Mastervolt BattMan Pro Battery Monitor - 12/24V

Ensure reliable power management on your boat with the BattMan Pro Battery Monitor. Designed for both 12V and 24V DC systems, this robust monitor features a large, splash-proof (IP65) display and an intuitive power bar, providing critical insights into your battery bank’s status even in the harshest marine environments. Stay informed with real-time data on remaining battery life and receive timely alerts before your battery is depleted.

Key Features

• Dual Battery Outlets: Supports two battery connections – fully service and starter (voltage) outlets.
• Comprehensive Display: Monitors voltage, current, amp-hours, and battery capacity percentage for precise power management.
• Durable and Marine-Ready: Large, splash-proof display rated IP65 ensures reliability in marine conditions.
• Time Remaining Indicator: Estimates the remaining operational time before recharging is necessary.
• Event Logging: Stores significant battery status events for tracking and analysis.
• Universal Language Support: Clear display options suitable for international users.

General Specifications

Specification	Details
Battery Outlets	2 (service fully, starter voltage)
Display Dimensions	Diameter: 64 mm (2.5”) Depth: 79 mm (3.1”)
Built-in Depth	72.5 mm (2.9 inches)
Shunt Dimensions (H x W x D)	87 x 45 x 35 mm (3.4 x 1.8 x 1.4 inches)
Weight	0.15 kg (0.3 lb)

Technical Specifications

Specification	Details
Max Ah Capacity	9999 Ah
Supply Voltage	9-35 V
Voltage Range	0-35 V
Current Consumption (Backlight Off)	8 mA/12 V, 6 mA/24 V
Current Consumption (Backlight On)	30 mA/12 V, 18 mA/24 V
Voltage Resolution	0.1 V
Voltage Accuracy	±0.3%
Shunt Specification	500 A / 50 mV (service set)
Current Measurement Range	0-500 A
Current Accuracy	±0.4%
Battery Alarm Contact	Yes, potential free
Remaining Time Indication	Yes
Historical Data	Yes
MasterBus Compatible	No
Connection Cable (6-wire)	Yes
Modular Cable	No

Installation and Usage

The BattMan Pro Battery Monitor is easy to install on your vessel's battery system. A 6-wire connection cable is required for setup, and no modular cables are necessary. Mount the unit in a convenient location where the large display is easily visible. Once installed, the monitor begins tracking your battery’s performance, providing real-time updates and alerts to ensure your marine adventures are uninterrupted by power issues.

Safety Information

WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information, visit P65Warnings.ca.gov.

Additional Resources

Download the 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.