Square D Multi 9 C60SP Miniature Circuit Breaker – 2-Pole, 20A, B-Curve
The Square D (Schneider Electric) Multi 9 C60SP miniature circuit breaker (Model M9F21220) provides reliable 2-pole branch circuit protection with a 20A continuous rating at 480Y/277V. The B-curve trip characteristic suits circuits with moderate inrush currents, while the 10 kA breaking capacity ensures robust fault protection.
Key Features
- 2-pole configuration for 2-phase or single-phase with neutral circuit protection
- 20A rated current
- B-curve trip characteristic for moderate inrush current applications
- 10 kA breaking capacity at 480Y/277V
- Compact, modular design for panel space efficiency
- Part of the Square D Multi 9 C60SP system
Specifications
- Model: M9F21220
- Manufacturer: Square D (Schneider Electric)
- Poles: 2
- Amperage: 20A
- Voltage: 480Y/277V
- Breaking Capacity: 10 kA
- Trip Curve: B
Applications
Suitable for commercial and industrial electrical distribution panels, motor control centers, and control cabinets requiring 2-pole, 20A branch circuit protection at 480Y/277V. Commonly used for HVAC equipment, lighting circuits, and general power branch circuits in commercial and industrial buildings.


