Emergency power and casing

The utility model discloses an emergency power and casing, including the power main part and setting up input and the output on it, the input includes a set of high voltage dc positive input interface and high voltage dc negative pole input interface, low-voltage direct current positive output interface that the output is connected including at least a set of and low-voltage direct current positive output and the low-voltage direct current negative output interface of being connected with low-voltage direct current negative output, wherein, the emergency power includes still that the instruction output is used for indicateing the emergency power whether in proper working order the utility model provides a emergency power can show whether normal the low pressure direct current output of this emergency power is, simultaneously, inside this emergency power still was fixed in a casing, the casing was fixed in on the work platform to can improve the ability that the emergency power was worked under the vibration environment.