A multi-phase electromagnetic relay, comprising: a plurality of lead-out structures, each of the plurality of lead-out structures comprising an input terminal (21, 22, 23) and an output terminal (31, 32, 33), a plurality of movable-static contact matching structure (61, 62, 63), respectively provided between the input terminal (21, 22, 23) and the output terminal (31, 32, 33) of each of the plurality of lead-out structures, wherein all the plurality of input terminals (21, 22, 23) are arranged on one side of the movable-static contact matching structures (61, 62, 63), and all the plurality of output terminals (31, 32, 33) are arranged on another side of the movable-static contact matching structures (61, 62, 63), wherein the plurality of input terminals (21, 22, 23) are spaced from each other, and are not crossing, the plurality of output terminals (31, 32, 33) are spaced from each other, and are not crossing, the plurality of input terminals (21, 22, 23) and the plurality of output terminals (31, 32, 33) are spaced from each other, and are not crossing, characterised in that external connection ends (211, 221, 231, 311, 321, 331) of the plurality of input terminals (21, 22, 23) and the plurality of output terminals (31, 32, 33) both extend in a same direction, both the external connection end (211, 221, 231) of the input terminal (21, 22, 23) and the external connection end (311, 321, 331) of the output terminal (31, 32, 33) of each of the plurality of lead-out structures are oppositely disposed on two sides of a movable-static contact matching structure of the movable-static contact matching structure (61, 62, 63). a plurality of lead-out structures, each of the plurality of lead-out structures comprising an input terminal (21, 22, 23) and an output terminal (31, 32, 33), a plurality of movable-static contact matching structure (61, 62, 63), respectively provided between the input terminal (21, 22, 23) and the output terminal (31, 32, 33) of each of the plurality of lead-out structures, wherein all the plurality of input terminals (21, 22, 23) are arranged on one side of the movable-static contact matching structures (61, 62, 63), and all the plurality of output terminals (31, 32, 33) are arranged on another side of the movable-static contact matching structures (61, 62, 63), wherein the plurality of input terminals (21, 22, 23) are spaced from each other, and are not crossing, the plurality of output terminals (31, 32, 33) are spaced from each other, and are not crossing, the plurality of input terminals (21, 22, 23) and the plurality of output terminals (31, 32, 33) are spaced from each other, and are not crossing, characterised in that external connection ends (211, 221, 231, 311, 321, 331) of the plurality of input terminals (21, 22, 23) and the plurality of output terminals (31, 32, 33) both extend in a same direction, both the external connection end (211, 221, 231) of the input terminal (21, 22, 23) and the external connection end (311, 321, 331) of the output terminal (31, 32, 33) of each of the plurality of lead-out structures are oppositely disposed on two sides of a movable-static contact matching structure of the movable-static contact matching structure (61, 62, 63).