Morningstar ProStar MPPT 25A Charge Controller

The Morningstar ProStar MPPT (PS-MPPT-25M) is a 25 A MPPT solar charge controller designed for reliable 12/24V battery charging in off-grid, telecom, and industrial systems. It accepts up to 120 VDC PV input and operates at 98% efficiency, delivering up to 700 W of nominal output at 24V. A polycarbonate case with extruded aluminum heatsink, marine-rated terminals, and conformal coating suit demanding environments from -40°F to 140°F.

Key Features:

• 25 A MPPT charge controller, 98% efficiency
• 12/24V battery, 120 VDC max PV input
• Nominal output 700 W at 24V
• Max recommended PV: 440 W (12V) / 880 W (24V)
• 4-stage charging: Bulk, Absorption, Float, Equalize
• Meterbus, Modbus and SNMP communication
• Transient surge protection on solar, battery, load
• Operating range -40°F to 140°F, IP20
• Terminals 2.5-35 mm² / 14-2 AWG, 3.1 lbs
• 256-day data logging, 5-year warranty

Ideal for off-grid, telecom, marine, and industrial installations needing dependable charging in harsh conditions. With 7 standard battery settings plus customization, temperature compensation, and networked monitoring via Meterbus, Modbus, and SNMP, it integrates cleanly into managed power systems requiring both load control and long-term data logging. Order the PS-MPPT-25M (also listed as PSMPPT25M) from Circuit Solar, in stock in Canada and shipped from Red Deer, AB.