Morningstar TriStar 45A PWM Charge Controller

The Morningstar TriStar TS-45 is a rugged PWM charge controller rated at 45 A, designed for reliable off-grid and battery-based solar systems. It supports selectable 12/24/48 V battery banks, accepts up to 125 VDC PV input, and manages up to 3.2 kW of solar array at 48 V. With a 4-stage charging algorithm and Constant Voltage Series PWM technology, it charges lithium, nickel cadmium and lead acid batteries with high accuracy.

Key Features:

• PWM charge controller rated 45 A
• Battery voltage 12/24/48 V selectable
• Max PV input 125 VDC
• Max solar array 3.2 kW at 48 V
• 4-stage: Bulk, PWM, Float, Equalize
• Lithium, nickel cadmium, lead acid support
• Modbus and RS232 communication
• Regulation accuracy ≤0.1% ±50mV (12/24V)
• Operating temperature -40°F to 140°F
• UL 1741, CSA and CE certified

Ideal for off-grid homes, cabins, telecom and remote power systems across Canadian climates, the TS-45 supports parallel configurations up to 300 A or more. It integrates with optional accessories including the TriStar Meter-2, Remote Temperature Sensor, Remote Meter and MeterHub for expanded monitoring.