Blue Sea M2 AC Multimeter Monitors AC Amps, Volts, Hzs on large, bright display. Supports programmable current transformer ratios. Accurately measure and monitor AC amperage, voltage and Hz...

Blue Sea M2 DC Ammeter Monitors DC Amperage with large, bright display. Accurately measure and monitor the amperage of your DC system (measures 2 circuits). Supports programmable shunt ratios...

Blue Sea M2 DC Voltmeter Monitors DC Voltage on large, bright display. Accurately measures and monitors the voltage of up to four battery banks. Auto-dimming, bright OLED display is easy to...

Blue Sea M2 AC Ammeter Monitors AC Amperage on large, bright display. Supports programmable current transformer ratios. Accurately measure and alarm the amperage of your AC system. (measures 2...

Blue Sea M2 AC Voltmeter Monitors AC Voltage on large, bright display. Accurately measure and monitors the voltage of your AC system. (measures 2 independent circuits or 1 double phase...

DC Multimeter with Alarm. Monitors key DC functions Large, bright LED characters Three levels of brightness Splash-proof front Easy to surface mount in a 2" round hole Note: **Variable with...

Blue Sea 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...

Blue Sea M2 Vessel Systems Monitor Performs comprehensive monitoring of four critical systems in one compact organic LED digital monitor DC System Monitoring (up to two batteries) One input...

Blue Sea Mini OLED DC Voltmeter - Blue Monitors DC voltage on a bright, waterproof, daylight readable OLED screen Reverse polarity protected Mounts in a common 1-1/8" (29mm) hole Part...