October 5, 2026 · Pros & DIYers

Victron SmartSolar MPPT 75|10

Victron SmartSolar MPPT 75V/10A — Bluetooth solar charge controller we use on small off-grid gate kits.

solar victron mppt gate off-grid
Victron SmartSolar MPPT 75|10

Why I use this

PWM junk works until summer heat and partial shade leave the gate battery soft by the time the homeowner gets home. Victron’s SmartSolar is what I put on small solar gate and camera jobs because MPPT actually harvests, Bluetooth lets me confirm charge history on site, and the settings stick. Start with the right battery profile (AGM/LiFePO4/etc.), fuse both sides, and don’t expect a 10A controller to feed a heavy opener that cycles all day — pick amperage for the array and the load.

Details

Smart MPPT for small solar gate sites

When a gate or camera stack sits off-grid, the charge controller is the difference between a reliable entry and a dead battery at 4 p.m. The Victron Energy SmartSolar MPPT 75|10 is the compact Bluetooth controller we use on smaller 12/24V solar kits: up to 75V panel input, 10A charge current, UL1741 certified, and configurable from your phone.

Why this model

  • MPPT tracking — gets more out of the panels than a cheap PWM brick, especially in partial shade
  • Bluetooth + VictronConnect — live volts/amps, history, presets, firmware, and alarms without a separate dongle
  • 12/24V auto — fits typical gate battery banks
  • Load output — can drop loads if battery voltage gets too low (configure carefully for gate motors)
  • Sync-ready — multiple SmartSolar units can stage together on bigger multi-controller jobs

How it shows up on our jobs

Paired with panels and a sealed battery inside a ventilated outdoor enclosure for solar gate access and camera sites — the same kind of stack as our Solar Gate Access and Video Monitoring work. Size the array and battery to the load; this 10A unit is for modest systems, not a multi-horsepower opener running all day.

Good fit / size up

  • Good: small solar gate kits, camera/monitor solar, 12 or 24V banks that need Bluetooth monitoring
  • Size up: higher panel wattage or higher charge current — Victron has larger SmartSolar amps in the same family
  • Not a full solar design: still need correct wire gauge, fusing, battery chemistry settings, and a cabinet that won’t cook the electronics

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