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Victron VE.Bus BMS V2 Battery Management System

Regular price £143.58 GBP
Tax included


Care information

To help you get the most from your purchase:

  • Follow the manufacturer's care and maintenance instructions.
  • Store products clean and dry when not in use.
  • Clean with warm water and a mild detergent unless otherwise stated.
  • Avoid prolonged exposure to harsh weather when the product is not in use.
  • Regular maintenance will help extend the life of your caravan and camping equipment.

If you have any questions about installation, compatibility or maintenance, our team is happy to help.

Delivery and Shipping

🚚 Delivery & Shipping

We aim to dispatch all in-stock orders within 1–2 working days. Orders placed before 3pm are usually dispatched the same working day, although this may take up to 48 hours during busy periods.

  • Standard UK Delivery: 2–3 working days
  • Next Day Delivery: Available on selected products
  • Large, oversized or pallet items: May take 2–5 working days
  • Tracking information will be provided once your order has been dispatched.
  • All deliveries require a signature upon arrival.

Please note that oversized, overweight or hazardous items may incur additional delivery charges, which will be displayed at checkout.

If an item is temporarily out of stock, we'll notify you and dispatch it as soon as it becomes available.

Need delivery outside the UK or have a special delivery request? Contact our customer support team for a personalised shipping quote.

Returns & Warranty

We offer a 30-day returns policy on unused items in their original packaging. If your item develops a fault, we'll work with the manufacturer to resolve it quickly. Please see our Returns Policy for full details.

Need Help?

Not sure if this product is compatible with your caravan, motorhome or awning? Contact our team before ordering and we'll happily check compatibility for you.

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The Victron VE.Bus BMS V2 is an advanced Battery Management System (BMS) designed specifically for use with Victron Lithium Battery Smart (LiFePO4) batteries in systems incorporating Victron MultiPlus, MultiPlus-II, Quattro, and Phoenix VE.Bus inverter/chargers. Acting as the central safety and control hub of a lithium battery installation, the VE.Bus BMS V2 continuously monitors battery status and protects individual cells against over-voltage, under-voltage, over-temperature, and under-temperature conditions.

The VE.Bus BMS V2 provides intelligent control of connected chargers, loads, and inverter/chargers to prevent battery damage and maximise system reliability. It can automatically disconnect loads during low-voltage events, disable charging during unsafe operating conditions, and generate pre-alarm warnings before critical battery conditions occur.

Compared with the original VE.Bus BMS, the V2 version adds support for GX devices, VE.Bus Smart Dongles, Digital Multi Control panels, remote on/off functionality, and enhanced integration with Victron's DVCC (Distributed Voltage and Current Control) ecosystem.

Key Features

  • Designed for Victron Lithium Battery Smart batteries
  • Compatible with MultiPlus, MultiPlus-II, Quattro and Phoenix VE.Bus systems
  • Protects against cell over-voltage, cell under-voltage, high temperature, and low temperature
  • Generates battery pre-alarm warnings
  • Load Disconnect output
  • Charge Disconnect output
  • Remote On/Off terminals
  • GX device compatibility
  • VE.Bus Smart Dongle compatibility
  • Digital Multi Control compatibility
  • Supports DVCC operation
  • Allows remote monitoring and control through Victron GX systems
  • Auxiliary power input and GX power output
  • Firmware update capability
  • Compact DIN-style installation design
  • Essential component for Victron Lithium Smart battery systems

Technical Specifications

Specification Value
Manufacturer Victron Energy
Model VE.Bus BMS V2
Part Number BMS300200200
Compatible Batteries Victron Lithium Battery Smart 12.8V & 25.6V
Supported System Voltages 12V, 24V, 48V
Voltage Range 9 – 70V DC
Normal Current Consumption 10mA
Standby Current Consumption 1.5mA
GX Power Output 1A
Auxiliary Input 1A
Protection Category IP20
Communication VE.Bus
Remote On/Off Yes
Load Disconnect Output Yes
Charge Disconnect Output Yes
GX Device Support Yes
VE.Bus Smart Dongle Support Yes
Digital Multi Control Support Yes
Dimensions (H × W × D) 24 × 95 × 106mm
Weight Approx. 120g
Operating Temperature -20°C to +50°C
Warranty 5 Years

Advanced System Protection

Battery Cell Protection

The VE.Bus BMS V2 continuously monitors each battery cell through the battery's integrated BTV (Balancing, Temperature and Voltage) system and automatically responds to unsafe conditions before damage can occur.

Load Disconnect Function

When battery voltage becomes critically low, the BMS can disconnect loads to prevent excessive battery discharge and protect battery health.

Charge Disconnect Function

If battery cells reach high voltage limits or unsafe temperatures, the BMS automatically disables charging sources to prevent battery damage.

Pre-Alarm Output

A dedicated pre-alarm output provides an early warning before a low-voltage shutdown occurs, allowing corrective action before the system disconnects.

GX Device Integration

The VE.Bus BMS V2 integrates seamlessly with Victron GX devices such as Cerbo GX, Color Control GX, Venus GX, and Ekrano GX, enabling DVCC (Distributed Voltage and Current Control), advanced charger control, remote monitoring via VRM Portal, centralised system management, and remote firmware updates.

Compatible Victron Products

The VE.Bus BMS V2 is designed for use with:

  • Victron Lithium Battery Smart batteries
  • MultiPlus inverter/chargers
  • MultiPlus-II inverter/chargers
  • Quattro inverter/chargers
  • Phoenix VE.Bus inverters
  • SmartSolar charge controllers (via GX device)
  • Cerbo GX and other GX products
  • VE.Bus Smart Dongle
  • Digital Multi Control panels

Ideal Applications

  • Motorhomes and campervans
  • Caravans
  • Marine and yacht electrical systems
  • Off-grid solar installations
  • Backup power systems
  • Energy storage systems
  • Mobile commercial vehicles
  • Telecommunications systems
  • Renewable energy storage installations

Why Choose the VE.Bus BMS V2?

The Victron VE.Bus BMS V2 is the essential safety and control component for Victron Lithium Battery Smart systems using VE.Bus inverter/chargers. By providing comprehensive battery protection, intelligent charger and load management, GX device integration, and advanced system control, it ensures maximum battery lifespan, operational safety, and seamless performance across mobile, marine, off-grid, and energy storage installations. Its enhanced connectivity and compatibility make it the preferred BMS solution for modern Victron lithium power systems.

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