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At Circuit Solar, we are committed to providing the highest quality solar products with transparent pricing and availability. As Canada’s largest solar supplier, we maintain a well-stocked inventory of solar components, with most items already imported and unaffected by tariffs.

Tariff Review Process: As of April 1st, all prices on our website automatically reflect any applicable tariffs, ensuring accurate and transparent pricing. While the majority of our products are stocked and unaffected by tariffs, any necessary adjustments are already included in our pricing. Customers will always see the most up-to-date costs upfront.

Vendor Collaboration: We’ve worked with all affected vendors to minimize tariff impacts where possible. Our strong relationships with suppliers allow us to secure inventory and maintain stable pricing for our customers.

Country of Origin & Product Identification: To help customers make informed decisions, we clearly label products with their country of origin, including items made in Canada and the USA. This ensures transparency regarding potential tariff impacts.

Commitment to Inventory Stability: We have taken proactive measures to secure ample stock, minimizing the impact of tariffs on our customers. Our extensive inventory allows us to continue supplying solar products without disruption.

For any questions regarding tariffs or product availability, please reach out to our support team. Circuit Solar remains dedicated to providing reliable, affordable solar solutions for all your energy needs.

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Morningstar TriStar 45 Amp MPPT Charge Controller, a high-efficiency charge controller designed for solar energy systems, featuring advanced maximum power point tracking (MPPT) technology to optimize energy harvest and ensure reliable battery charging.
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Morningstar Corporation

MorningStar – Tristar 45 Amp MPPT Charge Controller

Brand: Morningstar Corporation
SKU: TS-MPPT-45

$956.47

Available Now
Stock Status Disclaimer

Stock statuses are updated on a monthly basis and may not reflect real-time availability. Some products may not display a stock status but are likely still in stock. For the most accurate and up-to-date information, or if a stock status is not shown, please contact us directly for availability.

Here’s a clear and concise bullet point description for the stock statuses:

  • Available Now: The product is in stock and ready for shipping.
  • More Expected: Currently low or out of stock, but additional inventory is on its way.
  • Special Order: The item is not regularly stocked and will be ordered specifically for you, subject to extended lead times.
  • Contact Us for Availability: The item’s stock status is uncertain; reach out to confirm availability before purchasing.

The MorningStar TriStar 45 Amp MPPT Charge Controller is a high-efficiency solution for off-grid solar systems, providing 99% peak power tracking with advanced TrakStar MPPT technology. Designed for systems up to 2.4kWp, it offers flexible battery voltage support, extensive protections, and a fanless design for long-term durability in harsh conditions. Perfect for medium-sized solar installations requiring reliable energy management.

The MorningStar TriStar 45 Amp MPPT Charge Controller is a powerful and efficient choice for medium-sized off-grid photovoltaic (PV) systems. With industry-leading TrakStar MPPT technology, this controller achieves up to 99% peak efficiency, ensuring that you maximize energy harvest from your solar panels in systems up to 2.4kWp. Designed for versatility, it supports multiple battery voltages (12V, 24V, 36V, or 48V) and can handle up to 45 amps of charge current with a 150V open circuit voltage.

Built for reliability, the TriStar MPPT 45 features advanced protections including short-circuit, over-current, and reverse polarity safeguards, keeping your system secure even in the toughest environments. Its fanless design and oversized heatsink ensure silent, maintenance-free operation while withstanding extreme temperatures from -40°C to +45°C.

This charge controller is also equipped with on-board RS-232 communication, enabling system monitoring, data logging, and custom configurations for enhanced performance. Certified to meet global standards like CE, RoHS, IEC 62109, and ETL Listed, the TriStar MPPT 45 is recognized worldwide for its durability and reliability in solar installations.

Backed by a 5-year warranty, the MorningStar TriStar 45 Amp MPPT Charge Controller is the go-to solution for solar system designers looking for optimal performance and long-lasting efficiency.

Key Features:

  • 45A charge rating, supports 12V, 24V, 36V, and 48V battery systems
  • 99% peak efficiency with advanced TrakStar MPPT technology
  • Built-in protections: short-circuit, over-current, and reverse polarity
  • Fanless design for reliable, quiet operation
  • Certified to CE, RoHS, IEC 62109, and ETL Listed
  • 5-year manufacturer warranty
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