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Victron Energy

Victron SmartSolar MPPT 150/45 — 45A Solar Charge Controller with Bluetooth (12V/24V/36V/48V)

Victron SmartSolar MPPT 150/45 — 45A Solar Charge Controller with Bluetooth (12V/24V/36V/48V)

Regular price $229.50
Regular price Sale price $229.50
Sale Sold out

The Victron SmartSolar MPPT 150/45 is a popular mid-size charge controller — 45A of charge current, 150V max PV input, and built-in Bluetooth. The 150V headroom supports residential-grade 60-cell and 72-cell panels in series strings, while 45A of charge current sizes well for 24V or 48V battery banks. Works on 12V, 24V, 36V, or 48V banks (auto-detect).

Solar array sizing

Battery bank Maximum solar array Typical setup
12V ~650W 3× 200W panels in series
24V ~1300W 4× 350W residential panels
48V ~2600W 6–8× residential panels in series strings

Maximum PV open-circuit voltage: 150V.

Why the SmartSolar 150/45

  • 45A charge current — right-sized for mid-range 24V/48V battery banks
  • 150V max PV — residential panels in series, cold-climate safety margin
  • Ultra-fast MPPT tracking — millisecond response to changing cloud and shading conditions
  • Built-in Bluetooth — pair directly with VictronConnect on iPhone or Android
  • 98% conversion efficiency — natural convection cooling, no fans
  • VE.Direct port — connect to Cerbo GX for VRM Portal, or chain with SmartShunt / BMV-712
  • Automatic battery voltage detection — 12V, 24V, 36V, 48V
  • Multi-stage adaptive charging — AGM, Gel, Flooded, LiFePO4 preset profiles
  • Optional remote temp sensor — sold separately for battery temperature compensation

Specifications

Nominal battery voltage 12V, 24V, 36V, or 48V (auto-detect)
Rated charge current 45A
Maximum PV open-circuit voltage 150V (absolute max)
Maximum PV input power, 12V 650W
Maximum PV input power, 24V 1300W
Maximum PV input power, 48V 2600W
Peak efficiency 98%
Bluetooth Built-in (VictronConnect app)
VE.Direct port Yes
Charge algorithm Multi-stage adaptive with manual preset profiles
Battery chemistry AGM, Gel, Flooded, LiFePO4 (configurable)
Cooling Natural convection (no fan)
Enclosure rating IP43
Operating temperature -30°C to +60°C (full power up to 40°C)
Manufacturer SKU SCC115045212
Warranty 5 years (manufacturer)

Recommended applications

  • Mid-size off-grid cabin — 24V system with 1–1.3kW of residential panels
  • RV / Marine with residential panels — series-string panel layout for longer cable runs
  • 48V backup power — telecom, server room, residential battery backup
  • Cold-climate solar — where panel Voc spikes in winter
  • Mobile commercial — high-end surveillance trailers, mobile workshops

Every Jonsson Tech order ships within 5 days nationwide from our Houston, Texas warehouse. Free pre-purchase sizing consultation — call 346-574-9652 or email support@jonssontech.net with your panel specs and battery setup and we'll confirm the right controller before you buy.

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