Square D Multi 9 C60H-DC Miniature Circuit Breaker – 1-Pole, 10A, DC
The Square D (Schneider Electric) Multi 9 C60H-DC miniature circuit breaker (Model M9U21110) delivers reliable overcurrent protection for direct current circuits with a 10A continuous current rating. The C-curve trip characteristic and 10 kA breaking capacity at 250 Vdc make it an effective solution for a broad range of DC power protection needs.
Key Features
- Specifically designed for DC circuit protection
- 1-pole configuration for single-conductor DC circuits
- 10A rated current
- C-curve trip characteristic for moderate inrush current applications
- 10 kA DC breaking capacity at 250 Vdc
- Reliable DC arc interruption performance
Specifications
- Model: M9U21110
- Manufacturer: Square D (Schneider Electric)
- Circuit Type: DC
- Poles: 1
- Amperage: 10A
- Voltage: 250 Vdc
- Breaking Capacity: 10 kA
- Trip Curve: C
Applications
Suitable for solar PV systems, battery storage, DC motor drives, telecommunications power supplies, and industrial DC control panels. The DC-specific design ensures safe, reliable operation and arc interruption at 250 Vdc where standard AC circuit breakers cannot be used.



