Photovoltaic communication system alarm

The utility model relates to a photovoltaic communication system alarm, which aims to solve the technical problem that the current alarm needs a tool and is inconvenient to operate due to the fact that a hole is punched on a mounting frame, and comprises an alarm main body, a support plate, a connecting plate and a clamping structure, and the alarm main body is provided with a buzzer and an alarm lamp; the supporting plate is arranged at the inverter mounting rack; an insertion groove formed in the front end of the top side of the supporting plate is in insertion fit with the bottom of the alarm body. The connecting plate is fixedly arranged at the rear end of the top side of the supporting plate; the clamping structure is arranged on the rear side of the connecting plate, and the clamping structure is clamped on a cross beam of the inverter mounting rack. The device has the advantages that the alarm main body is inserted and positioned, so that the alarm main body is convenient to mount, and meanwhile, the a