| 品牌列表 | |||||
| M | MAC | MACK CORP | MAGNTEK | MAHLE | MAIER |
| MAKITO | MALLORY | MARATHON | MARELLB | MARIOCOTTA | |
| MARTIN | MAX | MAXELL | MAXICRAFT | MAXON | |
| MAYR | MBL-RIBSTAR | MCCREARY | MCGILL | MCMASTER CARR | |
| MDEXX | MEAN WELL | MECAFRANCE | MEGATRON | MEOLLER | |
| MERLIN GERIN | MEROBEL | MERSEN | METABO | METAFLUX | |
| METAFRAM | METROHM | MGERIN | MICHAUD CHAILLY | MICROPOISE | |
| MIKI PULLEY | MITSUBISHI | MITUTOYO | MOBIL | MODICON | |
| MOELLER | MOEN | MOLEX | MORCATO | MORSE | |
| MOTOROLA | MOTOVARIO | MOXA | MSA | MST | |
| MTE | MTS | MULCO | MURR | ||