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SmartSolar MPPT RS 450/100-MC4
Detailed description
Ultra-fast Maximum Power Point Tracking (MPPT) solar charge controller
The MPPT RS SmartSolar is a 48V solar charge controller with up to 450VDC PV input and a 100A or 200A output. It is used in on-grid and off-grid solar applications where maximum battery charging power is required.

Example system diagram
The 100A MPPT RS in combination with a GX device charging a 48V battery from 2 separate solar PV strings.
Multiple independent MPPT tracking inputs
With multiple MPPT trackers, you can optimise your solar panel design for maximum output at your specific location.
Isolated PV connections for additional safety
Full galvanic isolation between PV and battery connections for overall system safety.
Wide MPPT voltage range
80 – 450 VDC PV operating range, with a 120VDC PV start-up voltage.
Lightweight, efficient and quiet
Thanks to high-frequency technology and a new design, the 100A model weighs just 7.9 kg. It also offers excellent efficiency, low standby power consumption and very quiet operation.
Display and Bluetooth
The display reads battery and controller parameters. These parameters can be accessed with a smartphone or another Bluetooth-enabled device. In addition, Bluetooth can be used to change the settings via VictronConnect.
PV insulation resistance monitoring
The MPPT RS continuously monitors the PV array and can detect faults that reduce the panels' insulation to unsafe levels.
VE.Can and VE.Direct port
For connection to a GX device for system monitoring, data logging and firmware updates. With VE.Can, up to 25 units can be connected together in parallel and synchronise their charging.
I/O connections
Programmable relay, temperature sensor, auxiliary, digital input and voltage sensor connections. The remote input supports the Victron smallBMS and other BMS with a charge-enable signal.
Configure and monitor with VictronConnect
The built-in smart Bluetooth connection enables fast monitoring and settings configuration. The 30-day history shows the individual performance of the separate MPPT trackers. Try the VictronConnect demo to see the full range. Configuration and display options with sample data.

Remote monitoring and control
You can remotely control and monitor the extensive functions of your SmartSolar MPPT charger with built-in Bluetooth by pairing it with your smartphone or another device via VictronConnect. If your system is connected to the Victron Remote Management online portal (VRM) via a GX device, you have full access to your MPPT anytime, anywhere. Both VictronConnect and VRM are available free of charge. For remote installations - even where no internet connection is available nearby - you may be able to monitor your MPPT by connecting the GlobalLink 520.

