![Blue Sea 1839 M2 OLED Tank Monitor [1839] Brand_Scanstrut GMC Sierra 2500HD (2007-2014)](https://cdn.shopify.com/s/files/1/0769/5908/8945/files/64341XL.jpg?v=1692163082)
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GMC Sierra 2500HD (2007-2014)
UPC: 759266338500
Designed for use with 20 and 30 amp locking systems
ST Blade Fuse Block w/o Cover - 6 Circuit w/o Negative Bus
Blue Sea 1839 M2 OLED Tank Monitor [1839] Brand_Scanstrut GMC Sierra 2500HD (2007-2014)M2 OLED Tank Monitor The M2 Organic LED Digital Monitor measures essential electrical system parameters with adjustable alarms and an auto dimming display. The M2 Monitors include a MOSFET External Circuit Relay (ECR) which can be used to control external circuits based on any value measured by the M2. Features: Auto dimming, bright Organic LED display is easy to read 80dB alarm on all models Isolated 500mA MOSFET relay Includes external DC Shunt or