Square D Multi 9 Miniature Circuit Breaker, 2-Pole, 1A, B-Curve, 480V, M9F21201
The Square D M9F21201 is a 2-pole miniature circuit breaker from the Multi 9 series, rated 1A with a B-curve trip characteristic for 480Y/277V systems. Designed for 10 kA interrupt capacity, it provides reliable branch circuit protection in commercial and industrial panelboards.
Square D Multi 9 Miniature Cir...
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Overview
The Square D (Schneider Electric) Multi 9 M9F21201 is a compact, 2-pole miniature circuit breaker engineered for branch circuit protection in 480Y/277V distribution systems. With a 1A rating and B-curve trip characteristic, it is suited for sensitive loads requiring early-trip protection. The 10 kA interrupt rating meets NEC requirements for a wide range of commercial and industrial applications.
Features
- 2-pole configuration for single-phase 277V or 3-phase 480V branch circuits
- 1A continuous current rating with B-curve trip characteristic
- 480Y/277V AC voltage rating
- 10 kA short-circuit interrupt capacity
- Multi 9 DIN rail mount form factor for panel space efficiency
- UL Listed for North American installations
Specifications
| Attribute | Value |
|---|---|
| Manufacturer | Square D (Schneider Electric) |
| Model Number | M9F21201 |
| UPC | 78590174197 |
| Series | Multi 9 |
| Number of Poles | 2 |
| Ampere Rating | 1A |
| Trip Curve | B-Curve |
| Voltage Rating | 480Y/277V AC |
| Interrupt Rating | 10 kA |
| Mounting | DIN Rail |
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