Crabtree Loadstar 6MSB40 - 40a Type B Single Pole MCB. Crabtree Part Code: 6MSB40 - 5SJ6140-6DS. From the Loadstar range. Conventional Din Rail Mounted MCB. 40A - 230V - Type B curve - Single Pole. Conforms with British Standard: BS EN 60898: 1991.
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