Victron Energy SmartSolar MPPT Solar Charge Controller - 75V 15A

The Victron Energy SmartSolar MPPT 75/15 solar charge controller maximizes energy harvest from sol...

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OnBuy.comVictron Energy Smartsolar Mppt Solar Charge Controller (Bluetooth) - Charge Controllers For Solar Panels - 75V 15 Amp 12/24-Volt 703774384979
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Product Information

Full details

The Victron Energy SmartSolar MPPT 75/15 is designed for off-grid enthusiasts, van builders, and remote solar power users who require reliable energy harvesting from their solar arrays to maintain battery health. Its primary benefit is the advanced Maximum Power Point Tracking (MPPT) technology that extracts maximum efficiency even in low-light or fluctuating conditions, though users should note that its 15A output limits the size of the solar array you can connect compared to larger models.

All features

Model Part NumberSCC075015060R
BrandVictron Energy

Extended Product Information

FAQs

Does this controller support lithium batteries?

Yes, you can configure the charge profile for lithium-ion and LiFePO4 batteries using the VictronConnect app.

Can I connect this to a 24V battery bank?

Yes, the 75/15 controller can automatically detect and charge 12V or 24V battery systems.

What is the maximum solar panel wattage for this unit?

For a 12V battery system, the recommended maximum is 220W; for a 24V system, it is 440W.

Is the controller waterproof?

No, this unit is not waterproof and should be installed in a dry, ventilated, and weather-protected location.

Can I link multiple controllers together?

Yes, you can use the VE.Direct port or wireless synchronization through the app to coordinate multiple Victron chargers.

Troubleshooting

Bluetooth not appearing in VictronConnect app

Ensure your device's Bluetooth is enabled and you are within close proximity of the unit. Restart the app.

Controller shows no status lights

Check the fuse on the battery side and ensure the battery is connected properly with correct polarity.

Solar yield lower than expected

Check for partial shading on panels and ensure cables are securely connected to the solar terminals.

Pros and Cons

Pros

  • Industry-leading conversion efficiency
  • Easy remote management via smartphone app
  • Capable of recovering dead batteries
  • Compact form factor for space-constrained installations
  • Robust build quality suitable for mobile applications

Cons

  • Limited to 15A output current
  • Maximum panel voltage capped at 75V
  • Requires smartphone/tablet for advanced settings adjustment

Setup, Compatibility & Care

To install, connect the battery leads first to ensure the controller recognizes the battery system voltage. Once the status LED indicates the unit is active, connect the solar panels. Ensure that your solar array voltage does not exceed 75V, as exceeding this limit will damage the unit. For maintenance, keep the ventilation paths around the heatsink clear of debris to prevent overheating. Periodically check that all terminal screws remain tight to avoid voltage drops or potential arcing, especially in vehicles subject to heavy vibration.

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