Description
Key Benefits
- Rated for 300A to handle high current loads
- Operates safely at 60VDC for low-voltage battery systems
- UL 489 listed for code-compliant panel protection
- Panel mount design ensures secure, clean installation
- Thermal magnetic trip provides short-circuit and overload protection
- 3-pole design disconnects all DC conductors simultaneously
- Trip-free mechanism prevents holding breaker ON during faults
Best Uses
Tech Specs
| Spec | Value |
|---|---|
| Model Number | MNEDC300-60-3PNP |
| Amperage Rating | 300 Amps |
| Voltage Rating | 60 VDC |
| Poles | 3 |
| Mount Type | Panel Mount |
| Pole Spacing | 57 mm |
| Trip Type | Thermal Magnetic |
| Break Type | Manual Reset |
| Certification | UL 489 Listed |
| Application | Solar, Battery Banks, Inverter Disconnects |
| Dimensions | Approx. 6.75 × 4.0 × 2.5 in |
| Weight | Approx. 1.8 lbs |
| Warranty | 5-Year Limited Warranty |
Warranty
Important: Warranty terms may vary based on installation conditions and system configuration. See manufacturer documentation for full details.
More Info
The MidNite Solar MNEDC300-60-3PNP is a robust 3-pole DC breaker designed for high current protection in renewable energy systems.
Its 300 amp rating and 60VDC voltage capacity make it suitable for large battery banks and inverter disconnect applications.
The breaker features a 57 mm pole spacing compatible with MidNite and other standardized DC breaker panels.
UL 489 listing ensures it meets safety and code requirements for load centers and DC distribution panels.
Thermal magnetic trip technology provides reliable protection against short circuits and overloads.
The manual reset and trip-free mechanism guarantee that the breaker cannot be held closed during a fault condition.
Panel mount design allows for secure installation on flat surfaces, maintaining a clean and organized electrical panel.
Commonly used in off-grid, hybrid, and commercial solar power systems, this breaker offers field-proven reliability.
MidNite Solar is a trusted U.S. manufacturer known for NEC-compliant solar components and innovative power electronics.





Reviews
There are no reviews yet.