Modular monitoring device and switch cabinet

The utility model discloses a modular monitoring device and a switch cabinet. A modular monitoring device comprises: a drawer body; the circuit breaker is arranged on the drawer body; a first circuit; a second circuit; the detector assembly comprises a plurality of signal acquisition units and is used for acquiring at least one of a current signal, a temperature signal and a voltage signal; the control module is connected with the detector assembly through a signal line, and the control module is connected to the secondary plug connector; the system further comprises a plurality of secondary signal channels, and any one signal line, connected with the control module, of the detector assembly is any one secondary signal channel. The modularized monitoring device and the switch cabinet provided by the utility model have the beneficial effects that the influence of the current passing through the primary circuit on the signal in the secondary circuit can be reduced. 本申请公开了一种模块化监测装置及开关柜；一种模块化监测装置，包括：抽屉本体；断路器，设置在抽