Square D Multi 9 C60SP Miniature Circuit Breaker – 4-Pole, 16A, B-Curve
The Square D (Schneider Electric) Multi 9 C60SP miniature circuit breaker (Model M9F21416) provides 4-pole overcurrent protection for 3-phase plus neutral circuits at 16A. The B-curve trip characteristic and 10 kA breaking capacity at 480Y/277V make it suitable for a range of commercial and industrial branch circuit protection needs.
Key Features
- 4-pole configuration for 3-phase plus neutral circuit protection
- 16A rated current
- B-curve trip characteristic for moderate inrush current applications
- 10 kA breaking capacity at 480Y/277V
- Compact, modular panel integration
- Part of the Square D Multi 9 C60SP breaker system
Specifications
- Model: M9F21416
- Manufacturer: Square D (Schneider Electric)
- Poles: 4
- Amperage: 16A
- Voltage: 480Y/277V
- Breaking Capacity: 10 kA
- Trip Curve: B
Applications
Designed for industrial and commercial distribution panels requiring 4-pole branch circuit protection at 480Y/277V. Suitable for 3-phase plus neutral loads including HVAC systems, lighting panels, and general power circuits in facilities operating at 480Y/277V.




