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Victron SmartSolar MPPT RS 450/100 - MC4 For 48V Systems

The Victron SmartSolar MPPT RS 450/100-MC4 is a high-performance solar charge controller designed for large 48V battery systems. It features dual MPPT tracking, a wide 65–450V DC input range, and a 100A charging capacity.

Dual MPPT Tracking: Independent Maximum Power Point Tracking for optimal energy harvest Wide Input Range: 65–450V DC solar voltage input High Output Capacity: 100A charging current for robust battery charging Connectivity: VE.Can communication for system integration Remote Monitoring: Compatible with VictronConnect and VRM for real-time monitoring Programmable: Fully programmable charging parameters for various battery types Cooling: Active cooling system for efficient heat management Display: Built-in display for real-time system information Safety: Isolated PV connections for enhanced safety Dimensions: 440 x 313 x 126mm Weight: 7.9kg
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Product Details

The Victron SmartSolar MPPT RS 450/100-MC4 is a cutting-edge solar charge controller designed for large-scale off-grid solar systems, energy storage solutions, and industrial solar installations. Engineered for 48v battery systems, this MPPT (Maximum Power Point Tracking) controller efficiently converts solar energy to maximise battery charging performance. With a 450v maximum PV input and a 100A charging capacity, it is the perfect solution for high-voltage solar arrays.

Advanced MPPT Technology for Maximum Efficiency

Victron’s SmartSolar MPPT technology ensures the highest possible energy yield from solar panels, even in low-light conditions. The ultra-fast MPPT tracking allows the system to adjust dynamically to changes in sunlight levels, optimising power output and reducing energy loss. This results in improved efficiency and faster battery charging, ensuring a reliable and continuous power supply for off-grid applications.

Seamless Connectivity and Remote Monitoring

Equipped with built-in Bluetooth, the SmartSolar MPPT RS 450/100-MC4 allows for effortless monitoring and configuration via the VictronConnect app. Users can access real-time data, adjust settings, and analyse historical performance from their smartphone or tablet. Additionally, this controller integrates seamlessly with Victron’s GX devices, enabling remote monitoring through VRM (Victron Remote Management) for complete control from anywhere in the world.

High-Voltage Capability and Flexible Design

The 450V maximum PV input means fewer parallel strings are required, reducing installation costs and complexity. Featuring MC4 connectors, the charge controller allows for a quick and secure PV connection, making it ideal for large-scale residential, commercial, and industrial solar power systems.

Enhanced Safety and Protection Features

Designed for reliable long-term operation, the Victron SmartSolar MPPT RS 450/100-MC4 includes multiple built-in safety features, such as:

  • Over-temperature protection
  • Overload and short-circuit protection
  • Reverse polarity safeguards
  • Active cooling for improved heat dissipation

With IP22-rated protection, the unit is suitable for installation in controlled environments, ensuring durability and longevity in demanding conditions.

Why Choose the Victron SmartSolar MPPT RS 450/100-MC4?

  • Ultra-fast MPPT tracking for maximum solar energy conversion
  • 450v PV input and 100A charging capacity, perfect for large solar arrays
  • Built-in Bluetooth for easy monitoring with VictronConnect
  • MC4 solar connectors for a hassle-free installation
  • Advanced protection features for system reliability
  • Seamless integration with Victron’s GX devices and VRM portal

Multiple independent MPPT tracking inputs With multiple MPPT trackers, you can optimize your solar panel design for maximum performance for your specific location.

Isolated PV connections for additional safety Full galvanic isolation between PV and battery connections provide additional overall system safety.

Wide MPPT voltage range 80 – 450 VDC PV operating range, with a 120VDC PV startup voltage.

Light weight, efficient and quiet Thanks to high frequency technology and a new design this powerful charger weighs only 7.9 kg for the 100A model. In addition to this it has an excellent efficiency, low standby power, and a very quiet operation.

Display and Bluetooth The display reads battery, and controller parameters. The parameters can be accessed with a smartphone or other Bluetooth enabled device. In addition, Bluetooth can be used to set up the system and to change settings with VictronConnect.

PV Isolation resistance monitoring for peace of mind at higher voltages The MPPT RS continuously monitors the PV array and can detect if there are faults that reduce the isolation of the panels to unsafe levels.

VE.Can and VE.Direct port for connection to a GX device for system monitoring, data logging, and remote firmware updates. VE.Can allows for up to 25 units to be connected together in parallel and synchronize their charging.

I/O Connections Programmable Relay, temperature sensor, auxiliary, digital input and voltage sensor connections. The remote input can accept the Victron smallBMS, and other BMS with allow-to-charge signal.

Product Specifications

Charger Specifications

  • Nominal Battery Voltage: 48V DC
  • Rated Charge Current: 100A
  • Maximum Charge Power: 5.8 kW at 57.6V
  • Charge Voltage 'Absorption' (Default): 57.6V (Fully adjustable)
  • Charge Voltage 'Float' (Default): 55.2V (Fully adjustable)
  • Programmable Voltage Range: Minimum 36V / Maximum 60V (Equalization can be set up to 62V)
  • Charge Algorithm: Multi-stage adaptive (Fully adjustable)
  • Maximum Efficiency: 96%
  • Self-Consumption: 15 mA

Solar Input (PV Side)

  • Maximum DC PV Voltage: 450V DC
  • Start-up Voltage: 120V DC
  • MPPT Operating Voltage Range: 65 – 450V DC (Constrained by battery voltage)
  • Number of MPPT Trackers: 2
  • Maximum PV Operational Input Current: 16A per tracker
  • Maximum PV Short Circuit Current: 20A per tracker (Note: Higher current may damage the controller if connected in reverse polarity)
  • Maximum DC Output Charging Power: 4000W per tracker (5760W total)
  • Maximum PV Array Size per Tracker: 7200 Wp (450V x 20A)
  • PV Isolation Fail Level: 100 kΩ

Physical & Connection Data

  • Material & Colour: Steel chassis, Blue (RAL 5012)
  • Protection Category: IP21
  • Dimensions (H x W x D): 440 x 313 x 126 mm
  • Weight: 7.9 kg
  • Battery Connection: 2x M8 bolts (1x positive, 1x negative)
  • Power Terminals PV Input: 1 pair of male and female MC4 connectors per tracker
  • Operating Temperature Range: -40°C to +60°C (Active fan-assisted cooling)
  • Humidity (Non-condensing): Maximum 95%

Compliance & Quality Standards

  • Safety: EN-IEC 62109-1
  • Warranty: Backed by Victron Energy's industry-leading 5-year standard warranty
  • Design & Origin: Designed in The Netherlands, manufactured in India

Shipping & Collection

Tracked Delivery (Currently 1-3 business days):

  • Free over £250.
  • £4.99 for small packages (Under 0.8kg)
  • £5.99 for orders under £250.
  • £5.99 for orders under £50.

Next Business Day Delivery:

  • £9.99 Flat Rate.

Collection:

  • Free to collect from our warehouse.

Pre-Order:

  • 5-10 Business Days delivery unless otherwise stated.

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