MidNite Solar MNEDC300-60-3PNP – 300A Panel Mount Breaker 60VDC 3-Pole

The MidNite Solar MNEDC300-60-3PNP is a heavy-duty 300 amp, 3-pole panel mount DC breaker rated for up to 60VDC. Built with a 57 mm pole spacing and industry-standard mounting design, this breaker is perfect for use in large battery banks, solar combiner boxes, and inverter disconnects where high current protection is essential. UL489 listed for full panel protection, it ensures safe and code-compliant operation for renewable energy systems.

Key Benefits

High Current Handling: Rated for up to 300A, ideal for battery and inverter protection.

Low Voltage DC Rated: 60VDC operation supports low-voltage battery banks.

UL 489 Listed: Approved for use in load centers and DC distribution panels.

Panel Mountable: Designed to bolt securely to flat panel surfaces for clean installation.

Thermal Magnetic Trip: Provides both short-circuit and overload protection.

Special Technology

3-Pole Design: Enables simultaneous disconnection of all DC conductors for enhanced safety.

57 mm Pole Spacing: Fits MidNite and other compatible DC breaker boxes with standardized spacing.

Field Proven Reliability: Used extensively in off-grid, hybrid, and commercial solar power systems.

Trip-Free Mechanism: Breaker cannot be held “ON” during a fault, ensuring true protection.

Warranty

Includes MidNite Solar’s standard 5-year limited warranty for breakers and disconnect components.

Best Use

Battery Bank Protection: DC disconnect for large-scale 12V, 24V, or 48V battery banks.

Inverter DC Input Protection: Safeguards inverter connections in solar + storage systems.

Combiner Boxes: Installed in MidNite combiner boxes or custom DC panels.

Off-Grid and Backup Power Systems: Engineered for critical load and emergency power circuits.

Specifications Table

About MidNite Solar:

MidNite Solar is a U.S.-based manufacturer known for innovative, NEC-compliant power electronics and solar components. Their product line includes combiner boxes, charge controllers, breakers, and battery enclosures designed for off-grid, grid-tied, and hybrid energy systems.

Why Buy From US Solar Supplier?

As an American founded company out of Kentucky, US Solar Supplier is committed to providing top-quality solar products, backed by the world’s leading manufacturers. Our promise is to get you the fairest price from the best brands that offer warranties you can count on. We are updating our inventory daily with solar components that offer the latest technology. With a reputation for excellence and a dedication to customer satisfaction, we ensure that every product we sell meets the highest standards in the industry.

Need Assistance?
We’re here to help! If you have any questions or need more information before making your purchase, don’t hesitate to call us at 1-800-230-7004. Our knowledgeable and friendly team is ready to assist you with product details, installation advice, or the purchasing process.

Why Buy From Us?
Trusted Supplier: We work with Tier 1 manufacturers who stand behind their products.

Expert Support: Our team is here to guide you every step of the way.

Manufacturer-Backed Warranties: Enjoy peace of mind with the 5-year product warranty directly from the manufacturer.

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Join the many satisfied customers who have trusted us for their solar needs. Add to your cart now to secure your high-efficiency solar panels and take the next step towards sustainable energy!