The MasterVolt MasterShunt 500 CZone is an integrated battery monitor that shares information with other MasterBus, CZone, or NMEA 2000 enabled devices. It improves comfort, prolongs battery life, and extends runtime.

Product Description: The MasterVolt MasterShunt 500 CZone is the heart of every battery powered energy system. This integrated battery monitor shares information about the battery bank with other MasterBus, CZone or NMEA 2000 enabled devices such as battery chargers, inverter/chargers and displays. With its precise measurement of current flow and state of charge, the MasterShunt 500 provides accurate information about voltage, current, state of charge, and time remaining. It also offers programmable events and an integrated real-time clock for full automation of the system. The MasterShunt 500 CZone allows for freedom of choice with regards to fuse type, rating, and location, making it suitable for various applications. Its robust housing and isolation of DC connections ensure safety and reliability.

Package Contents

  • MasterShunt 500
  • Temperature sensor
  • MasterBus terminator
  • Isolation cover for DC connections
  • 1 meter MasterVolt-CZone drop cable
  • Product Description
  • Features
  • Technical Data (as html table)


  • MasterBus, CZone and NMEA 2000 communication
  • Digital shunt for extensive information and historical data
  • Accurate determination of State of Charge (SOC)
  • Service mode to prevent memory loss during maintenance
  • Realistic and precise indication of time remaining


Battery Types Gel, AGM, flooded, Lithium Ion
Protection Degree IP21
Battery Voltage 12/24 V DC (36/48 V DC supported with device hardware version K)
Current 300 A continuously, 400 A for 10 min, 500 A for 5 min, 600 A for 2 min
Main Fuse bus bar included, Class T fuse or ANL fuse to be ordered separately
Idle Consumption 23 mA (normal operation), <1 mA (power saving, MasterBus off)
Dimensions 150 x 150 x 65 mm (5.9 x 5.9 x 2.6 inches)
Weight 0.7 kg (1.5 lbs)
SKU MV77020115
Barcode # 77020115
Brand Mastervolt
Shipping Weight 0.7000kg

Two Year Manufacturer Warranty

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