Siren Boat Security & Monitoring Systems

Siren Marine gives you the power to know, wherever you are, that your boat is safe and ready to enjoy. Affordable, easy to install and use, Siren Marine is the perfect solution to connect to your boat. The MTC+2 is the perfect starter kit for the boater looking to build a complete remote monitoring system. The starter kit includes the MTC, two wireless sensor modules, and three interchangeable accessories to monitor the battery, high water level, and a hatch or entry door. Additional wired or wireless sensors can be added .   Part number : SM-BDL-MTC2 *Discontinued. See the latest Boat Monitoring Devices, here.

Stay connected to your boat with LocMarine Security & Monitoring. Get real-time alerts, GPS tracking, and vital system monitoring—all with easy installation.

Siren Marine Wireless High-Water Sensor detects if there is water in the bilge and instantly sends an alert to the Siren Marine App if water has risen above a preset level. Mount the Water Probe at the desired height in the bilge and plug the other end into the Wireless Module. Link the module to the MTC and receive alerts if the boat is taking on water. Part Number: SM-WLS-HIWS                 DISCONTINUED

Monitor battery voltage with the Wireless Battery Sensor, and never worry about a dead battery again. Attach the Battery Connector to one of the boat’s batteries and plug the other end into the Wireless Module. Link the module to the MTC and receive alerts if the battery voltage exceeds or drops below a preset level. Ideal for monitoring multiple batteries on a boat. Includes Wireless Sensor Module and Battery Connector with 3 feet of wire Part Number: SM-WLS-BATT                DISCONTINUED

Receive instant notifications if there is an unauthorized entry on the boat. Perfect for securing lockers, doors, and hatches. Install the Wireless Module on one side of the door or locker and the Open/Close Magnet on the other side. Link to the MTC and receive alerts when the door or locker is opened or closed. Includes Wireless Sensor Module and Open/Close Magnet. Part Number: SM-WLS-ENTR                DISCONTINUED

The SirenSat Offshore Antenna allows users to track their boat, even after it leaves cellular coverage. A perfect solution for boat owners who keep their boats in theft-prone areas. Satisfies most insurance requirements for boats with multiple outboard engines. Part Number: SM-SAT-OFFS              

The 240VAC Shore Power Relay is used to detect presence and loss of AC shore power. The relay is meant to be hardwired directly to your AC distribution panel. This relay is the hard wired alternative to the Siren Marine Shore Power Sensor Plug for boats with 240VAC systems. Part Number:  SM-ACC-ACRE-240

The Shore Power Sensor Plug allows boaters to monitor system-critical shore power from anywhere. Receive an alert in the event that shore power is lost and avoid costly system shutdown. The Shore power sensor plug is ideal for larger vessels relying on external power sources to run critical systems while on the dock. Part Number:  SM-ACC-SHOR

A magnetic reed switch is used to report unauthorized entry into a main cabin through a door or external hatch. Magnetic reed switches can be connected in series to monitor multiple entry points, providing secure protection against theft. In the event of unauthorized entry, the switches will trigger an entry alert to the boat owner, and can also be configured to sound an audible alarm on the boat. Part Number:  SM-ACC-REED

The Visonic 360 Ceiling Dualtech motion sensor offers robust protection against theft. Simply mount this sensor in a cabin or above the main entryway, and receive notification in the event of unauthorized entry. The sensor can also be programmed to sound an audible alarm.  Featuring a sleek, compact, and elegant design, the sensor blends seamlessly into any décor.  Part Number:  SM-ACC-INFR

The Siren Marine audible alarm produces a powerful beeping sound (105 decibels). The alarm can be connected to one of the outputs on the MTC, which will allow it to be turned on and off from the "switching" section of the Siren Marine App. It can also be mapped to specific inputs (such as a motion sensor) in the app and programmed to turn on automatically.

Optimize GPS tracking of your boat with the External GPS Antenna. When you remotely mount the External GPS Antenna, the Siren 3 Pro will override the use of the internal GPS antenna