Collection

Vessel Monitoring

Explore trusted vessel monitoring built for clean installs, reliable performance, and better days on the water.

Garmin OnDeck Shore Power Sensor, Hard-Wired - 010-13009-08

Garmin OnDeck Shore Power Sensor, Hard-Wired

010-13009-08
$59.99
$55.03
Garmin In/Out Data Cable 19-Pin, Sensor/Relay Output - 010-13009-04

Garmin In/Out Data Cable 19-Pin, Sensor/Relay Output

010-13009-04
$59.99
$55.03
Garmin OnDeck Shore Power Sensor - 010-13009-00

Garmin OnDeck Shore Power Sensor

010-13009-00
$59.99
$55.03
Garmin OnDeck Relay Switch 12v - 010-13009-01

Garmin OnDeck Relay Switch 12v

010-13009-01
$59.99
$55.03
Garmin OnDeck Relay Switch 24v - 010-13009-07

Garmin OnDeck Relay Switch 24v

010-13009-07
$69.99
$59.06
Garmin 4-in-One Powercable - 010-13140-11

Garmin 4-in-One Powercable

010-13140-11
$64.99
$60.93
Siren Marine AC Shore Power Relay 120vAC - SM-ACC-ACRE-120

Siren Marine AC Shore Power Relay 120vAC

SM-ACC-ACRE-120
$69.67
Siren Marine Shore Power Sensor Plug - SM-ACC-SHOR

Siren Marine Shore Power Sensor Plug

SM-ACC-SHOR
$72.79
Siren Marine Remote Cellular and GPS Antenna Threaded Dome Mount - SM-ACC3-RCGA-DOME

Siren Marine Remote Cellular and GPS Antenna Threaded Dome Mount

SM-ACC3-RCGA-DOME
$98.79
Siren Marine Remote Cellular and GPS Antenna Adhesive Mount Puck - SM-ACC3-RCGA-PUCK

Siren Marine Remote Cellular and GPS Antenna Adhesive Mount Puck

SM-ACC3-RCGA-PUCK
$98.79
Siren Marine AC Shore Power Relay 240v AC - SM-ACC-ACRE-240

Siren Marine AC Shore Power Relay 240v AC

SM-ACC-ACRE-240
$101.91
Siren Marine Infrared Motion Sensor - SM-ACC-INFR

Siren Marine Infrared Motion Sensor

SM-ACC-INFR
$135.19
Siren Marine Entry Wireless Sensor for Siren 3 - SM-WLS3-ENTR-917

Siren Marine Entry Wireless Sensor for Siren 3

SM-WLS3-ENTR-917
$139.09
Siren Marine Bilge Wireless Sensor for Siren 3 - SM-WLS3-BILG-917

Siren Marine Bilge Wireless Sensor for Siren 3

SM-WLS3-BILG-917
$139.09
Siren Marine Battery Wireless Sensor for Siren 3 - SM-WLS3-BATT-917

Siren Marine Battery Wireless Sensor for Siren 3

SM-WLS3-BATT-917
$139.09
Siren Marine Temperature Wireless Sensor for Siren 3 - SM-WLS3-TEMP-917

Siren Marine Temperature Wireless Sensor for Siren 3

SM-WLS3-TEMP-917
$139.09
Siren Marine High Water Wireless Sensor for Siren 3 - SM-WLS3-HIWS-917

Siren Marine High Water Wireless Sensor for Siren 3

SM-WLS3-HIWS-917
$139.09
Siren Marine micro ePIR Motion Sensor - SM-ACC-EPIR

Siren Marine micro ePIR Motion Sensor

SM-ACC-EPIR
$145.59
Siren Marine SirenSAT Offshore - SM-SAT-OFFS

Siren Marine SirenSAT Offshore

SM-SAT-OFFS
$259.99
Siren Marine Siren 3 Device - SM-Siren3

Siren Marine Siren 3 Device

SM-Siren3
$299.00
Sensar Marine Boat Monitor with Bilge Sentry - BMBS700

Sensar Marine Boat Monitor with Bilge Sentry

BMBS700
$499.00
$330.00
Siren Marine Siren 3 Pro Devic - SM-S3P-917

Siren Marine Siren 3 Pro Devic

SM-S3P-917
$796.86
Garmin OnDeck Hub - 010-02134-00

Garmin OnDeck Hub

010-02134-00
$849.99
Siren Marine Magnetic Reed Switch - SM-ACC-REED

Siren Marine Magnetic Reed Switch

SM-ACC-REED
$18.38
Siren Marine External GPS Antenna - SM-ACC3-GPSA

Siren Marine External GPS Antenna

SM-ACC3-GPSA
$21.83
Siren Marine Wire Cable 2, S3P - SM-ACC3-WIRE

Siren Marine Wire Cable 2, S3P

SM-ACC3-WIRE
$21.83
Garmin OnDeck Security Sensor - 010-13009-03

Garmin OnDeck Security Sensor

010-13009-03
$29.99
$27.51
Siren MarineDC Accesory Relay - SM-ACC-DCRE

Siren MarineDC Accesory Relay

SM-ACC-DCRE
$28.07
Garmin OnDeck Temperature Sensor - 010-13009-02

Garmin OnDeck Temperature Sensor

010-13009-02
$34.99
$32.10
Sensar Marine 6m Cable - BSEC6M

Sensar Marine 6m Cable

BSEC6M
$40.00
$33.69
Siren Marine NMEA 2000 Cable and T Connector - SM-ACC3-N2KCT

Siren Marine NMEA 2000 Cable and T Connector

SM-ACC3-N2KCT
$38.47
Siren Marine Canvas Snap Cover Sensor - SM-ACC-SNAP

Siren Marine Canvas Snap Cover Sensor

SM-ACC-SNAP
$38.47
Siren Marine Audible Alarm

Siren Marine Audible Alarm

$55.11
Garmin Power Cable 2 Pin

Garmin Power Cable 2 Pin

$31.49
Garmin On Deck Lte Antenna

Garmin On Deck Lte Antenna

$52.49