SS-MPPT-15L Morningstar MPPT Solar Charge Controller 12/24V 15A LVD SunSaver

Morningstar SunSaver MPPT SS-MPPT-15L Solar Charge Controller

The Morningstar SunSaver MPPT SS-MPPT-15L brings Maximum Power Point Tracking technology to the proven SunSaver platform — delivering up to 30% more energy harvest from your solar panels compared to PWM controllers. With 15A of MPPT charge capacity, integrated low voltage disconnect (LVD), and automatic 12V/24V system detection, it's the ideal upgrade for off-grid systems where every watt counts. Whether you're running a remote cabin, a marine system, or a telecom installation, the SS-MPPT-15L squeezes maximum performance from your solar array.

Key Features

• MPPT charge control — up to 30% more energy harvest vs. PWM controllers
• 15A output current — supports 12V and 24V battery systems
• Automatic 12V/24V system detection — no manual configuration required
• Integrated low voltage disconnect (LVD) — protects battery from over-discharge
• Industry-proven SunSaver reliability — built for remote, unattended installations
• Weatherproof enclosure — suitable for outdoor and remote installations
• LED status indicators — visual confirmation of charge and load status
• Compatible with sealed, gel, flooded lead-acid, and lithium batteries

Specifications

• System voltage: 12V or 24V (auto-detect)
• Max charge current: 15A
• Max load current: 15A
• Charge regulation: MPPT
• LVD: Yes (integrated)
• Max PV open circuit voltage: 75V
• Self-consumption: <10mA
• Operating temperature: -40°C to +60°C

Ideal For

• Remote cabins and off-grid systems where maximum energy harvest is critical
• Marine battery systems with 12V or 24V configurations
• Telecom and remote monitoring installations
• Systems using higher voltage panels (up to 75V Voc)
• Upgrading from PWM to MPPT for improved system performance

Ships from Thunder Battery — Canada's trusted Morningstar dealer.