test report included with the item.

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All products sent via Royal Mail. All items dispatched same working day if ordered before 3pm. See options if next day or faster postage required.