Midnite Solar MNDC 175/250, 125VDC Mini DC Disconnect Box

The Midnite Solar MNDC 175/250 is a high-quality Mini DC Disconnect Box designed for renewable energy systems. Built on a durable white aluminum chassis, this Type 1 (indoor) rated enclosure provides a reliable solution for safely disconnecting DC power sources or loads in solar, battery storage, or hybrid energy installations. ETL-listed for both the US and Canada, it ensures compliance with international safety standards.

Features & Benefits

• Durable Aluminum Chassis : Rust-resistant, perfect for tropical and coastal regions.
• Hinged Door Design : Provides easy access to all electrical circuits for maintenance and monitoring.
• High-Capacity DC Breakers : 125A, 175A, or 250A options to safely disconnect inverters or battery banks.
• DIN Rail for DC Circuits : Flexible slots for PV inputs, charge controller outputs, DC loads, and DC-GFP protection.
• Ground Bus Bar : 14 poles included for effective earthing and safety.
• Shunt & Bus Bar Mounting : Multiple spots for 500A shunts and insulated PV negative bus connections.
• Flexible Knockouts : Convenient mounting and cable routing for inverters, batteries, charge controllers, and PV arrays.
• Battery Negative Tie Point : 5/16″ stud ensures a secure connection for system grounding.
• ETL Listed : Ensures high safety and regulatory compliance.

Use Cases

• Solar PV Installations : Central DC disconnect for residential or commercial solar arrays.
• Battery Storage Systems : Disconnect and protect battery banks in off-grid or hybrid setups.
• Inverter Systems : Safely isolate inverter input/output circuits for maintenance or emergency shutdowns.
• Remote Microgrids : Ideal for Tanzania’s renewable energy projects in rural and urban areas.
• Hybrid Energy Solutions : Integrates with wind, solar, or generator setups requiring a robust DC disconnect solution.

Value Propositions

• Provides enhanced safety by isolating DC power sources and loads.
• Designed to handle high-current DC systems with multiple breaker and DIN rail configurations.
• Durable aluminum construction resists corrosion in humid or coastal environments.
• Versatile mounting options for shunts, bus bars, and multiple DC breakers.
• Simplifies system maintenance with hinged door access and clearly organised connections.

Local Market Positioning in Tanzania

• Perfect for residential, commercial, and industrial solar projects in Tanzania.
• Suitable for remote off-grid areas, where solar and battery storage are increasingly adopted.
• Supports high renewable energy adoption in urban centres such as Dar es Salaam, Arusha, and Mwanza.
• Provides a reliable, ETL-listed solution for installers seeking internationally certified equipment.
• Offers long-term corrosion resistance, making it ideal for Tanzania’s coastal and tropical climate.

Technical Specification