MORNINGSTAR TRISTAR SERIES Morningstar TriStar 45A PWM Charge Controller Multi-Voltage 12V/24V/48V | Solar, Wind & Hydro Compatible | Robust PWM Regulation The Morningstar TriStar 45A PWM Charge Controller (SKU: TS-45) is a highly reliable and technically advanced solution for managing power in various renewable energy systems. Designed for 12V, 24V, or 48V battery banks, this versatile controller efficiently regulates charging from solar panels, wind turbines, or hydroelectric generators, making it ideal for caravans, motorhomes, boats, yachts, and off-grid installations. Utilising a sophisticated 4-stage series Pulse Width Modulation (PWM) charging algorithm, the TriStar 45A optimises battery health and extends their lifespan by preventing over-charging and deep discharge. Its robust design ensures consistent performance and maximum energy harvesting, even in demanding environments. SYSTEM COMPATIBILITY: Designed for 12V, 24V, or 48V battery banks with solar, wind, or hydroelectric inputs. Key Features ▶ Multi-Source Compatibility — Manages charging from solar, wind, or hydroelectric sources. ▶ Advanced PWM Charging — Features 4-stage series PWM pulse charging to maximise battery life and capacity. ▶ High Reliability — Built with a large heat sink for stable operation in high temperatures, ensuring long-term performance. ▶ Parallel Connectivity — Allows for two or more controllers to be used in parallel for larger arrays or hybrid power systems. ▶ Communication Capabilities — Enables connection to a personal computer for custom settings, data logging, and remote monitoring. ▶ User-Friendly Operation — Easy to install and use with factory pre-sets, fully automatic operation, and fault recovery. Technical Specifications Parameter Value Nominal Battery Voltage 12V / 24V / 48V Rated Charging, Load, Diversion Current 45A Solar Input Voltage (Max) 125V Terminals 3 pairs (Input, Battery, Output) + Communication Ports Indicators Multi-colour LEDs Temperature Compensation -5mV/°C/24V (Operating -30°C to +80°C) Minimum Operating Voltage 9V Self-Consumption < 20mA Working Temperature -40°C to +45°C Humidity 100% non-condensing Enclosure Rating IP10 Dimensions (L x W x H) 260.4 x 127 x 71 mm Weight 1.6 kg Charging & Battery Modes The Morningstar TriStar 45A PWM controller is engineered for optimal battery care and system flexibility. It supports a range of battery technologies and offers advanced charging modes to ensure longevity and performance. Feature Description 4-Stage PWM Charging Utilises Bulk, Absorption, Float, and Equalisation stages for comprehensive battery charging. Battery Type Compatibility Compatible with Sealed, Gel, and Flooded lead-acid batteries. Diversion Regulation Can be configured for diversion load control, ideal for managing excess energy from wind or hydro systems. Typical Applications Application Description Caravans & Motorhomes Provides reliable and efficient battery charging for mobile leisure vehicles. Boats & Yachts Manages marine power systems, ensuring battery longevity and consistent power. Off-Grid Cabins & Sheds Essential for independent power systems in remote locations, maximising energy harvest. Hybrid Renewable Systems Integrates and optimises power from multiple sources like solar, wind, or hydro. Built-In Protection Functions The Morningstar TriStar 45A PWM controller incorporates a comprehensive suite of protection features to safeguard your system and batteries. These include: Overload Protection • Short Circuit Protection • High Voltage Protection • Reverse Polarity Protection • High Temperature Protection • Lightning and Transient Surge Protection • Reverse Current at Night Protection. Common Questions What battery types are compatible with this controller? The Morningstar TriStar 45A PWM controller is compatible with Sealed, Gel, and Flooded lead-acid batteries. Can this controller be used with both solar and wind power sources? Yes, this versatile controller is designed to manage charging from solar, wind, or hydroelectric renewable installations. Is remote monitoring possible with the TriStar 45A? Yes, the controller features communication capabilities for connection to a personal computer for custom settings and data logging. An optional remote meter (sold separately) can also be connected for detailed monitoring. What does 4-stage PWM charging mean? 4-stage Pulse Width Modulation (PWM) charging refers to a sophisticated charging process that includes Bulk, Absorption, Float, and Equalisation stages. This method carefully regulates the charge to the battery, optimising its health and extending its operational life. Installation Notes Professional installation by a qualified technician is recommended to ensure safety and optimal performance. Ensure correct wiring polarity and voltage matching between the power source, controller, and battery bank. Mount the controller in a dry, well-ventilated area, protected from direct sunlight, excessive heat, and moisture. Always refer to the official Morningstar TriStar 45A user manual for detailed installation instructions and safety guidelines. Ensure adequate clearance around the controller for proper heat dissipation, especially in high-temperature environments. Before You Buy Verify your battery bank's nominal voltage (12V, 24V, or 48V) to ensure compatibility with the controller. Confirm that the total current from your solar, wind, or hydro array does not exceed the controller's 45A rating. Check the type of batteries you are using (Sealed, Gel, or Flooded) to ensure they are supported. Consider if you require a remote meter (sold separately) for advanced system monitoring and data display. Review the physical dimensions to ensure suitable mounting space is available. All specifications are based on manufacturer data and are subject to change. Please verify compatibility and requirements before purchase. This product is covered by a 5-year manufacturer warranty.
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