Victron SmartSolar MPPT RS 450/100-MC4 (SCC145110512)
The Victron SmartSolar MPPT RS 450/100-MC4 is a high-performance, high-voltage solar charge controller engineered for professional-grade 48V battery systems. With a massive 450V DC PV input and 100A charging output, this unit is the powerhouse of choice for large-scale solar arrays, providing unmatched efficiency and simplified installation for both off-grid and grid-connected applications.
Advanced Networking & Extreme Scalability
Parallel Power for Industrial Demands
The SmartSolar RS features integrated VE.Can bus ports, allowing for massive system expansion.
- Massive Throughput: Up to 25 units can be networked together in parallel.
- Synchronised Charging: When connected via RJ45, all units work as a single, cohesive team, synchronising their charge stages to provide a balanced and optimal charge to the battery bank.
- 180kWp Capacity: This networking capability allows for a staggering 180kWp of solar power to be managed within a single system.
- Centralised Monitoring: All data is fed through the same cable to a GX device (like the Cerbo GX) for unified system management.
Versatile Battery Compatibility & Intelligent I/O
Fully Programmable Charging
Via the VictronConnect App, the MPPT RS is fully programmable to suit almost any battery chemistry, including Lead-Acid and Lithium (LiFePO4). The unit supports battery voltages ranging from 36V to 60V, providing the flexibility needed for custom or high-capacity storage banks.
Independent & Isolated Trackers
To ensure the highest safety standards and system resilience, the unit features independent and isolated solar trackers. This allows you to connect multiple different solar arrays with varying orientations or panel types to a single controller without compromising performance or safety.
Comprehensive I/O Connections
The MPPT RS is designed for total system integration with a suite of auxiliary ports:
- Programmable Relay: Can be set to trigger based on alarms or battery state.
- Extensive Sensing: Dedicated connections for temperature sensors, voltage sensors, and auxiliary inputs.
- BMS Integration: The remote input is compatible with the Victron smallBMS and other third-party BMS units using an “allow-to-charge” signal, ensuring your battery bank is always protected.
Key Applications & Strategic Advantages
1. Large-Scale Off-Grid Systems
For remote homes, telecommunications, or industrial sites, the MPPT RS 450/100 allows for long series strings of solar panels. This high-voltage capability significantly reduces voltage drop over long cable runs and minimizes the number of expensive parallel combiners and thick DC cabling required. It is the backbone of a robust, high-yield off-grid energy storage system.
2. Overcoming Grid Export Limitations (The “DNO Hack”)
In many regions, District Network Operators (DNOs) or local utilities impose strict limits on how much power a grid-tied inverter can export. Applying for a large PV inverter often leads to rejection or costly grid upgrades.
The Solution: By moving your solar PV to the DC (battery) side using the MPPT RS 450/100, your application focuses solely on the battery inverter (e.g., a Victron MultiPlus-II or Quattro).
- Keep Applications Simple: Since the PV is connected to the battery bank and not directly to the AC grid, it often falls outside the standard AC export calculation.
- Unlimited Solar Scaling: You can install as much solar as you wish to charge your battery bank. The only real limitation is how large you choose to make the battery storage to absorb that excess energy.
- Maximize Self-Consumption: Store 100% of your generated solar energy for nighttime use without worrying about export caps or DNO restrictions.
Order Now from Energy Monkey
As an official Victron Energy distributor, Energy Monkey provides the hardware and the technical expertise required for complex system design.
📝 Important Product Notes:
- Updated Part Number: This product (SCC145110512) supersedes the previous model part number SCC145110510.
- Extended Protection: This unit comes with a standard 5-year warranty. For total peace of mind, this can be extended to 10 years for an additional fee of just 10% of the product price.
Ready to take your energy system to the next level? Order your Victron SmartSolar MPPT RS 450/100-MC4 today for a high-performance, future-proof solar solution.
🔹 Need Design Support? Our team specializes in 180kWp+ systems and export-limited DNO applications. Contact us at +44 (0) 1452 699300 for expert guidance.
