Blue Sea 1832 M2 DC Ammeter

The M2 DC Ammeter is an essential tool for marine enthusiasts, providing precise monitoring of your boat's DC amperage across two circuits. With its large, bright OLED display and programmable shunt ratios, it ensures reliable performance and easy readability even in challenging maritime environments.

Features

• Auto-dimming, bright OLED display for clear visibility in all lighting conditions
• Simple and intuitive adjustments for effortless setup
• 92dB audible alarm to alert you of high current levels
• Isolated MOSFET relay for enhanced safety and reliability

Specifications

Meter	Current
Function	Up to 5000A (500A with included shunt)
Alarms	High Current
Display Size	55mm x 28mm
Input Voltage	7-70V DC
Maximum Power Consumption	1.00 Watt
Minimum Power Consumption	0.3 Watt

Marine-Ready Design

Designed specifically for marine and boating applications, the M2 DC Ammeter withstands the harsh conditions of marine environments. Its rugged construction and reliable performance make it a trusted choice for monitoring your vessel’s electrical systems.

Safety Warning

WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.

Additional Resources

Owner's Manual (PDF)

Orders of physical products placed by 3 PM EST M-F typically ships the same day, if all requested items are in stock. Weekend orders will typically ship on Monday.

Shipping takes 2-7 days.

We currently ship to the Contiguous 48 States.

Life of Sailing merch is custom made for the customer after an order is placed. Total turnaround is typically 7-14 days from order to doorstep.